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Standard_D2s_v3

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May 30th, 2019
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  1. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  2. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  3. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  4. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  5. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  6. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  7. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Http.Features/src/Microsoft.AspNetCore.Http.Features.csproj]
  8. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  9. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  10. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  11. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  12. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  13. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  14. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Servers/Connections.Abstractions/src/Microsoft.AspNetCore.Connections.Abstractions.csproj]
  15. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  16. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  17. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  18. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  19. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  20. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  21. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Headers/src/Microsoft.Net.Http.Headers.csproj]
  22. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  23. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  24. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  25. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  26. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  27. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  28. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  29. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  30. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  31. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  32. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  33. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  34. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  35. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/WebUtilities/src/Microsoft.AspNetCore.WebUtilities.csproj]
  36. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  37. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  38. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  39. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  40. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  41. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  42. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Http.Abstractions/src/Microsoft.AspNetCore.Http.Abstractions.csproj]
  43. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  44. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  45. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  46. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  47. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  48. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  49. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/Protocols.MessagePack/src/Microsoft.AspNetCore.SignalR.Protocols.MessagePack.csproj]
  50. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  51. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  52. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  53. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  54. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  55. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  56. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Http/src/Microsoft.AspNetCore.Http.csproj]
  57. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  58. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  59. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  60. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  61. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  62. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  63. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Http.Extensions/src/Microsoft.AspNetCore.Http.Extensions.csproj]
  64. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  65. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  66. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  67. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  68. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  69. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  70. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Authentication.Abstractions/src/Microsoft.AspNetCore.Authentication.Abstractions.csproj]
  71. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  72. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  73. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  74. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  75. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  76. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  77. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Routing.Abstractions/src/Microsoft.AspNetCore.Routing.Abstractions.csproj]
  78. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  79. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  80. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  81. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  82. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  83. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  84. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Http/Routing/src/Microsoft.AspNetCore.Routing.csproj]
  85. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  86. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  87. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  88. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  89. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  90. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  91. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Security/Authorization/Core/src/Microsoft.AspNetCore.Authorization.csproj]
  92. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  93. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  94. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  95. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  96. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  97. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  98. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Hosting/Server.Abstractions/src/Microsoft.AspNetCore.Hosting.Server.Abstractions.csproj]
  99. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  100. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  101. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  102. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  103. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  104. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  105. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Hosting/Abstractions/src/Microsoft.AspNetCore.Hosting.Abstractions.csproj]
  106. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  107. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  108. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  109. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  110. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  111. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  112. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Security/Authorization/Policy/src/Microsoft.AspNetCore.Authorization.Policy.csproj]
  113. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  114. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  115. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  116. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  117. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  118. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  119. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/SignalR.Common/src/Microsoft.AspNetCore.SignalR.Common.csproj]
  120. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  121. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  122. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  123. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  124. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  125. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  126. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Middleware/WebSockets/src/Microsoft.AspNetCore.WebSockets.csproj]
  127. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  128. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  129. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  130. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  131. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  132. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  133. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  134. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  135. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  136. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  137. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  138. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  139. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/Protocols.Json/src/Microsoft.AspNetCore.SignalR.Protocols.Json.csproj]
  140. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Servers/Kestrel/Transport.Abstractions/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Abstractions.csproj]
  141. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  142. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  143. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  144. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  145. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  146. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  147. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/Http.Connections.Common/src/Microsoft.AspNetCore.Http.Connections.Common.csproj]
  148. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  149. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  150. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  151. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  152. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  153. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  154. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Servers/Kestrel/Transport.Sockets/src/Microsoft.AspNetCore.Server.Kestrel.Transport.Sockets.csproj]
  155. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  156. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  157. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  158. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  159. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  160. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  161. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Hosting/Hosting/src/Microsoft.AspNetCore.Hosting.csproj]
  162. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  163. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  164. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  165. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  166. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  167. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  168. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj]
  169. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  170. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  171. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  172. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  173. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  174. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  175. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/common/Http.Connections/src/Microsoft.AspNetCore.Http.Connections.csproj]
  176. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  177. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  178. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  179. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  180. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  181. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  182. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/Servers/Kestrel/Kestrel/src/Microsoft.AspNetCore.Server.Kestrel.csproj]
  183. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  184. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  185. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  186. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  187. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  188. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  189. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/server/Core/src/Microsoft.AspNetCore.SignalR.Core.csproj]
  190. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  191. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  192. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  193. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  194. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  195. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  196. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/server/StackExchangeRedis/src/Microsoft.AspNetCore.SignalR.StackExchangeRedis.csproj]
  197. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  198. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  199. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  200. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  201. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  202. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  203. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/server/SignalR/src/Microsoft.AspNetCore.SignalR.csproj]
  204. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : The type initializer for 'LibGit2Sharp.Core.NativeMethods' threw an exception. [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  205. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.NativeMethods.git_buf_free(GitBuf buf) [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  206. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Core.Proxy.ConvertPath(Func`2 pathRetriever) [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  207. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at LibGit2Sharp.Repository.Discover(String startingPath) [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  208. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.GitOperations.LocateRepository(String directory) in /_/src/Microsoft.Build.Tasks.Git.Operations/GitOperations.cs:line 26 [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  209. /root/.nuget/packages/microsoft.build.tasks.git/1.0.0-beta2-18618-05/build/Microsoft.Build.Tasks.Git.targets(20,5): warning : at Microsoft.Build.Tasks.Git.RepositoryTasks.LocateRepository(LocateRepository task) in /_/src/Microsoft.Build.Tasks.Git.Operations/RepositoryTasks.cs:line 58 [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  210. /root/.nuget/packages/microsoft.sourcelink.common/1.0.0-beta2-18618-05/build/Microsoft.SourceLink.Common.targets(53,5): warning : Source control information is not available - the generated source link is empty. [/aspnetcore/src/SignalR/perf/benchmarkapps/BenchmarkServer/BenchmarkServer.csproj]
  211. Process ID: 90
  212. [00:00:01] Current: 209, peak: 209, connected: 170, disconnected: 0, rate: 170/s
  213. [00:00:01] Current: 404, peak: 404, connected: 195, disconnected: 0, rate: 195/s
  214. [00:00:02] Current: 602, peak: 602, connected: 198, disconnected: 0, rate: 198/s
  215. [00:00:03] Current: 802, peak: 802, connected: 200, disconnected: 0, rate: 200/s
  216. [00:00:04] Current: 1006, peak: 1006, connected: 204, disconnected: 0, rate: 204/s
  217. [00:00:05] Current: 1214, peak: 1214, connected: 208, disconnected: 0, rate: 208/s
  218. [00:00:06] Current: 1553, peak: 1553, connected: 339, disconnected: 0, rate: 339/s
  219. [00:00:07] Current: 2027, peak: 2027, connected: 474, disconnected: 0, rate: 474/s
  220. [00:00:08] Current: 2558, peak: 2558, connected: 531, disconnected: 0, rate: 531/s
  221. [00:00:09] Current: 3098, peak: 3098, connected: 540, disconnected: 0, rate: 540/s
  222. [00:00:10] Current: 3635, peak: 3635, connected: 537, disconnected: 0, rate: 537/s
  223. [00:00:12] Current: 4172, peak: 4172, connected: 537, disconnected: 0, rate: 537/s
  224. [00:00:12] Current: 4711, peak: 4711, connected: 539, disconnected: 0, rate: 539/s
  225. [00:00:13] Current: 5248, peak: 5248, connected: 537, disconnected: 0, rate: 537/s
  226. [00:00:14] Current: 5797, peak: 5797, connected: 549, disconnected: 0, rate: 549/s
  227. [00:00:16] Current: 6329, peak: 6329, connected: 532, disconnected: 0, rate: 532/s
  228. [00:00:16] Current: 6869, peak: 6869, connected: 540, disconnected: 0, rate: 540/s
  229. [00:00:17] Current: 7421, peak: 7421, connected: 552, disconnected: 0, rate: 552/s
  230. [00:00:19] Current: 7948, peak: 7948, connected: 527, disconnected: 0, rate: 527/s
  231. [00:00:19] Current: 8490, peak: 8490, connected: 542, disconnected: 0, rate: 542/s
  232. [00:00:20] Current: 8855, peak: 8855, connected: 365, disconnected: 0, rate: 365/s
  233. [00:00:22] Current: 9388, peak: 9388, connected: 533, disconnected: 0, rate: 533/s
  234. [00:00:23] Current: 9930, peak: 9930, connected: 542, disconnected: 0, rate: 542/s
  235. [00:00:23] Current: 10463, peak: 10463, connected: 533, disconnected: 0, rate: 533/s
  236. [00:00:24] Current: 11009, peak: 11009, connected: 546, disconnected: 0, rate: 546/s
  237. [00:00:25] Current: 11538, peak: 11538, connected: 529, disconnected: 0, rate: 529/s
  238. [00:00:27] Current: 12076, peak: 12076, connected: 538, disconnected: 0, rate: 538/s
  239. [00:00:27] Current: 12620, peak: 12620, connected: 544, disconnected: 0, rate: 544/s
  240. [00:00:29] Current: 13139, peak: 13139, connected: 519, disconnected: 0, rate: 519/s
  241. [00:00:30] Current: 13647, peak: 13647, connected: 508, disconnected: 0, rate: 508/s
  242. [00:00:30] Current: 14177, peak: 14177, connected: 530, disconnected: 0, rate: 530/s
  243. [00:00:32] Current: 14715, peak: 14715, connected: 538, disconnected: 0, rate: 538/s
  244. [00:00:33] Current: 15235, peak: 15235, connected: 520, disconnected: 0, rate: 520/s
  245. [00:00:34] Current: 15767, peak: 15767, connected: 532, disconnected: 0, rate: 532/s
  246. [00:00:35] Current: 16218, peak: 16218, connected: 451, disconnected: 0, rate: 451/s
  247. [00:00:36] Current: 16704, peak: 16704, connected: 486, disconnected: 0, rate: 486/s
  248. [00:00:37] Current: 17197, peak: 17197, connected: 493, disconnected: 0, rate: 493/s
  249. [00:00:38] Current: 17703, peak: 17703, connected: 506, disconnected: 0, rate: 506/s
  250. [00:00:39] Current: 18164, peak: 18164, connected: 461, disconnected: 0, rate: 461/s
  251. [00:00:40] Current: 18621, peak: 18621, connected: 457, disconnected: 0, rate: 457/s
  252. [00:00:41] Current: 19044, peak: 19044, connected: 423, disconnected: 0, rate: 423/s
  253. [00:00:42] Current: 19481, peak: 19481, connected: 437, disconnected: 0, rate: 437/s
  254. [00:00:43] Current: 19924, peak: 19924, connected: 443, disconnected: 0, rate: 443/s
  255. [00:00:44] Current: 20366, peak: 20366, connected: 442, disconnected: 0, rate: 442/s
  256. [00:00:45] Current: 20811, peak: 20811, connected: 445, disconnected: 0, rate: 445/s
  257. [00:00:46] Current: 21225, peak: 21225, connected: 414, disconnected: 0, rate: 414/s
  258. [00:00:47] Current: 21659, peak: 21659, connected: 434, disconnected: 0, rate: 434/s
  259. [00:00:48] Current: 22079, peak: 22079, connected: 420, disconnected: 0, rate: 420/s
  260. [00:00:49] Current: 22475, peak: 22475, connected: 396, disconnected: 0, rate: 396/s
  261. [00:00:50] Current: 22672, peak: 22672, connected: 197, disconnected: 0, rate: 197/s
  262. [00:00:51] Current: 23133, peak: 23133, connected: 461, disconnected: 0, rate: 461/s
  263. [00:00:52] Current: 23637, peak: 23637, connected: 504, disconnected: 0, rate: 504/s
  264. [00:00:53] Current: 24151, peak: 24151, connected: 514, disconnected: 0, rate: 514/s
  265. [00:00:54] Current: 24590, peak: 24590, connected: 439, disconnected: 0, rate: 439/s
  266. [00:00:55] Current: 25058, peak: 25058, connected: 468, disconnected: 0, rate: 468/s
  267. [00:00:56] Current: 25554, peak: 25554, connected: 496, disconnected: 0, rate: 496/s
  268. [00:00:57] Current: 26028, peak: 26028, connected: 474, disconnected: 0, rate: 474/s
  269. [00:00:58] Current: 26521, peak: 26521, connected: 493, disconnected: 0, rate: 493/s
  270. [00:00:59] Current: 26995, peak: 26995, connected: 474, disconnected: 0, rate: 474/s
  271. [00:01:00] Current: 27482, peak: 27482, connected: 487, disconnected: 0, rate: 487/s
  272. [00:01:01] Current: 27977, peak: 27977, connected: 495, disconnected: 0, rate: 495/s
  273. [00:01:02] Current: 28409, peak: 28409, connected: 432, disconnected: 0, rate: 432/s
  274. [00:01:03] Current: 28894, peak: 28894, connected: 485, disconnected: 0, rate: 485/s
  275. [00:01:04] Current: 29023, peak: 29023, connected: 129, disconnected: 0, rate: 129/s
  276. [00:01:05] Current: 29450, peak: 29450, connected: 427, disconnected: 0, rate: 427/s
  277. [00:01:06] Current: 29865, peak: 29865, connected: 415, disconnected: 0, rate: 415/s
  278. [00:01:07] Current: 30352, peak: 30352, connected: 487, disconnected: 0, rate: 487/s
  279. [00:01:08] Current: 30830, peak: 30830, connected: 478, disconnected: 0, rate: 478/s
  280. [00:01:09] Current: 31238, peak: 31238, connected: 408, disconnected: 0, rate: 408/s
  281. [00:01:10] Current: 31573, peak: 31573, connected: 335, disconnected: 0, rate: 335/s
  282. [00:01:11] Current: 31905, peak: 31905, connected: 332, disconnected: 0, rate: 332/s
  283. [00:01:12] Current: 32242, peak: 32242, connected: 337, disconnected: 0, rate: 337/s
  284. [00:01:13] Current: 32601, peak: 32601, connected: 359, disconnected: 0, rate: 359/s
  285. [00:01:14] Current: 33249, peak: 33249, connected: 648, disconnected: 0, rate: 648/s
  286. [00:01:15] Current: 34041, peak: 34041, connected: 792, disconnected: 0, rate: 792/s
  287. [00:01:16] Current: 34230, peak: 34230, connected: 189, disconnected: 0, rate: 189/s
  288. [00:01:17] Current: 34775, peak: 34775, connected: 545, disconnected: 0, rate: 545/s
  289. [00:01:18] Current: 35345, peak: 35345, connected: 570, disconnected: 0, rate: 570/s
  290. [00:01:19] Current: 35851, peak: 35851, connected: 506, disconnected: 0, rate: 506/s
  291. [00:01:20] Current: 36443, peak: 36443, connected: 592, disconnected: 0, rate: 592/s
  292. [00:01:21] Current: 37347, peak: 37347, connected: 904, disconnected: 0, rate: 904/s
  293. [00:01:22] Current: 38211, peak: 38211, connected: 864, disconnected: 0, rate: 864/s
  294. [00:01:23] Current: 39190, peak: 39190, connected: 979, disconnected: 0, rate: 979/s
  295. [00:01:24] Current: 40080, peak: 40080, connected: 890, disconnected: 0, rate: 890/s
  296. [00:01:26] Current: 40223, peak: 40223, connected: 143, disconnected: 0, rate: 143/s
  297. [00:01:27] Current: 40958, peak: 40958, connected: 735, disconnected: 0, rate: 735/s
  298. [00:01:28] Current: 41839, peak: 41839, connected: 881, disconnected: 0, rate: 881/s
  299. [00:01:29] Current: 42700, peak: 42700, connected: 861, disconnected: 0, rate: 861/s
  300. [00:01:30] Current: 43561, peak: 43561, connected: 861, disconnected: 0, rate: 861/s
  301. [00:01:31] Current: 44429, peak: 44429, connected: 868, disconnected: 0, rate: 868/s
  302. [00:01:32] Current: 45412, peak: 45412, connected: 983, disconnected: 0, rate: 983/s
  303. [00:01:34] Current: 45991, peak: 45991, connected: 579, disconnected: 0, rate: 579/s
  304. [00:01:35] Current: 46623, peak: 46623, connected: 632, disconnected: 0, rate: 632/s
  305. [00:01:36] Current: 47513, peak: 47513, connected: 890, disconnected: 0, rate: 890/s
  306. [00:01:37] Current: 48255, peak: 48255, connected: 742, disconnected: 0, rate: 742/s
  307. [00:01:38] Current: 49023, peak: 49023, connected: 768, disconnected: 0, rate: 768/s
  308. [00:01:39] Current: 49797, peak: 49797, connected: 774, disconnected: 0, rate: 774/s
  309. [00:01:40] Current: 50407, peak: 50407, connected: 610, disconnected: 0, rate: 610/s
  310. [00:01:41] Current: 51349, peak: 51349, connected: 942, disconnected: 0, rate: 942/s
  311. [00:01:42] Current: 51984, peak: 51984, connected: 635, disconnected: 0, rate: 635/s
  312. [00:01:43] Current: 52413, peak: 52413, connected: 429, disconnected: 0, rate: 429/s
  313. [00:01:44] Current: 53319, peak: 53319, connected: 906, disconnected: 0, rate: 906/s
  314. [00:01:45] Current: 53982, peak: 53982, connected: 663, disconnected: 0, rate: 663/s
  315. [00:01:46] Current: 54787, peak: 54787, connected: 805, disconnected: 0, rate: 805/s
  316. [00:01:47] Current: 55591, peak: 55591, connected: 804, disconnected: 0, rate: 804/s
  317. [00:01:48] Current: 56292, peak: 56292, connected: 701, disconnected: 0, rate: 701/s
  318. [00:01:50] Current: 56980, peak: 56980, connected: 688, disconnected: 0, rate: 688/s
  319. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  320. Heartbeat took longer than "00:00:01" at "05/30/2019 10:25:14 +00:00".
  321. [00:01:51] Current: 57017, peak: 57017, connected: 37, disconnected: 0, rate: 37/s
  322. [00:01:52] Current: 57161, peak: 57161, connected: 144, disconnected: 0, rate: 144/s
  323. [00:01:53] Current: 57485, peak: 57485, connected: 324, disconnected: 0, rate: 324/s
  324. [00:01:54] Current: 57936, peak: 57936, connected: 451, disconnected: 0, rate: 451/s
  325. [00:01:56] Current: 58064, peak: 58064, connected: 128, disconnected: 0, rate: 128/s
  326. [00:01:57] Current: 58448, peak: 58448, connected: 384, disconnected: 0, rate: 384/s
  327. [00:01:58] Current: 58983, peak: 58983, connected: 535, disconnected: 0, rate: 535/s
  328. [00:01:59] Current: 59480, peak: 59480, connected: 497, disconnected: 0, rate: 497/s
  329. [00:02:03] Current: 59729, peak: 59729, connected: 249, disconnected: 0, rate: 249/s
  330. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  331. Heartbeat took longer than "00:00:01" at "05/30/2019 10:25:27 +00:00".
  332. [00:02:04] Current: 59765, peak: 59765, connected: 36, disconnected: 0, rate: 36/s
  333. [00:02:05] Current: 59838, peak: 59838, connected: 73, disconnected: 0, rate: 73/s
  334. [00:02:06] Current: 60224, peak: 60224, connected: 386, disconnected: 0, rate: 386/s
  335. [00:02:07] Current: 60620, peak: 60620, connected: 396, disconnected: 0, rate: 396/s
  336. [00:02:08] Current: 61205, peak: 61205, connected: 585, disconnected: 0, rate: 585/s
  337. [00:02:09] Current: 61478, peak: 61478, connected: 273, disconnected: 0, rate: 273/s
  338. [00:02:11] Current: 62001, peak: 62001, connected: 523, disconnected: 0, rate: 523/s
  339. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  340. Heartbeat took longer than "00:00:01" at "05/30/2019 10:25:35 +00:00".
  341. [00:02:12] Current: 62157, peak: 62157, connected: 156, disconnected: 0, rate: 156/s
  342. [00:02:13] Current: 62857, peak: 62857, connected: 700, disconnected: 0, rate: 700/s
  343. [00:02:14] Current: 63315, peak: 63315, connected: 458, disconnected: 0, rate: 458/s
  344. [00:02:15] Current: 63727, peak: 63727, connected: 412, disconnected: 0, rate: 412/s
  345. [00:02:16] Current: 64465, peak: 64465, connected: 738, disconnected: 0, rate: 738/s
  346. [00:02:17] Current: 65183, peak: 65183, connected: 718, disconnected: 0, rate: 718/s
  347. [00:02:19] Current: 65573, peak: 65573, connected: 390, disconnected: 0, rate: 390/s
  348. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  349. Heartbeat took longer than "00:00:01" at "05/30/2019 10:25:43 +00:00".
  350. [00:02:20] Current: 65624, peak: 65624, connected: 51, disconnected: 0, rate: 51/s
  351. [00:02:21] Current: 65695, peak: 65695, connected: 71, disconnected: 0, rate: 71/s
  352. [00:02:22] Current: 65985, peak: 65985, connected: 290, disconnected: 0, rate: 290/s
  353. [00:02:23] Current: 66520, peak: 66520, connected: 535, disconnected: 0, rate: 535/s
  354. [00:02:24] Current: 66710, peak: 66710, connected: 190, disconnected: 0, rate: 190/s
  355. [00:02:25] Current: 67107, peak: 67107, connected: 397, disconnected: 0, rate: 397/s
  356. [00:02:27] Current: 67456, peak: 67456, connected: 349, disconnected: 0, rate: 349/s
  357. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  358. Heartbeat took longer than "00:00:01" at "05/30/2019 10:25:51 +00:00".
  359. [00:02:28] Current: 67480, peak: 67480, connected: 24, disconnected: 0, rate: 24/s
  360. [00:02:29] Current: 67635, peak: 67635, connected: 155, disconnected: 0, rate: 155/s
  361. [00:02:30] Current: 67850, peak: 67850, connected: 215, disconnected: 0, rate: 215/s
  362. [00:02:31] Current: 68307, peak: 68307, connected: 457, disconnected: 0, rate: 457/s
  363. [00:02:32] Current: 69012, peak: 69012, connected: 705, disconnected: 0, rate: 705/s
  364. [00:02:33] Current: 69704, peak: 69704, connected: 692, disconnected: 0, rate: 692/s
  365. [00:02:34] Current: 70520, peak: 70520, connected: 816, disconnected: 0, rate: 816/s
  366. [00:02:36] Current: 70819, peak: 70819, connected: 299, disconnected: 0, rate: 299/s
  367. [00:02:37] Current: 70821, peak: 70821, connected: 2, disconnected: 0, rate: 2/s
  368. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  369. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:01 +00:00".
  370. [00:02:38] Current: 70821, peak: 70821, connected: 0, disconnected: 0, rate: 0/s
  371. [00:02:39] Current: 70845, peak: 70845, connected: 24, disconnected: 0, rate: 24/s
  372. [00:02:41] Current: 70845, peak: 70845, connected: 0, disconnected: 0, rate: 0/s
  373. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  374. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:05 +00:00".
  375. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  376. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:08 +00:00".
  377. [00:02:46] Current: 70848, peak: 70848, connected: 3, disconnected: 0, rate: 3/s
  378. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  379. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:10 +00:00".
  380. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  381. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:11 +00:00".
  382. [00:02:47] Current: 70965, peak: 70965, connected: 117, disconnected: 0, rate: 117/s
  383. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  384. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:12 +00:00".
  385. [00:02:48] Current: 70965, peak: 70965, connected: 0, disconnected: 0, rate: 0/s
  386. [00:02:49] Current: 70982, peak: 70982, connected: 17, disconnected: 0, rate: 17/s
  387. [00:02:51] Current: 70994, peak: 70994, connected: 12, disconnected: 0, rate: 12/s
  388. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  389. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:16 +00:00".
  390. [00:02:52] Current: 70994, peak: 70994, connected: 0, disconnected: 0, rate: 0/s
  391. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  392. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:17 +00:00".
  393. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  394. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:17 +00:00".
  395. [00:02:53] Current: 71000, peak: 71000, connected: 6, disconnected: 0, rate: 6/s
  396. [00:02:54] Current: 71001, peak: 71001, connected: 1, disconnected: 0, rate: 1/s
  397. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  398. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:20 +00:00".
  399. [00:02:56] Current: 71025, peak: 71025, connected: 24, disconnected: 0, rate: 24/s
  400. [00:02:57] Current: 71134, peak: 71134, connected: 109, disconnected: 0, rate: 109/s
  401. [00:02:58] Current: 71134, peak: 71134, connected: 0, disconnected: 0, rate: 0/s
  402. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  403. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:22 +00:00".
  404. [00:02:59] Current: 71231, peak: 71231, connected: 97, disconnected: 0, rate: 97/s
  405. [00:03:00] Current: 71415, peak: 71415, connected: 184, disconnected: 0, rate: 184/s
  406. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  407. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:25 +00:00".
  408. [00:03:01] Current: 71757, peak: 71757, connected: 342, disconnected: 0, rate: 342/s
  409. [00:03:03] Current: 71882, peak: 71882, connected: 125, disconnected: 0, rate: 125/s
  410. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  411. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:27 +00:00".
  412. [00:03:04] Current: 71991, peak: 71991, connected: 109, disconnected: 0, rate: 109/s
  413. [00:03:05] Current: 72676, peak: 72676, connected: 685, disconnected: 0, rate: 685/s
  414. [00:03:06] Current: 73431, peak: 73431, connected: 755, disconnected: 0, rate: 755/s
  415. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  416. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:30 +00:00".
  417. [00:03:07] Current: 74126, peak: 74126, connected: 695, disconnected: 0, rate: 695/s
  418. [00:03:08] Current: 74150, peak: 74150, connected: 24, disconnected: 0, rate: 24/s
  419. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  420. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:32 +00:00".
  421. [00:03:09] Current: 74280, peak: 74280, connected: 130, disconnected: 0, rate: 130/s
  422. [00:03:11] Current: 74295, peak: 74295, connected: 15, disconnected: 0, rate: 15/s
  423. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  424. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:35 +00:00".
  425. [00:03:12] Current: 74341, peak: 74341, connected: 46, disconnected: 0, rate: 46/s
  426. [00:03:13] Current: 74552, peak: 74552, connected: 211, disconnected: 0, rate: 211/s
  427. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  428. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:37 +00:00".
  429. [00:03:14] Current: 75281, peak: 75281, connected: 729, disconnected: 0, rate: 729/s
  430. [00:03:15] Current: 75338, peak: 75338, connected: 57, disconnected: 0, rate: 57/s
  431. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  432. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:39 +00:00".
  433. [00:03:16] Current: 75397, peak: 75397, connected: 59, disconnected: 0, rate: 59/s
  434. [00:03:17] Current: 75449, peak: 75449, connected: 52, disconnected: 0, rate: 52/s
  435. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  436. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:42 +00:00".
  437. [00:03:18] Current: 75509, peak: 75509, connected: 60, disconnected: 0, rate: 60/s
  438. [00:03:20] Current: 75523, peak: 75523, connected: 14, disconnected: 0, rate: 14/s
  439. [00:03:21] Current: 75610, peak: 75610, connected: 87, disconnected: 0, rate: 87/s
  440. [00:03:22] Current: 76101, peak: 76101, connected: 491, disconnected: 0, rate: 491/s
  441. [00:03:24] Current: 76615, peak: 76615, connected: 514, disconnected: 0, rate: 514/s
  442. [00:03:25] Current: 76669, peak: 76669, connected: 54, disconnected: 0, rate: 54/s
  443. [00:03:26] Current: 76705, peak: 76705, connected: 36, disconnected: 0, rate: 36/s
  444. [00:03:27] Current: 76705, peak: 76705, connected: 0, disconnected: 0, rate: 0/s
  445. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  446. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:51 +00:00".
  447. [00:03:28] Current: 76740, peak: 76740, connected: 35, disconnected: 0, rate: 35/s
  448. [00:03:29] Current: 77167, peak: 77167, connected: 427, disconnected: 0, rate: 427/s
  449. [00:03:30] Current: 77812, peak: 77812, connected: 645, disconnected: 0, rate: 645/s
  450. [00:03:31] Current: 77962, peak: 77962, connected: 150, disconnected: 0, rate: 150/s
  451. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  452. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:55 +00:00".
  453. [00:03:32] Current: 78018, peak: 78018, connected: 56, disconnected: 0, rate: 56/s
  454. [00:03:33] Current: 78034, peak: 78034, connected: 16, disconnected: 0, rate: 16/s
  455. [00:03:34] Current: 78134, peak: 78134, connected: 100, disconnected: 0, rate: 100/s
  456. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  457. Heartbeat took longer than "00:00:01" at "05/30/2019 10:26:59 +00:00".
  458. [00:03:35] Current: 78137, peak: 78137, connected: 3, disconnected: 0, rate: 3/s
  459. [00:03:37] Current: 78137, peak: 78137, connected: 0, disconnected: 0, rate: 0/s
  460. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  461. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:01 +00:00".
  462. [00:03:38] Current: 78142, peak: 78142, connected: 5, disconnected: 0, rate: 5/s
  463. [00:03:39] Current: 78142, peak: 78142, connected: 0, disconnected: 0, rate: 0/s
  464. [00:03:41] Current: 78150, peak: 78150, connected: 8, disconnected: 0, rate: 8/s
  465. [00:03:42] Current: 78154, peak: 78154, connected: 4, disconnected: 0, rate: 4/s
  466. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  467. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:06 +00:00".
  468. [00:03:45] Current: 78265, peak: 78265, connected: 111, disconnected: 0, rate: 111/s
  469. [00:03:46] Current: 78303, peak: 78303, connected: 38, disconnected: 0, rate: 38/s
  470. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  471. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:11 +00:00".
  472. [00:03:47] Current: 78315, peak: 78315, connected: 12, disconnected: 0, rate: 12/s
  473. [00:03:49] Current: 78315, peak: 78315, connected: 0, disconnected: 0, rate: 0/s
  474. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  475. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:13 +00:00".
  476. [00:03:50] Current: 78320, peak: 78320, connected: 5, disconnected: 0, rate: 5/s
  477. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  478. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:14 +00:00".
  479. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  480. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:14 +00:00".
  481. [00:03:52] Current: 78323, peak: 78323, connected: 3, disconnected: 0, rate: 3/s
  482. [00:03:53] Current: 78326, peak: 78326, connected: 3, disconnected: 0, rate: 3/s
  483. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  484. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:18 +00:00".
  485. [00:03:54] Current: 78350, peak: 78350, connected: 24, disconnected: 0, rate: 24/s
  486. [00:03:55] Current: 78359, peak: 78359, connected: 9, disconnected: 0, rate: 9/s
  487. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  488. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:20 +00:00".
  489. [00:03:56] Current: 78388, peak: 78388, connected: 29, disconnected: 0, rate: 29/s
  490. [00:03:57] Current: 78458, peak: 78458, connected: 70, disconnected: 0, rate: 70/s
  491. [00:03:58] Current: 78458, peak: 78458, connected: 0, disconnected: 0, rate: 0/s
  492. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  493. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:23 +00:00".
  494. [00:04:00] Current: 78482, peak: 78482, connected: 24, disconnected: 0, rate: 24/s
  495. [00:04:01] Current: 78482, peak: 78482, connected: 0, disconnected: 0, rate: 0/s
  496. [00:04:02] Current: 78495, peak: 78495, connected: 13, disconnected: 0, rate: 13/s
  497. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  498. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:26 +00:00".
  499. [00:04:03] Current: 78501, peak: 78501, connected: 6, disconnected: 0, rate: 6/s
  500. [00:04:04] Current: 78504, peak: 78504, connected: 3, disconnected: 0, rate: 3/s
  501. [00:04:05] Current: 78504, peak: 78504, connected: 0, disconnected: 0, rate: 0/s
  502. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  503. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:30 +00:00".
  504. [00:04:06] Current: 78544, peak: 78544, connected: 40, disconnected: 0, rate: 40/s
  505. [00:04:07] Current: 78544, peak: 78544, connected: 0, disconnected: 0, rate: 0/s
  506. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  507. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:32 +00:00".
  508. [00:04:09] Current: 78611, peak: 78611, connected: 67, disconnected: 0, rate: 67/s
  509. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  510. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:33 +00:00".
  511. [00:04:11] Current: 78670, peak: 78670, connected: 59, disconnected: 0, rate: 59/s
  512. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  513. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:35 +00:00".
  514. [00:04:12] Current: 78678, peak: 78678, connected: 8, disconnected: 0, rate: 8/s
  515. [00:04:13] Current: 78678, peak: 78678, connected: 0, disconnected: 0, rate: 0/s
  516. [00:04:14] Current: 78701, peak: 78701, connected: 23, disconnected: 0, rate: 23/s
  517. [00:04:15] Current: 78701, peak: 78701, connected: 0, disconnected: 0, rate: 0/s
  518. [00:04:16] Current: 78779, peak: 78779, connected: 78, disconnected: 0, rate: 78/s
  519. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  520. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:41 +00:00".
  521. [00:04:17] Current: 78785, peak: 78785, connected: 6, disconnected: 0, rate: 6/s
  522. [00:04:19] Current: 78841, peak: 78841, connected: 56, disconnected: 0, rate: 56/s
  523. [00:04:20] Current: 78850, peak: 78850, connected: 9, disconnected: 0, rate: 9/s
  524. [00:04:21] Current: 78855, peak: 78855, connected: 5, disconnected: 0, rate: 5/s
  525. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  526. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:45 +00:00".
  527. [00:04:23] Current: 78858, peak: 78858, connected: 3, disconnected: 0, rate: 3/s
  528. [00:04:24] Current: 78881, peak: 78881, connected: 23, disconnected: 0, rate: 23/s
  529. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  530. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:48 +00:00".
  531. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  532. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:48 +00:00".
  533. [00:04:25] Current: 79026, peak: 79026, connected: 145, disconnected: 0, rate: 145/s
  534. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  535. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:50 +00:00".
  536. [00:04:27] Current: 79207, peak: 79207, connected: 181, disconnected: 0, rate: 181/s
  537. [00:04:28] Current: 79230, peak: 79230, connected: 23, disconnected: 0, rate: 23/s
  538. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  539. Heartbeat took longer than "00:00:01" at "05/30/2019 10:27:52 +00:00".
  540. [00:04:29] Current: 79233, peak: 79233, connected: 3, disconnected: 0, rate: 3/s
  541. [00:04:31] Current: 79335, peak: 79335, connected: 102, disconnected: 0, rate: 102/s
  542. [00:04:32] Current: 79346, peak: 79346, connected: 11, disconnected: 0, rate: 11/s
  543. [00:04:33] Current: 79349, peak: 79349, connected: 3, disconnected: 0, rate: 3/s
  544. [00:04:34] Current: 79390, peak: 79390, connected: 41, disconnected: 0, rate: 41/s
  545. [00:04:35] Current: 79401, peak: 79401, connected: 11, disconnected: 0, rate: 11/s
  546. [00:04:36] Current: 79411, peak: 79411, connected: 10, disconnected: 0, rate: 10/s
  547. [00:04:38] Current: 79459, peak: 79459, connected: 48, disconnected: 0, rate: 48/s
  548. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  549. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:02 +00:00".
  550. [00:04:39] Current: 79526, peak: 79526, connected: 67, disconnected: 0, rate: 67/s
  551. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  552. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:03 +00:00".
  553. [00:04:41] Current: 79575, peak: 79575, connected: 49, disconnected: 0, rate: 49/s
  554. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  555. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:05 +00:00".
  556. [00:04:43] Current: 79591, peak: 79591, connected: 16, disconnected: 0, rate: 16/s
  557. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  558. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:07 +00:00".
  559. [00:04:44] Current: 79687, peak: 79687, connected: 96, disconnected: 0, rate: 96/s
  560. [00:04:45] Current: 79723, peak: 79723, connected: 36, disconnected: 0, rate: 36/s
  561. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  562. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:09 +00:00".
  563. [00:04:46] Current: 79739, peak: 79739, connected: 16, disconnected: 0, rate: 16/s
  564. [00:04:47] Current: 79764, peak: 79764, connected: 25, disconnected: 0, rate: 25/s
  565. [00:04:49] Current: 79867, peak: 79867, connected: 103, disconnected: 0, rate: 103/s
  566. [00:04:50] Current: 79944, peak: 79944, connected: 77, disconnected: 0, rate: 77/s
  567. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  568. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:14 +00:00".
  569. [00:04:51] Current: 80002, peak: 80002, connected: 58, disconnected: 0, rate: 58/s
  570. [00:04:52] Current: 80124, peak: 80124, connected: 122, disconnected: 0, rate: 122/s
  571. [00:04:53] Current: 80224, peak: 80224, connected: 100, disconnected: 0, rate: 100/s
  572. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  573. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:17 +00:00".
  574. [00:04:54] Current: 80748, peak: 80748, connected: 524, disconnected: 0, rate: 524/s
  575. [00:04:59] Current: 80809, peak: 80809, connected: 61, disconnected: 0, rate: 61/s
  576. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  577. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:23 +00:00".
  578. [00:05:00] Current: 80849, peak: 80849, connected: 40, disconnected: 0, rate: 40/s
  579. [00:05:01] Current: 80849, peak: 80849, connected: 0, disconnected: 0, rate: 0/s
  580. [00:05:02] Current: 80849, peak: 80849, connected: 0, disconnected: 0, rate: 0/s
  581. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  582. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:27 +00:00".
  583. [00:05:03] Current: 80849, peak: 80849, connected: 0, disconnected: 0, rate: 0/s
  584. [00:05:04] Current: 80912, peak: 80912, connected: 63, disconnected: 0, rate: 63/s
  585. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  586. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:28 +00:00".
  587. [00:05:05] Current: 80977, peak: 80977, connected: 65, disconnected: 0, rate: 65/s
  588. [00:05:07] Current: 80977, peak: 80977, connected: 0, disconnected: 0, rate: 0/s
  589. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  590. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:31 +00:00".
  591. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  592. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:31 +00:00".
  593. [00:05:08] Current: 80977, peak: 80977, connected: 0, disconnected: 0, rate: 0/s
  594. [00:05:09] Current: 81051, peak: 81051, connected: 74, disconnected: 0, rate: 74/s
  595. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  596. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:33 +00:00".
  597. [00:05:10] Current: 81079, peak: 81079, connected: 28, disconnected: 0, rate: 28/s
  598. [00:05:11] Current: 81236, peak: 81236, connected: 157, disconnected: 0, rate: 157/s
  599. [00:05:12] Current: 82013, peak: 82013, connected: 777, disconnected: 0, rate: 777/s
  600. [00:05:13] Current: 82789, peak: 82789, connected: 776, disconnected: 0, rate: 776/s
  601. [00:05:14] Current: 83424, peak: 83424, connected: 635, disconnected: 0, rate: 635/s
  602. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  603. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:38 +00:00".
  604. [00:05:16] Current: 83681, peak: 83681, connected: 257, disconnected: 0, rate: 257/s
  605. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  606. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:40 +00:00".
  607. [00:05:17] Current: 83725, peak: 83725, connected: 44, disconnected: 0, rate: 44/s
  608. [00:05:18] Current: 83814, peak: 83814, connected: 89, disconnected: 0, rate: 89/s
  609. [00:05:19] Current: 83856, peak: 83856, connected: 42, disconnected: 0, rate: 42/s
  610. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  611. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:43 +00:00".
  612. [00:05:20] Current: 83856, peak: 83856, connected: 0, disconnected: 0, rate: 0/s
  613. [00:05:22] Current: 83863, peak: 83863, connected: 7, disconnected: 0, rate: 7/s
  614. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  615. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:46 +00:00".
  616. [00:05:23] Current: 83864, peak: 83864, connected: 1, disconnected: 0, rate: 1/s
  617. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  618. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:47 +00:00".
  619. [00:05:24] Current: 83913, peak: 83913, connected: 49, disconnected: 0, rate: 49/s
  620. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  621. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:49 +00:00".
  622. [00:05:25] Current: 83917, peak: 83917, connected: 4, disconnected: 0, rate: 4/s
  623. [00:05:26] Current: 84178, peak: 84178, connected: 261, disconnected: 0, rate: 261/s
  624. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  625. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:51 +00:00".
  626. [00:05:27] Current: 84862, peak: 84862, connected: 684, disconnected: 0, rate: 684/s
  627. [00:05:28] Current: 85513, peak: 85513, connected: 651, disconnected: 0, rate: 651/s
  628. [00:05:31] Current: 86026, peak: 86026, connected: 513, disconnected: 0, rate: 513/s
  629. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  630. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:54 +00:00".
  631. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  632. Heartbeat took longer than "00:00:01" at "05/30/2019 10:28:55 +00:00".
  633. [00:05:32] Current: 86113, peak: 86113, connected: 87, disconnected: 0, rate: 87/s
  634. [00:05:33] Current: 86197, peak: 86197, connected: 84, disconnected: 0, rate: 84/s
  635. [00:05:34] Current: 86206, peak: 86206, connected: 9, disconnected: 0, rate: 9/s
  636. [00:05:35] Current: 86225, peak: 86225, connected: 19, disconnected: 0, rate: 19/s
  637. [00:05:36] Current: 86296, peak: 86296, connected: 71, disconnected: 0, rate: 71/s
  638. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  639. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:02 +00:00".
  640. [00:05:38] Current: 86355, peak: 86355, connected: 59, disconnected: 0, rate: 59/s
  641. [00:05:39] Current: 86361, peak: 86361, connected: 6, disconnected: 0, rate: 6/s
  642. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  643. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:03 +00:00".
  644. [00:05:40] Current: 86391, peak: 86391, connected: 30, disconnected: 0, rate: 30/s
  645. [00:05:41] Current: 86431, peak: 86431, connected: 40, disconnected: 0, rate: 40/s
  646. [00:05:42] Current: 87006, peak: 87006, connected: 575, disconnected: 0, rate: 575/s
  647. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  648. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:07 +00:00".
  649. [00:05:43] Current: 87501, peak: 87501, connected: 495, disconnected: 0, rate: 495/s
  650. [00:05:44] Current: 88031, peak: 88031, connected: 530, disconnected: 0, rate: 530/s
  651. [00:05:45] Current: 88747, peak: 88747, connected: 716, disconnected: 0, rate: 716/s
  652. [00:05:48] Current: 89374, peak: 89374, connected: 627, disconnected: 0, rate: 627/s
  653. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  654. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:11 +00:00".
  655. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  656. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:12 +00:00".
  657. [00:05:49] Current: 89428, peak: 89428, connected: 54, disconnected: 0, rate: 54/s
  658. [00:05:50] Current: 89489, peak: 89489, connected: 61, disconnected: 0, rate: 61/s
  659. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  660. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:14 +00:00".
  661. [00:05:51] Current: 89551, peak: 89551, connected: 62, disconnected: 0, rate: 62/s
  662. [00:05:52] Current: 89554, peak: 89554, connected: 3, disconnected: 0, rate: 3/s
  663. [00:05:53] Current: 89565, peak: 89565, connected: 11, disconnected: 0, rate: 11/s
  664. [00:05:55] Current: 89643, peak: 89643, connected: 78, disconnected: 0, rate: 78/s
  665. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  666. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:19 +00:00".
  667. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  668. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:19 +00:00".
  669. [00:05:56] Current: 89734, peak: 89734, connected: 91, disconnected: 0, rate: 91/s
  670. [00:05:57] Current: 90378, peak: 90378, connected: 644, disconnected: 0, rate: 644/s
  671. [00:05:58] Current: 91125, peak: 91125, connected: 747, disconnected: 0, rate: 747/s
  672. [00:05:59] Current: 91761, peak: 91761, connected: 636, disconnected: 0, rate: 636/s
  673. [00:06:00] Current: 92436, peak: 92436, connected: 675, disconnected: 0, rate: 675/s
  674. [00:06:01] Current: 93135, peak: 93135, connected: 699, disconnected: 0, rate: 699/s
  675. [00:06:03] Current: 93461, peak: 93461, connected: 326, disconnected: 0, rate: 326/s
  676. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  677. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:27 +00:00".
  678. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  679. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:27 +00:00".
  680. [00:06:04] Current: 93523, peak: 93523, connected: 62, disconnected: 0, rate: 62/s
  681. [00:06:05] Current: 93626, peak: 93626, connected: 103, disconnected: 0, rate: 103/s
  682. [00:06:06] Current: 93626, peak: 93626, connected: 0, disconnected: 0, rate: 0/s
  683. [00:06:07] Current: 93627, peak: 93627, connected: 1, disconnected: 0, rate: 1/s
  684. [00:06:08] Current: 93649, peak: 93649, connected: 22, disconnected: 0, rate: 22/s
  685. [00:06:09] Current: 93652, peak: 93652, connected: 3, disconnected: 0, rate: 3/s
  686. [00:06:12] Current: 93694, peak: 93694, connected: 42, disconnected: 0, rate: 42/s
  687. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  688. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:36 +00:00".
  689. [00:06:13] Current: 93806, peak: 93806, connected: 112, disconnected: 0, rate: 112/s
  690. [00:06:14] Current: 93874, peak: 93874, connected: 68, disconnected: 0, rate: 68/s
  691. [00:06:15] Current: 94396, peak: 94396, connected: 522, disconnected: 0, rate: 522/s
  692. [00:06:16] Current: 94981, peak: 94981, connected: 585, disconnected: 0, rate: 585/s
  693. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  694. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:41 +00:00".
  695. [00:06:17] Current: 95675, peak: 95675, connected: 694, disconnected: 0, rate: 694/s
  696. [00:06:18] Current: 96612, peak: 96612, connected: 937, disconnected: 0, rate: 937/s
  697. [00:06:20] Current: 97007, peak: 97007, connected: 395, disconnected: 0, rate: 395/s
  698. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  699. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:44 +00:00".
  700. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  701. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:44 +00:00".
  702. [00:06:22] Current: 97044, peak: 97044, connected: 37, disconnected: 0, rate: 37/s
  703. [00:06:23] Current: 97105, peak: 97105, connected: 61, disconnected: 0, rate: 61/s
  704. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  705. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:47 +00:00".
  706. [00:06:25] Current: 97112, peak: 97112, connected: 7, disconnected: 0, rate: 7/s
  707. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  708. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:49 +00:00".
  709. [00:06:26] Current: 97176, peak: 97176, connected: 64, disconnected: 0, rate: 64/s
  710. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  711. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:50 +00:00".
  712. [00:06:27] Current: 97176, peak: 97176, connected: 0, disconnected: 0, rate: 0/s
  713. [00:06:28] Current: 97197, peak: 97197, connected: 21, disconnected: 0, rate: 21/s
  714. [00:06:29] Current: 97200, peak: 97200, connected: 3, disconnected: 0, rate: 3/s
  715. [00:06:31] Current: 97200, peak: 97200, connected: 0, disconnected: 0, rate: 0/s
  716. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  717. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:55 +00:00".
  718. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  719. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:55 +00:00".
  720. [00:06:33] Current: 97281, peak: 97281, connected: 81, disconnected: 0, rate: 81/s
  721. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  722. Heartbeat took longer than "00:00:01" at "05/30/2019 10:29:57 +00:00".
  723. [00:06:34] Current: 97617, peak: 97617, connected: 336, disconnected: 0, rate: 336/s
  724. [00:06:35] Current: 98334, peak: 98334, connected: 717, disconnected: 0, rate: 717/s
  725. [00:06:36] Current: 98512, peak: 98512, connected: 178, disconnected: 0, rate: 178/s
  726. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  727. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:00 +00:00".
  728. [00:06:37] Current: 98627, peak: 98627, connected: 115, disconnected: 0, rate: 115/s
  729. [00:06:38] Current: 98692, peak: 98692, connected: 65, disconnected: 0, rate: 65/s
  730. [00:06:39] Current: 98696, peak: 98696, connected: 4, disconnected: 0, rate: 4/s
  731. [00:06:41] Current: 98728, peak: 98728, connected: 32, disconnected: 0, rate: 32/s
  732. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  733. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:05 +00:00".
  734. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  735. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:05 +00:00".
  736. [00:06:42] Current: 98736, peak: 98736, connected: 8, disconnected: 0, rate: 8/s
  737. [00:06:43] Current: 98767, peak: 98767, connected: 31, disconnected: 0, rate: 31/s
  738. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  739. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:07 +00:00".
  740. [00:06:44] Current: 98807, peak: 98807, connected: 40, disconnected: 0, rate: 40/s
  741. [00:06:46] Current: 98807, peak: 98807, connected: 0, disconnected: 0, rate: 0/s
  742. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  743. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:10 +00:00".
  744. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  745. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:10 +00:00".
  746. [00:06:47] Current: 98807, peak: 98807, connected: 0, disconnected: 0, rate: 0/s
  747. [00:06:48] Current: 98861, peak: 98861, connected: 54, disconnected: 0, rate: 54/s
  748. [00:06:49] Current: 98875, peak: 98875, connected: 14, disconnected: 0, rate: 14/s
  749. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  750. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:14 +00:00".
  751. [00:06:50] Current: 98914, peak: 98914, connected: 39, disconnected: 0, rate: 39/s
  752. [00:06:51] Current: 99524, peak: 99524, connected: 610, disconnected: 0, rate: 610/s
  753. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  754. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:16 +00:00".
  755. [00:06:52] Current: 100161, peak: 100161, connected: 637, disconnected: 0, rate: 637/s
  756. [00:06:54] Current: 100292, peak: 100292, connected: 131, disconnected: 0, rate: 131/s
  757. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  758. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:18 +00:00".
  759. [00:06:55] Current: 100303, peak: 100303, connected: 11, disconnected: 0, rate: 11/s
  760. [00:06:57] Current: 100338, peak: 100338, connected: 35, disconnected: 0, rate: 35/s
  761. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  762. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:21 +00:00".
  763. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  764. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:22 +00:00".
  765. [00:06:58] Current: 100352, peak: 100352, connected: 14, disconnected: 0, rate: 14/s
  766. [00:06:59] Current: 100364, peak: 100364, connected: 12, disconnected: 0, rate: 12/s
  767. [00:07:00] Current: 100394, peak: 100394, connected: 30, disconnected: 0, rate: 30/s
  768. [00:07:02] Current: 100394, peak: 100394, connected: 0, disconnected: 0, rate: 0/s
  769. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  770. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:26 +00:00".
  771. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  772. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:26 +00:00".
  773. [00:07:04] Current: 100397, peak: 100397, connected: 3, disconnected: 0, rate: 3/s
  774. [00:07:05] Current: 100413, peak: 100413, connected: 16, disconnected: 0, rate: 16/s
  775. [00:07:06] Current: 100451, peak: 100451, connected: 38, disconnected: 0, rate: 38/s
  776. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  777. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:31 +00:00".
  778. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  779. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:31 +00:00".
  780. [00:07:07] Current: 100473, peak: 100473, connected: 22, disconnected: 0, rate: 22/s
  781. [00:07:09] Current: 100488, peak: 100488, connected: 15, disconnected: 0, rate: 15/s
  782. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  783. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:33 +00:00".
  784. [00:07:10] Current: 100513, peak: 100513, connected: 25, disconnected: 0, rate: 25/s
  785. [00:07:12] Current: 100560, peak: 100560, connected: 47, disconnected: 0, rate: 47/s
  786. [00:07:13] Current: 100575, peak: 100575, connected: 15, disconnected: 0, rate: 15/s
  787. [00:07:15] Current: 100575, peak: 100575, connected: 0, disconnected: 0, rate: 0/s
  788. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  789. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:39 +00:00".
  790. [00:07:16] Current: 100596, peak: 100596, connected: 21, disconnected: 0, rate: 21/s
  791. [00:07:17] Current: 100604, peak: 100604, connected: 8, disconnected: 0, rate: 8/s
  792. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  793. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:41 +00:00".
  794. [00:07:18] Current: 100615, peak: 100615, connected: 11, disconnected: 0, rate: 11/s
  795. [00:07:19] Current: 100615, peak: 100615, connected: 0, disconnected: 0, rate: 0/s
  796. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  797. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:44 +00:00".
  798. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  799. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:44 +00:00".
  800. [00:07:21] Current: 100632, peak: 100632, connected: 17, disconnected: 0, rate: 17/s
  801. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  802. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:45 +00:00".
  803. [00:07:22] Current: 100637, peak: 100637, connected: 5, disconnected: 0, rate: 5/s
  804. [00:07:23] Current: 100637, peak: 100637, connected: 0, disconnected: 0, rate: 0/s
  805. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  806. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:47 +00:00".
  807. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  808. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:47 +00:00".
  809. [00:07:24] Current: 100642, peak: 100642, connected: 5, disconnected: 0, rate: 5/s
  810. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  811. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:48 +00:00".
  812. [00:07:25] Current: 100642, peak: 100642, connected: 0, disconnected: 0, rate: 0/s
  813. [00:07:27] Current: 100658, peak: 100658, connected: 16, disconnected: 0, rate: 16/s
  814. [00:07:28] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  815. [00:07:29] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  816. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  817. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:54 +00:00".
  818. [00:07:30] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  819. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  820. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:55 +00:00".
  821. [00:07:31] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  822. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  823. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:55 +00:00".
  824. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  825. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:55 +00:00".
  826. [00:07:32] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  827. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  828. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:56 +00:00".
  829. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  830. Heartbeat took longer than "00:00:01" at "05/30/2019 10:30:57 +00:00".
  831. [00:07:34] Current: 100658, peak: 100658, connected: 0, disconnected: 0, rate: 0/s
  832. [00:07:35] Current: 100664, peak: 100664, connected: 6, disconnected: 0, rate: 6/s
  833. [00:07:36] Current: 100664, peak: 100664, connected: 0, disconnected: 0, rate: 0/s
  834. [00:07:37] Current: 100669, peak: 100669, connected: 5, disconnected: 0, rate: 5/s
  835. [00:07:38] Current: 100669, peak: 100669, connected: 0, disconnected: 0, rate: 0/s
  836. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  837. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:02 +00:00".
  838. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  839. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:02 +00:00".
  840. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  841. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:03 +00:00".
  842. [00:07:39] Current: 100675, peak: 100675, connected: 6, disconnected: 0, rate: 6/s
  843. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  844. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:06 +00:00".
  845. [00:07:49] Current: 100688, peak: 100688, connected: 13, disconnected: 0, rate: 13/s
  846. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  847. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:13 +00:00".
  848. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  849. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:13 +00:00".
  850. [00:07:50] Current: 100730, peak: 100730, connected: 42, disconnected: 0, rate: 42/s
  851. [00:07:54] Current: 100730, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  852. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  853. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:22 +00:00".
  854. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  855. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:24 +00:00".
  856. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  857. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:28 +00:00".
  858. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  859. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:28 +00:00".
  860. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  861. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:31 +00:00".
  862. [00:08:10] Current: 100714, peak: 100730, connected: 0, disconnected: 16, rate: -16/s
  863. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  864. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:35 +00:00".
  865. [00:08:11] Current: 99405, peak: 100730, connected: 0, disconnected: 1309, rate: -1309/s
  866. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  867. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:36 +00:00".
  868. [00:08:12] Current: 98663, peak: 100730, connected: 0, disconnected: 742, rate: -742/s
  869. [00:08:17] Current: 98531, peak: 100730, connected: 0, disconnected: 132, rate: -132/s
  870. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  871. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:47 +00:00".
  872. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  873. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:48 +00:00".
  874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  875. Failed writing message. Aborting connection.
  876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  881. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  882. Failed writing message. Aborting connection.
  883. System.InvalidOperationException: Writing is not allowed after writer was completed.
  884. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  885. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  886. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  887. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  888. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  889. Failed writing message. Aborting connection.
  890. System.InvalidOperationException: Writing is not allowed after writer was completed.
  891. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  892. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  893. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  894. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  895. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  896. Failed writing message. Aborting connection.
  897. System.InvalidOperationException: Writing is not allowed after writer was completed.
  898. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  899. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  900. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  901. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  902. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  903. Failed writing message. Aborting connection.
  904. System.InvalidOperationException: Writing is not allowed after writer was completed.
  905. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  906. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  907. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  908. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  909. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  910. Failed writing message. Aborting connection.
  911. System.InvalidOperationException: Writing is not allowed after writer was completed.
  912. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  913. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  914. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  915. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  916. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  917. Failed writing message. Aborting connection.
  918. System.InvalidOperationException: Writing is not allowed after writer was completed.
  919. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  920. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  921. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  922. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  923. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  924. Failed writing message. Aborting connection.
  925. System.InvalidOperationException: Writing is not allowed after writer was completed.
  926. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  927. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  928. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  929. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  930. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  931. Failed writing message. Aborting connection.
  932. System.InvalidOperationException: Writing is not allowed after writer was completed.
  933. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  934. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  935. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  936. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  937. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  938. Failed writing message. Aborting connection.
  939. System.InvalidOperationException: Writing is not allowed after writer was completed.
  940. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  941. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  942. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  943. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  944. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  945. Failed writing message. Aborting connection.
  946. System.InvalidOperationException: Writing is not allowed after writer was completed.
  947. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  948. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  949. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  950. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  951. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  952. Failed writing message. Aborting connection.
  953. System.InvalidOperationException: Writing is not allowed after writer was completed.
  954. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  955. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  956. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  957. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  958. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  959. Failed writing message. Aborting connection.
  960. System.InvalidOperationException: Writing is not allowed after writer was completed.
  961. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  962. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  963. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  964. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  965. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  966. Failed writing message. Aborting connection.
  967. System.InvalidOperationException: Writing is not allowed after writer was completed.
  968. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  969. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  970. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  971. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  972. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  973. Failed writing message. Aborting connection.
  974. System.InvalidOperationException: Writing is not allowed after writer was completed.
  975. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  976. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  977. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  978. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  979. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  980. Failed writing message. Aborting connection.
  981. System.InvalidOperationException: Writing is not allowed after writer was completed.
  982. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  983. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  984. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  985. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  986. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  987. Failed writing message. Aborting connection.
  988. System.InvalidOperationException: Writing is not allowed after writer was completed.
  989. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  990. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  991. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  992. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  993. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  994. Failed writing message. Aborting connection.
  995. System.InvalidOperationException: Writing is not allowed after writer was completed.
  996. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  997. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  998. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  999. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1000. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1001. Failed writing message. Aborting connection.
  1002. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1003. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1004. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1005. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1006. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1007. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1008. Failed writing message. Aborting connection.
  1009. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1010. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1011. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1012. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1013. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1014. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1015. Failed writing message. Aborting connection.
  1016. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1017. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1018. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1019. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1020. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1021. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1022. Failed writing message. Aborting connection.
  1023. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1024. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1025. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1026. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1027. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1028. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1029. Failed writing message. Aborting connection.
  1030. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1031. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1032. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1033. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1034. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1035. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1036. Failed writing message. Aborting connection.
  1037. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1038. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1039. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1040. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1041. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1042. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1043. Failed writing message. Aborting connection.
  1044. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1045. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1046. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1047. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1048. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1049. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1050. Failed writing message. Aborting connection.
  1051. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1052. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1053. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1054. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1055. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1056. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1057. Failed writing message. Aborting connection.
  1058. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1059. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1060. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1061. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1062. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1063. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1064. Failed writing message. Aborting connection.
  1065. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1066. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1067. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1068. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1069. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1070. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1071. Failed writing message. Aborting connection.
  1072. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1073. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1074. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1075. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1076. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1077. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1078. Failed writing message. Aborting connection.
  1079. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1080. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1081. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1082. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1083. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1084. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1085. Failed writing message. Aborting connection.
  1086. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1087. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1088. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1089. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1090. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1091. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1092. Failed writing message. Aborting connection.
  1093. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1094. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1095. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1096. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1097. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1098. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1099. Failed writing message. Aborting connection.
  1100. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1101. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1102. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1103. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1104. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1105. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1106. Failed writing message. Aborting connection.
  1107. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1108. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1109. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1110. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1111. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1112. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1113. Failed writing message. Aborting connection.
  1114. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1115. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1116. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1117. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1118. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1119. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1120. Failed writing message. Aborting connection.
  1121. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1122. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1123. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1124. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1125. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1126. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1127. Failed writing message. Aborting connection.
  1128. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1129. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1130. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1131. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1132. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1133. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1134. Failed writing message. Aborting connection.
  1135. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1136. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1137. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1138. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1139. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1140. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1141. Failed writing message. Aborting connection.
  1142. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1143. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1144. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1145. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1146. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1148. Failed writing message. Aborting connection.
  1149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1155. Failed writing message. Aborting connection.
  1156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1162. Failed writing message. Aborting connection.
  1163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1169. Failed writing message. Aborting connection.
  1170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1176. Failed writing message. Aborting connection.
  1177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1183. Failed writing message. Aborting connection.
  1184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1190. Failed writing message. Aborting connection.
  1191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1197. Failed writing message. Aborting connection.
  1198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1204. Failed writing message. Aborting connection.
  1205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1211. Failed writing message. Aborting connection.
  1212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1218. Failed writing message. Aborting connection.
  1219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1225. Failed writing message. Aborting connection.
  1226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1232. Failed writing message. Aborting connection.
  1233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1239. Failed writing message. Aborting connection.
  1240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1246. Failed writing message. Aborting connection.
  1247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1253. Failed writing message. Aborting connection.
  1254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1260. Failed writing message. Aborting connection.
  1261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1267. Failed writing message. Aborting connection.
  1268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1274. Failed writing message. Aborting connection.
  1275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1281. Failed writing message. Aborting connection.
  1282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1288. Failed writing message. Aborting connection.
  1289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1295. Failed writing message. Aborting connection.
  1296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1302. Failed writing message. Aborting connection.
  1303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1309. Failed writing message. Aborting connection.
  1310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1316. Failed writing message. Aborting connection.
  1317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1323. Failed writing message. Aborting connection.
  1324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1330. Failed writing message. Aborting connection.
  1331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1337. Failed writing message. Aborting connection.
  1338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1344. Failed writing message. Aborting connection.
  1345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1351. Failed writing message. Aborting connection.
  1352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1358. Failed writing message. Aborting connection.
  1359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1365. Failed writing message. Aborting connection.
  1366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1372. Failed writing message. Aborting connection.
  1373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1379. Failed writing message. Aborting connection.
  1380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1386. Failed writing message. Aborting connection.
  1387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1393. Failed writing message. Aborting connection.
  1394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1400. Failed writing message. Aborting connection.
  1401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1407. Failed writing message. Aborting connection.
  1408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1414. Failed writing message. Aborting connection.
  1415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1421. Failed writing message. Aborting connection.
  1422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1428. Failed writing message. Aborting connection.
  1429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1435. Failed writing message. Aborting connection.
  1436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1442. Failed writing message. Aborting connection.
  1443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1449. Failed writing message. Aborting connection.
  1450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1456. Failed writing message. Aborting connection.
  1457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1463. Failed writing message. Aborting connection.
  1464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1470. Failed writing message. Aborting connection.
  1471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1477. Failed writing message. Aborting connection.
  1478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1484. Failed writing message. Aborting connection.
  1485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1491. Failed writing message. Aborting connection.
  1492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1498. Failed writing message. Aborting connection.
  1499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1505. Failed writing message. Aborting connection.
  1506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1512. Failed writing message. Aborting connection.
  1513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1519. Failed writing message. Aborting connection.
  1520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1526. Failed writing message. Aborting connection.
  1527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1533. Failed writing message. Aborting connection.
  1534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1540. Failed writing message. Aborting connection.
  1541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1547. Failed writing message. Aborting connection.
  1548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1554. Failed writing message. Aborting connection.
  1555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1561. Failed writing message. Aborting connection.
  1562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1568. Failed writing message. Aborting connection.
  1569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1575. Failed writing message. Aborting connection.
  1576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1582. Failed writing message. Aborting connection.
  1583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1589. Failed writing message. Aborting connection.
  1590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1596. Failed writing message. Aborting connection.
  1597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1603. Failed writing message. Aborting connection.
  1604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1610. Failed writing message. Aborting connection.
  1611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1617. Failed writing message. Aborting connection.
  1618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1624. Failed writing message. Aborting connection.
  1625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1631. Failed writing message. Aborting connection.
  1632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1638. Failed writing message. Aborting connection.
  1639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1645. Failed writing message. Aborting connection.
  1646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1652. Failed writing message. Aborting connection.
  1653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1659. Failed writing message. Aborting connection.
  1660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1666. Failed writing message. Aborting connection.
  1667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1673. Failed writing message. Aborting connection.
  1674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1680. Failed writing message. Aborting connection.
  1681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1687. Failed writing message. Aborting connection.
  1688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1694. Failed writing message. Aborting connection.
  1695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1701. Failed writing message. Aborting connection.
  1702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1708. Failed writing message. Aborting connection.
  1709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1715. Failed writing message. Aborting connection.
  1716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1722. Failed writing message. Aborting connection.
  1723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1729. Failed writing message. Aborting connection.
  1730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1736. Failed writing message. Aborting connection.
  1737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1743. Failed writing message. Aborting connection.
  1744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1750. Failed writing message. Aborting connection.
  1751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1757. Failed writing message. Aborting connection.
  1758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1764. Failed writing message. Aborting connection.
  1765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1771. Failed writing message. Aborting connection.
  1772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1778. Failed writing message. Aborting connection.
  1779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1785. Failed writing message. Aborting connection.
  1786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1792. Failed writing message. Aborting connection.
  1793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1799. Failed writing message. Aborting connection.
  1800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1806. Failed writing message. Aborting connection.
  1807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1813. Failed writing message. Aborting connection.
  1814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1820. Failed writing message. Aborting connection.
  1821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1827. Failed writing message. Aborting connection.
  1828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1834. Failed writing message. Aborting connection.
  1835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1841. Failed writing message. Aborting connection.
  1842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1848. Failed writing message. Aborting connection.
  1849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1855. Failed writing message. Aborting connection.
  1856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1862. Failed writing message. Aborting connection.
  1863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1869. Failed writing message. Aborting connection.
  1870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1876. Failed writing message. Aborting connection.
  1877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1883. Failed writing message. Aborting connection.
  1884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1890. Failed writing message. Aborting connection.
  1891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1897. Failed writing message. Aborting connection.
  1898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1904. Failed writing message. Aborting connection.
  1905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1911. Failed writing message. Aborting connection.
  1912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1918. Failed writing message. Aborting connection.
  1919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1925. Failed writing message. Aborting connection.
  1926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1932. Failed writing message. Aborting connection.
  1933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1939. Failed writing message. Aborting connection.
  1940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1946. Failed writing message. Aborting connection.
  1947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1953. Failed writing message. Aborting connection.
  1954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1960. Failed writing message. Aborting connection.
  1961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1967. Failed writing message. Aborting connection.
  1968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1974. Failed writing message. Aborting connection.
  1975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1981. Failed writing message. Aborting connection.
  1982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1988. Failed writing message. Aborting connection.
  1989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  1994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  1995. Failed writing message. Aborting connection.
  1996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  1997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  1998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  1999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2002. Failed writing message. Aborting connection.
  2003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2009. Failed writing message. Aborting connection.
  2010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2016. Failed writing message. Aborting connection.
  2017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2023. Failed writing message. Aborting connection.
  2024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2030. Failed writing message. Aborting connection.
  2031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2037. Failed writing message. Aborting connection.
  2038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2044. Failed writing message. Aborting connection.
  2045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2051. Failed writing message. Aborting connection.
  2052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2058. Failed writing message. Aborting connection.
  2059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2065. Failed writing message. Aborting connection.
  2066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2072. Failed writing message. Aborting connection.
  2073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2079. Failed writing message. Aborting connection.
  2080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2086. Failed writing message. Aborting connection.
  2087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2093. Failed writing message. Aborting connection.
  2094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2100. Failed writing message. Aborting connection.
  2101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2107. Failed writing message. Aborting connection.
  2108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2114. Failed writing message. Aborting connection.
  2115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2121. Failed writing message. Aborting connection.
  2122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2128. Failed writing message. Aborting connection.
  2129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2135. Failed writing message. Aborting connection.
  2136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2142. Failed writing message. Aborting connection.
  2143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2149. Failed writing message. Aborting connection.
  2150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2156. Failed writing message. Aborting connection.
  2157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2163. Failed writing message. Aborting connection.
  2164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2170. Failed writing message. Aborting connection.
  2171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2177. Failed writing message. Aborting connection.
  2178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2184. Failed writing message. Aborting connection.
  2185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2191. Failed writing message. Aborting connection.
  2192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2198. Failed writing message. Aborting connection.
  2199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2205. Failed writing message. Aborting connection.
  2206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2212. Failed writing message. Aborting connection.
  2213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2219. Failed writing message. Aborting connection.
  2220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2226. Failed writing message. Aborting connection.
  2227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2233. Failed writing message. Aborting connection.
  2234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2240. Failed writing message. Aborting connection.
  2241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2247. Failed writing message. Aborting connection.
  2248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2254. Failed writing message. Aborting connection.
  2255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2261. Failed writing message. Aborting connection.
  2262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2268. Failed writing message. Aborting connection.
  2269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2275. Failed writing message. Aborting connection.
  2276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2282. Failed writing message. Aborting connection.
  2283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2289. Failed writing message. Aborting connection.
  2290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2296. Failed writing message. Aborting connection.
  2297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2303. Failed writing message. Aborting connection.
  2304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2310. Failed writing message. Aborting connection.
  2311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2317. Failed writing message. Aborting connection.
  2318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2324. Failed writing message. Aborting connection.
  2325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2331. Failed writing message. Aborting connection.
  2332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2338. Failed writing message. Aborting connection.
  2339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2345. Failed writing message. Aborting connection.
  2346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2352. Failed writing message. Aborting connection.
  2353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2359. Failed writing message. Aborting connection.
  2360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2366. Failed writing message. Aborting connection.
  2367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2373. Failed writing message. Aborting connection.
  2374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2380. Failed writing message. Aborting connection.
  2381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2387. Failed writing message. Aborting connection.
  2388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2394. Failed writing message. Aborting connection.
  2395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2401. Failed writing message. Aborting connection.
  2402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2408. Failed writing message. Aborting connection.
  2409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2415. Failed writing message. Aborting connection.
  2416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2422. Failed writing message. Aborting connection.
  2423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2429. Failed writing message. Aborting connection.
  2430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2436. Failed writing message. Aborting connection.
  2437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2443. Failed writing message. Aborting connection.
  2444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2450. Failed writing message. Aborting connection.
  2451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2457. Failed writing message. Aborting connection.
  2458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2464. Failed writing message. Aborting connection.
  2465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2471. Failed writing message. Aborting connection.
  2472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2478. Failed writing message. Aborting connection.
  2479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2485. Failed writing message. Aborting connection.
  2486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2492. Failed writing message. Aborting connection.
  2493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2499. Failed writing message. Aborting connection.
  2500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2506. Failed writing message. Aborting connection.
  2507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2513. Failed writing message. Aborting connection.
  2514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2520. Failed writing message. Aborting connection.
  2521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2527. Failed writing message. Aborting connection.
  2528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2534. Failed writing message. Aborting connection.
  2535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2541. Failed writing message. Aborting connection.
  2542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2548. Failed writing message. Aborting connection.
  2549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2555. Failed writing message. Aborting connection.
  2556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2562. Failed writing message. Aborting connection.
  2563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2569. Failed writing message. Aborting connection.
  2570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2576. Failed writing message. Aborting connection.
  2577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2583. Failed writing message. Aborting connection.
  2584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2590. Failed writing message. Aborting connection.
  2591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2597. Failed writing message. Aborting connection.
  2598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2604. Failed writing message. Aborting connection.
  2605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2611. Failed writing message. Aborting connection.
  2612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2618. Failed writing message. Aborting connection.
  2619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2625. Failed writing message. Aborting connection.
  2626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2632. Failed writing message. Aborting connection.
  2633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2639. Failed writing message. Aborting connection.
  2640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2646. Failed writing message. Aborting connection.
  2647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2653. Failed writing message. Aborting connection.
  2654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2660. Failed writing message. Aborting connection.
  2661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2667. Failed writing message. Aborting connection.
  2668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2674. Failed writing message. Aborting connection.
  2675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2681. Failed writing message. Aborting connection.
  2682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2688. Failed writing message. Aborting connection.
  2689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2695. Failed writing message. Aborting connection.
  2696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2702. Failed writing message. Aborting connection.
  2703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2709. Failed writing message. Aborting connection.
  2710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2716. Failed writing message. Aborting connection.
  2717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2723. Failed writing message. Aborting connection.
  2724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2730. Failed writing message. Aborting connection.
  2731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2737. Failed writing message. Aborting connection.
  2738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2744. Failed writing message. Aborting connection.
  2745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2751. Failed writing message. Aborting connection.
  2752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2758. Failed writing message. Aborting connection.
  2759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2765. Failed writing message. Aborting connection.
  2766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2772. Failed writing message. Aborting connection.
  2773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2779. Failed writing message. Aborting connection.
  2780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2786. Failed writing message. Aborting connection.
  2787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2793. Failed writing message. Aborting connection.
  2794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2800. Failed writing message. Aborting connection.
  2801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2807. Failed writing message. Aborting connection.
  2808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2814. Failed writing message. Aborting connection.
  2815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2821. Failed writing message. Aborting connection.
  2822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2828. Failed writing message. Aborting connection.
  2829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2835. Failed writing message. Aborting connection.
  2836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2842. Failed writing message. Aborting connection.
  2843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2849. Failed writing message. Aborting connection.
  2850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2856. Failed writing message. Aborting connection.
  2857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2863. Failed writing message. Aborting connection.
  2864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2870. Failed writing message. Aborting connection.
  2871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2877. Failed writing message. Aborting connection.
  2878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2884. Failed writing message. Aborting connection.
  2885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2891. Failed writing message. Aborting connection.
  2892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2898. Failed writing message. Aborting connection.
  2899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2905. Failed writing message. Aborting connection.
  2906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2912. Failed writing message. Aborting connection.
  2913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2919. Failed writing message. Aborting connection.
  2920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2926. Failed writing message. Aborting connection.
  2927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2933. Failed writing message. Aborting connection.
  2934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2940. Failed writing message. Aborting connection.
  2941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2947. Failed writing message. Aborting connection.
  2948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2954. Failed writing message. Aborting connection.
  2955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2961. Failed writing message. Aborting connection.
  2962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2968. Failed writing message. Aborting connection.
  2969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2975. Failed writing message. Aborting connection.
  2976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2982. Failed writing message. Aborting connection.
  2983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2989. Failed writing message. Aborting connection.
  2990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  2994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  2995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  2996. Failed writing message. Aborting connection.
  2997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  2998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  2999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3003. Failed writing message. Aborting connection.
  3004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3010. Failed writing message. Aborting connection.
  3011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3017. Failed writing message. Aborting connection.
  3018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3024. Failed writing message. Aborting connection.
  3025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3031. Failed writing message. Aborting connection.
  3032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3038. Failed writing message. Aborting connection.
  3039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3045. Failed writing message. Aborting connection.
  3046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3052. Failed writing message. Aborting connection.
  3053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3059. Failed writing message. Aborting connection.
  3060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3066. Failed writing message. Aborting connection.
  3067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3073. Failed writing message. Aborting connection.
  3074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3080. Failed writing message. Aborting connection.
  3081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3087. Failed writing message. Aborting connection.
  3088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3094. Failed writing message. Aborting connection.
  3095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3101. Failed writing message. Aborting connection.
  3102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3108. Failed writing message. Aborting connection.
  3109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3115. Failed writing message. Aborting connection.
  3116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3122. Failed writing message. Aborting connection.
  3123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3129. Failed writing message. Aborting connection.
  3130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3136. Failed writing message. Aborting connection.
  3137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3143. Failed writing message. Aborting connection.
  3144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3150. Failed writing message. Aborting connection.
  3151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3157. Failed writing message. Aborting connection.
  3158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3164. Failed writing message. Aborting connection.
  3165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3171. Failed writing message. Aborting connection.
  3172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3178. Failed writing message. Aborting connection.
  3179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3185. Failed writing message. Aborting connection.
  3186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3192. Failed writing message. Aborting connection.
  3193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3199. Failed writing message. Aborting connection.
  3200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3206. Failed writing message. Aborting connection.
  3207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3213. Failed writing message. Aborting connection.
  3214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3220. Failed writing message. Aborting connection.
  3221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3227. Failed writing message. Aborting connection.
  3228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3234. Failed writing message. Aborting connection.
  3235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3241. Failed writing message. Aborting connection.
  3242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3248. Failed writing message. Aborting connection.
  3249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3254. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3255. Failed writing message. Aborting connection.
  3256. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3257. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3258. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3259. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3260. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3261. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3262. Failed writing message. Aborting connection.
  3263. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3264. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3265. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3266. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3267. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3268. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3269. Failed writing message. Aborting connection.
  3270. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3271. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3272. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3273. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3274. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3275. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3276. Failed writing message. Aborting connection.
  3277. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3278. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3279. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3280. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3281. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3282. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3283. Failed writing message. Aborting connection.
  3284. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3285. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3286. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3287. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3288. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3290. Failed writing message. Aborting connection.
  3291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3297. Failed writing message. Aborting connection.
  3298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3304. Failed writing message. Aborting connection.
  3305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3311. Failed writing message. Aborting connection.
  3312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3318. Failed writing message. Aborting connection.
  3319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3325. Failed writing message. Aborting connection.
  3326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3332. Failed writing message. Aborting connection.
  3333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3339. Failed writing message. Aborting connection.
  3340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3346. Failed writing message. Aborting connection.
  3347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3353. Failed writing message. Aborting connection.
  3354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3360. Failed writing message. Aborting connection.
  3361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3367. Failed writing message. Aborting connection.
  3368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3374. Failed writing message. Aborting connection.
  3375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3381. Failed writing message. Aborting connection.
  3382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3388. Failed writing message. Aborting connection.
  3389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3395. Failed writing message. Aborting connection.
  3396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3402. Failed writing message. Aborting connection.
  3403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3409. Failed writing message. Aborting connection.
  3410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3416. Failed writing message. Aborting connection.
  3417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3423. Failed writing message. Aborting connection.
  3424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3430. Failed writing message. Aborting connection.
  3431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3436. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3437. Failed writing message. Aborting connection.
  3438. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3439. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3440. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3441. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3442. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3443. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3444. Failed writing message. Aborting connection.
  3445. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3446. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3447. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3448. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3449. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3450. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3451. Failed writing message. Aborting connection.
  3452. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3453. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3454. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3455. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3456. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3457. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3458. Failed writing message. Aborting connection.
  3459. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3460. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3461. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3462. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3463. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3464. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3465. Failed writing message. Aborting connection.
  3466. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3467. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3468. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3469. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3470. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3471. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3472. Failed writing message. Aborting connection.
  3473. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3474. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3475. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3476. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3477. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3479. Failed writing message. Aborting connection.
  3480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3486. Failed writing message. Aborting connection.
  3487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3493. Failed writing message. Aborting connection.
  3494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3500. Failed writing message. Aborting connection.
  3501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3507. Failed writing message. Aborting connection.
  3508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3514. Failed writing message. Aborting connection.
  3515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3521. Failed writing message. Aborting connection.
  3522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3528. Failed writing message. Aborting connection.
  3529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3535. Failed writing message. Aborting connection.
  3536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3542. Failed writing message. Aborting connection.
  3543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3549. Failed writing message. Aborting connection.
  3550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3556. Failed writing message. Aborting connection.
  3557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3563. Failed writing message. Aborting connection.
  3564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3570. Failed writing message. Aborting connection.
  3571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3577. Failed writing message. Aborting connection.
  3578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3584. Failed writing message. Aborting connection.
  3585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3591. Failed writing message. Aborting connection.
  3592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3598. Failed writing message. Aborting connection.
  3599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3605. Failed writing message. Aborting connection.
  3606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3612. Failed writing message. Aborting connection.
  3613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3619. Failed writing message. Aborting connection.
  3620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3626. Failed writing message. Aborting connection.
  3627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3633. Failed writing message. Aborting connection.
  3634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3640. Failed writing message. Aborting connection.
  3641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3647. Failed writing message. Aborting connection.
  3648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3654. Failed writing message. Aborting connection.
  3655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3661. Failed writing message. Aborting connection.
  3662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3668. Failed writing message. Aborting connection.
  3669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3675. Failed writing message. Aborting connection.
  3676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3682. Failed writing message. Aborting connection.
  3683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3689. Failed writing message. Aborting connection.
  3690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3696. Failed writing message. Aborting connection.
  3697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3703. Failed writing message. Aborting connection.
  3704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3710. Failed writing message. Aborting connection.
  3711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3717. Failed writing message. Aborting connection.
  3718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3724. Failed writing message. Aborting connection.
  3725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3731. Failed writing message. Aborting connection.
  3732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3738. Failed writing message. Aborting connection.
  3739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3745. Failed writing message. Aborting connection.
  3746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3752. Failed writing message. Aborting connection.
  3753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3759. Failed writing message. Aborting connection.
  3760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3766. Failed writing message. Aborting connection.
  3767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3773. Failed writing message. Aborting connection.
  3774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3780. Failed writing message. Aborting connection.
  3781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3787. Failed writing message. Aborting connection.
  3788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3794. Failed writing message. Aborting connection.
  3795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3801. Failed writing message. Aborting connection.
  3802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3808. Failed writing message. Aborting connection.
  3809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3815. Failed writing message. Aborting connection.
  3816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3822. Failed writing message. Aborting connection.
  3823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3829. Failed writing message. Aborting connection.
  3830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3836. Failed writing message. Aborting connection.
  3837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3843. Failed writing message. Aborting connection.
  3844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3850. Failed writing message. Aborting connection.
  3851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3857. Failed writing message. Aborting connection.
  3858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3864. Failed writing message. Aborting connection.
  3865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3871. Failed writing message. Aborting connection.
  3872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3878. Failed writing message. Aborting connection.
  3879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3885. Failed writing message. Aborting connection.
  3886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3892. Failed writing message. Aborting connection.
  3893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3899. Failed writing message. Aborting connection.
  3900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3906. Failed writing message. Aborting connection.
  3907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3913. Failed writing message. Aborting connection.
  3914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3920. Failed writing message. Aborting connection.
  3921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3927. Failed writing message. Aborting connection.
  3928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3934. Failed writing message. Aborting connection.
  3935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3941. Failed writing message. Aborting connection.
  3942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3948. Failed writing message. Aborting connection.
  3949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3955. Failed writing message. Aborting connection.
  3956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3962. Failed writing message. Aborting connection.
  3963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3969. Failed writing message. Aborting connection.
  3970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3976. Failed writing message. Aborting connection.
  3977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3983. Failed writing message. Aborting connection.
  3984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3990. Failed writing message. Aborting connection.
  3991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  3993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  3995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  3996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  3997. Failed writing message. Aborting connection.
  3998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  3999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4004. Failed writing message. Aborting connection.
  4005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4011. Failed writing message. Aborting connection.
  4012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4018. Failed writing message. Aborting connection.
  4019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4025. Failed writing message. Aborting connection.
  4026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4032. Failed writing message. Aborting connection.
  4033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4039. Failed writing message. Aborting connection.
  4040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4046. Failed writing message. Aborting connection.
  4047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4053. Failed writing message. Aborting connection.
  4054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4060. Failed writing message. Aborting connection.
  4061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4066. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4067. Failed writing message. Aborting connection.
  4068. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4069. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4070. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4071. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4072. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4073. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4074. Failed writing message. Aborting connection.
  4075. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4076. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4077. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4078. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4079. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4080. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4081. Failed writing message. Aborting connection.
  4082. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4083. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4084. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4085. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4086. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4087. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4088. Failed writing message. Aborting connection.
  4089. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4090. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4091. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4092. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4093. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4094. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4095. Failed writing message. Aborting connection.
  4096. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4097. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4098. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4099. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4100. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4102. Failed writing message. Aborting connection.
  4103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4109. Failed writing message. Aborting connection.
  4110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4116. Failed writing message. Aborting connection.
  4117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4123. Failed writing message. Aborting connection.
  4124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4130. Failed writing message. Aborting connection.
  4131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4137. Failed writing message. Aborting connection.
  4138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4144. Failed writing message. Aborting connection.
  4145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4151. Failed writing message. Aborting connection.
  4152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4158. Failed writing message. Aborting connection.
  4159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4165. Failed writing message. Aborting connection.
  4166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4172. Failed writing message. Aborting connection.
  4173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4179. Failed writing message. Aborting connection.
  4180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4186. Failed writing message. Aborting connection.
  4187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4193. Failed writing message. Aborting connection.
  4194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4200. Failed writing message. Aborting connection.
  4201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4207. Failed writing message. Aborting connection.
  4208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4214. Failed writing message. Aborting connection.
  4215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4221. Failed writing message. Aborting connection.
  4222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4228. Failed writing message. Aborting connection.
  4229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4235. Failed writing message. Aborting connection.
  4236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4242. Failed writing message. Aborting connection.
  4243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4249. Failed writing message. Aborting connection.
  4250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4256. Failed writing message. Aborting connection.
  4257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4263. Failed writing message. Aborting connection.
  4264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4270. Failed writing message. Aborting connection.
  4271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4277. Failed writing message. Aborting connection.
  4278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4284. Failed writing message. Aborting connection.
  4285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4291. Failed writing message. Aborting connection.
  4292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4298. Failed writing message. Aborting connection.
  4299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4305. Failed writing message. Aborting connection.
  4306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4312. Failed writing message. Aborting connection.
  4313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4319. Failed writing message. Aborting connection.
  4320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4326. Failed writing message. Aborting connection.
  4327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4333. Failed writing message. Aborting connection.
  4334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4340. Failed writing message. Aborting connection.
  4341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4347. Failed writing message. Aborting connection.
  4348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4354. Failed writing message. Aborting connection.
  4355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4361. Failed writing message. Aborting connection.
  4362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4368. Failed writing message. Aborting connection.
  4369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4375. Failed writing message. Aborting connection.
  4376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4382. Failed writing message. Aborting connection.
  4383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4389. Failed writing message. Aborting connection.
  4390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4396. Failed writing message. Aborting connection.
  4397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4403. Failed writing message. Aborting connection.
  4404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4410. Failed writing message. Aborting connection.
  4411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4417. Failed writing message. Aborting connection.
  4418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4424. Failed writing message. Aborting connection.
  4425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4431. Failed writing message. Aborting connection.
  4432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4438. Failed writing message. Aborting connection.
  4439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4445. Failed writing message. Aborting connection.
  4446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4452. Failed writing message. Aborting connection.
  4453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4459. Failed writing message. Aborting connection.
  4460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4466. Failed writing message. Aborting connection.
  4467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4473. Failed writing message. Aborting connection.
  4474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4480. Failed writing message. Aborting connection.
  4481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4487. Failed writing message. Aborting connection.
  4488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4494. Failed writing message. Aborting connection.
  4495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4501. Failed writing message. Aborting connection.
  4502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4508. Failed writing message. Aborting connection.
  4509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4515. Failed writing message. Aborting connection.
  4516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4522. Failed writing message. Aborting connection.
  4523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4529. Failed writing message. Aborting connection.
  4530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4536. Failed writing message. Aborting connection.
  4537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4543. Failed writing message. Aborting connection.
  4544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4550. Failed writing message. Aborting connection.
  4551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4557. Failed writing message. Aborting connection.
  4558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4564. Failed writing message. Aborting connection.
  4565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4571. Failed writing message. Aborting connection.
  4572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4578. Failed writing message. Aborting connection.
  4579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4585. Failed writing message. Aborting connection.
  4586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4592. Failed writing message. Aborting connection.
  4593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4599. Failed writing message. Aborting connection.
  4600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4606. Failed writing message. Aborting connection.
  4607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4613. Failed writing message. Aborting connection.
  4614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4620. Failed writing message. Aborting connection.
  4621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4627. Failed writing message. Aborting connection.
  4628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4634. Failed writing message. Aborting connection.
  4635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4641. Failed writing message. Aborting connection.
  4642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4648. Failed writing message. Aborting connection.
  4649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4655. Failed writing message. Aborting connection.
  4656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4662. Failed writing message. Aborting connection.
  4663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4669. Failed writing message. Aborting connection.
  4670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4676. Failed writing message. Aborting connection.
  4677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4683. Failed writing message. Aborting connection.
  4684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4690. Failed writing message. Aborting connection.
  4691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4697. Failed writing message. Aborting connection.
  4698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4704. Failed writing message. Aborting connection.
  4705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4711. Failed writing message. Aborting connection.
  4712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4718. Failed writing message. Aborting connection.
  4719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4725. Failed writing message. Aborting connection.
  4726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4732. Failed writing message. Aborting connection.
  4733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4739. Failed writing message. Aborting connection.
  4740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4746. Failed writing message. Aborting connection.
  4747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4753. Failed writing message. Aborting connection.
  4754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4760. Failed writing message. Aborting connection.
  4761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4767. Failed writing message. Aborting connection.
  4768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4774. Failed writing message. Aborting connection.
  4775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4781. Failed writing message. Aborting connection.
  4782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4788. Failed writing message. Aborting connection.
  4789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4795. Failed writing message. Aborting connection.
  4796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4801. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4802. Failed writing message. Aborting connection.
  4803. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4804. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4805. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4806. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4807. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4808. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4809. Failed writing message. Aborting connection.
  4810. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4811. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4812. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4813. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4814. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4815. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4816. Failed writing message. Aborting connection.
  4817. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4818. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4819. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4820. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4821. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4822. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4823. Failed writing message. Aborting connection.
  4824. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4825. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4826. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4827. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4828. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4829. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4830. Failed writing message. Aborting connection.
  4831. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4832. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4833. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4834. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4835. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4836. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4837. Failed writing message. Aborting connection.
  4838. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4839. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4840. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4841. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4842. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4843. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4844. Failed writing message. Aborting connection.
  4845. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4846. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4847. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4848. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4849. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4850. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4851. Failed writing message. Aborting connection.
  4852. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4853. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4854. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4855. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4856. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4857. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4858. Failed writing message. Aborting connection.
  4859. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4860. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4861. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4862. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4863. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4864. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4865. Failed writing message. Aborting connection.
  4866. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4867. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4868. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4869. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4870. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4871. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4872. Failed writing message. Aborting connection.
  4873. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4874. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4875. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4876. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4877. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4878. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4879. Failed writing message. Aborting connection.
  4880. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4881. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4882. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4883. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4884. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4885. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4886. Failed writing message. Aborting connection.
  4887. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4888. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4889. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4890. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4891. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4892. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4893. Failed writing message. Aborting connection.
  4894. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4895. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4896. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4897. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4898. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4899. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4900. Failed writing message. Aborting connection.
  4901. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4902. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4903. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4904. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4905. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4906. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4907. Failed writing message. Aborting connection.
  4908. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4909. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4910. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4911. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4912. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4913. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4914. Failed writing message. Aborting connection.
  4915. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4916. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4917. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4918. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4919. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4920. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4921. Failed writing message. Aborting connection.
  4922. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4923. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4924. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4925. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4926. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4927. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4928. Failed writing message. Aborting connection.
  4929. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4930. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4931. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4932. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4933. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4934. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4935. Failed writing message. Aborting connection.
  4936. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4937. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4938. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4939. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4940. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4941. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4942. Failed writing message. Aborting connection.
  4943. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4944. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4945. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4946. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4947. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4948. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4949. Failed writing message. Aborting connection.
  4950. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4951. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4952. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4953. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4954. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4955. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4956. Failed writing message. Aborting connection.
  4957. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4958. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4959. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4960. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4961. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4962. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4963. Failed writing message. Aborting connection.
  4964. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4965. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4966. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4967. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4968. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4969. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4970. Failed writing message. Aborting connection.
  4971. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4972. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4973. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4974. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4975. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4976. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4977. Failed writing message. Aborting connection.
  4978. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4979. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4980. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4981. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4982. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4983. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4984. Failed writing message. Aborting connection.
  4985. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4986. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4987. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4988. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4989. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4990. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4991. Failed writing message. Aborting connection.
  4992. System.InvalidOperationException: Writing is not allowed after writer was completed.
  4993. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  4994. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4995. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  4996. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  4997. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  4998. Failed writing message. Aborting connection.
  4999. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5000. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5001. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5002. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5003. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5004. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5005. Failed writing message. Aborting connection.
  5006. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5007. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5008. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5009. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5010. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5011. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5012. Failed writing message. Aborting connection.
  5013. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5014. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5015. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5016. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5017. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5018. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5019. Failed writing message. Aborting connection.
  5020. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5021. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5022. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5023. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5024. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5025. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5026. Failed writing message. Aborting connection.
  5027. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5028. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5029. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5030. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5031. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5032. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5033. Failed writing message. Aborting connection.
  5034. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5035. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5036. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5037. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5038. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5039. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5040. Failed writing message. Aborting connection.
  5041. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5042. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5043. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5044. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5045. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5046. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5047. Failed writing message. Aborting connection.
  5048. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5049. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5050. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5051. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5052. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5053. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5054. Failed writing message. Aborting connection.
  5055. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5056. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5057. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5058. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5059. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5060. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5061. Failed writing message. Aborting connection.
  5062. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5063. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5064. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5065. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5066. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5067. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5068. Failed writing message. Aborting connection.
  5069. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5070. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5071. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5072. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5073. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5074. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5075. Failed writing message. Aborting connection.
  5076. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5077. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5078. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5079. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5080. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5081. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5082. Failed writing message. Aborting connection.
  5083. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5084. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5085. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5086. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5087. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5088. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5089. Failed writing message. Aborting connection.
  5090. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5091. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5092. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5093. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5094. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5095. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5096. Failed writing message. Aborting connection.
  5097. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5098. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5099. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5100. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5101. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5102. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5103. Failed writing message. Aborting connection.
  5104. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5105. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5106. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5107. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5108. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5110. Failed writing message. Aborting connection.
  5111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5117. Failed writing message. Aborting connection.
  5118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5124. Failed writing message. Aborting connection.
  5125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5130. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5131. Failed writing message. Aborting connection.
  5132. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5133. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5134. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5135. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5136. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5137. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5138. Failed writing message. Aborting connection.
  5139. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5140. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5141. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5142. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5143. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5144. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5145. Failed writing message. Aborting connection.
  5146. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5147. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5148. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5149. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5150. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5151. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5152. Failed writing message. Aborting connection.
  5153. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5154. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5155. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5156. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5157. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5158. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5159. Failed writing message. Aborting connection.
  5160. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5161. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5162. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5163. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5164. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5165. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5166. Failed writing message. Aborting connection.
  5167. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5168. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5169. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5170. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5171. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5172. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5173. Failed writing message. Aborting connection.
  5174. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5175. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5176. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5177. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5178. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5179. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5180. Failed writing message. Aborting connection.
  5181. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5182. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5183. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5184. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5185. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5186. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5187. Failed writing message. Aborting connection.
  5188. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5189. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5190. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5191. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5192. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5193. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5194. Failed writing message. Aborting connection.
  5195. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5196. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5197. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5198. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5199. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5200. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5201. Failed writing message. Aborting connection.
  5202. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5203. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5204. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5205. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5206. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5207. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5208. Failed writing message. Aborting connection.
  5209. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5210. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5211. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5212. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5213. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5214. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5215. Failed writing message. Aborting connection.
  5216. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5217. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5218. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5219. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5220. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5221. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5222. Failed writing message. Aborting connection.
  5223. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5224. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5225. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5226. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5227. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5228. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5229. Failed writing message. Aborting connection.
  5230. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5231. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5232. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5233. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5234. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5235. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5236. Failed writing message. Aborting connection.
  5237. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5238. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5239. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5240. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5241. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5242. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5243. Failed writing message. Aborting connection.
  5244. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5245. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5246. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5247. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5248. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5249. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5250. Failed writing message. Aborting connection.
  5251. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5252. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5253. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5254. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5255. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5257. Failed writing message. Aborting connection.
  5258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5264. Failed writing message. Aborting connection.
  5265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5271. Failed writing message. Aborting connection.
  5272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5278. Failed writing message. Aborting connection.
  5279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5285. Failed writing message. Aborting connection.
  5286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5292. Failed writing message. Aborting connection.
  5293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5299. Failed writing message. Aborting connection.
  5300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5306. Failed writing message. Aborting connection.
  5307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5313. Failed writing message. Aborting connection.
  5314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5320. Failed writing message. Aborting connection.
  5321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5327. Failed writing message. Aborting connection.
  5328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5334. Failed writing message. Aborting connection.
  5335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5341. Failed writing message. Aborting connection.
  5342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5348. Failed writing message. Aborting connection.
  5349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5355. Failed writing message. Aborting connection.
  5356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5361. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5362. Failed writing message. Aborting connection.
  5363. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5364. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5365. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5366. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5367. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5368. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5369. Failed writing message. Aborting connection.
  5370. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5371. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5372. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5373. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5374. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5375. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5376. Failed writing message. Aborting connection.
  5377. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5378. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5379. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5380. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5381. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5382. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5383. Failed writing message. Aborting connection.
  5384. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5385. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5386. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5387. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5388. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5389. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5390. Failed writing message. Aborting connection.
  5391. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5392. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5393. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5394. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5395. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5396. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5397. Failed writing message. Aborting connection.
  5398. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5399. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5400. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5401. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5402. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5403. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5404. Failed writing message. Aborting connection.
  5405. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5406. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5407. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5408. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5409. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5410. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5411. Failed writing message. Aborting connection.
  5412. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5413. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5414. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5415. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5416. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5417. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5418. Failed writing message. Aborting connection.
  5419. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5420. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5421. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5422. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5423. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5424. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5425. Failed writing message. Aborting connection.
  5426. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5427. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5428. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5429. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5430. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5431. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5432. Failed writing message. Aborting connection.
  5433. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5434. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5435. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5436. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5437. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5439. Failed writing message. Aborting connection.
  5440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5446. Failed writing message. Aborting connection.
  5447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5453. Failed writing message. Aborting connection.
  5454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5460. Failed writing message. Aborting connection.
  5461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5467. Failed writing message. Aborting connection.
  5468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5474. Failed writing message. Aborting connection.
  5475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5481. Failed writing message. Aborting connection.
  5482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5488. Failed writing message. Aborting connection.
  5489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5495. Failed writing message. Aborting connection.
  5496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5502. Failed writing message. Aborting connection.
  5503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5509. Failed writing message. Aborting connection.
  5510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5516. Failed writing message. Aborting connection.
  5517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5523. Failed writing message. Aborting connection.
  5524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5530. Failed writing message. Aborting connection.
  5531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5537. Failed writing message. Aborting connection.
  5538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5544. Failed writing message. Aborting connection.
  5545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5551. Failed writing message. Aborting connection.
  5552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5558. Failed writing message. Aborting connection.
  5559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5565. Failed writing message. Aborting connection.
  5566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5572. Failed writing message. Aborting connection.
  5573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5579. Failed writing message. Aborting connection.
  5580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5586. Failed writing message. Aborting connection.
  5587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5593. Failed writing message. Aborting connection.
  5594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5600. Failed writing message. Aborting connection.
  5601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5607. Failed writing message. Aborting connection.
  5608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5614. Failed writing message. Aborting connection.
  5615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5621. Failed writing message. Aborting connection.
  5622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5628. Failed writing message. Aborting connection.
  5629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5635. Failed writing message. Aborting connection.
  5636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5642. Failed writing message. Aborting connection.
  5643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5649. Failed writing message. Aborting connection.
  5650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5656. Failed writing message. Aborting connection.
  5657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5663. Failed writing message. Aborting connection.
  5664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5670. Failed writing message. Aborting connection.
  5671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5677. Failed writing message. Aborting connection.
  5678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5684. Failed writing message. Aborting connection.
  5685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5691. Failed writing message. Aborting connection.
  5692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5698. Failed writing message. Aborting connection.
  5699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5705. Failed writing message. Aborting connection.
  5706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5712. Failed writing message. Aborting connection.
  5713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5719. Failed writing message. Aborting connection.
  5720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5726. Failed writing message. Aborting connection.
  5727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5733. Failed writing message. Aborting connection.
  5734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5740. Failed writing message. Aborting connection.
  5741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5747. Failed writing message. Aborting connection.
  5748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5754. Failed writing message. Aborting connection.
  5755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5761. Failed writing message. Aborting connection.
  5762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5768. Failed writing message. Aborting connection.
  5769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5775. Failed writing message. Aborting connection.
  5776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5782. Failed writing message. Aborting connection.
  5783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5789. Failed writing message. Aborting connection.
  5790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5796. Failed writing message. Aborting connection.
  5797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5803. Failed writing message. Aborting connection.
  5804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5810. Failed writing message. Aborting connection.
  5811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5817. Failed writing message. Aborting connection.
  5818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5824. Failed writing message. Aborting connection.
  5825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5831. Failed writing message. Aborting connection.
  5832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5838. Failed writing message. Aborting connection.
  5839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5845. Failed writing message. Aborting connection.
  5846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5852. Failed writing message. Aborting connection.
  5853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5859. Failed writing message. Aborting connection.
  5860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5866. Failed writing message. Aborting connection.
  5867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5873. Failed writing message. Aborting connection.
  5874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5880. Failed writing message. Aborting connection.
  5881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5887. Failed writing message. Aborting connection.
  5888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5894. Failed writing message. Aborting connection.
  5895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5901. Failed writing message. Aborting connection.
  5902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5908. Failed writing message. Aborting connection.
  5909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5915. Failed writing message. Aborting connection.
  5916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5922. Failed writing message. Aborting connection.
  5923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5929. Failed writing message. Aborting connection.
  5930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5936. Failed writing message. Aborting connection.
  5937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5943. Failed writing message. Aborting connection.
  5944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5950. Failed writing message. Aborting connection.
  5951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5957. Failed writing message. Aborting connection.
  5958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5964. Failed writing message. Aborting connection.
  5965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5971. Failed writing message. Aborting connection.
  5972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5978. Failed writing message. Aborting connection.
  5979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5985. Failed writing message. Aborting connection.
  5986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5992. Failed writing message. Aborting connection.
  5993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  5994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  5995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  5997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  5998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  5999. Failed writing message. Aborting connection.
  6000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6006. Failed writing message. Aborting connection.
  6007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6013. Failed writing message. Aborting connection.
  6014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6020. Failed writing message. Aborting connection.
  6021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6027. Failed writing message. Aborting connection.
  6028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6034. Failed writing message. Aborting connection.
  6035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6041. Failed writing message. Aborting connection.
  6042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6048. Failed writing message. Aborting connection.
  6049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6055. Failed writing message. Aborting connection.
  6056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6062. Failed writing message. Aborting connection.
  6063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6069. Failed writing message. Aborting connection.
  6070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6076. Failed writing message. Aborting connection.
  6077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6083. Failed writing message. Aborting connection.
  6084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6090. Failed writing message. Aborting connection.
  6091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6097. Failed writing message. Aborting connection.
  6098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6104. Failed writing message. Aborting connection.
  6105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6111. Failed writing message. Aborting connection.
  6112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6118. Failed writing message. Aborting connection.
  6119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6125. Failed writing message. Aborting connection.
  6126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6132. Failed writing message. Aborting connection.
  6133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6139. Failed writing message. Aborting connection.
  6140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6146. Failed writing message. Aborting connection.
  6147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6153. Failed writing message. Aborting connection.
  6154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6160. Failed writing message. Aborting connection.
  6161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6167. Failed writing message. Aborting connection.
  6168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6174. Failed writing message. Aborting connection.
  6175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6181. Failed writing message. Aborting connection.
  6182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6188. Failed writing message. Aborting connection.
  6189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6195. Failed writing message. Aborting connection.
  6196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6202. Failed writing message. Aborting connection.
  6203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6209. Failed writing message. Aborting connection.
  6210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6216. Failed writing message. Aborting connection.
  6217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6223. Failed writing message. Aborting connection.
  6224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6230. Failed writing message. Aborting connection.
  6231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6237. Failed writing message. Aborting connection.
  6238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6244. Failed writing message. Aborting connection.
  6245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6251. Failed writing message. Aborting connection.
  6252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6258. Failed writing message. Aborting connection.
  6259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6265. Failed writing message. Aborting connection.
  6266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6272. Failed writing message. Aborting connection.
  6273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6279. Failed writing message. Aborting connection.
  6280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6286. Failed writing message. Aborting connection.
  6287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6293. Failed writing message. Aborting connection.
  6294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6300. Failed writing message. Aborting connection.
  6301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6307. Failed writing message. Aborting connection.
  6308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6314. Failed writing message. Aborting connection.
  6315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6321. Failed writing message. Aborting connection.
  6322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6328. Failed writing message. Aborting connection.
  6329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6335. Failed writing message. Aborting connection.
  6336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6342. Failed writing message. Aborting connection.
  6343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6349. Failed writing message. Aborting connection.
  6350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6356. Failed writing message. Aborting connection.
  6357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6363. Failed writing message. Aborting connection.
  6364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6370. Failed writing message. Aborting connection.
  6371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6377. Failed writing message. Aborting connection.
  6378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6384. Failed writing message. Aborting connection.
  6385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6391. Failed writing message. Aborting connection.
  6392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6398. Failed writing message. Aborting connection.
  6399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6405. Failed writing message. Aborting connection.
  6406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6412. Failed writing message. Aborting connection.
  6413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6419. Failed writing message. Aborting connection.
  6420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6426. Failed writing message. Aborting connection.
  6427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6433. Failed writing message. Aborting connection.
  6434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6440. Failed writing message. Aborting connection.
  6441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6447. Failed writing message. Aborting connection.
  6448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6454. Failed writing message. Aborting connection.
  6455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6461. Failed writing message. Aborting connection.
  6462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6468. Failed writing message. Aborting connection.
  6469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6475. Failed writing message. Aborting connection.
  6476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6482. Failed writing message. Aborting connection.
  6483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6489. Failed writing message. Aborting connection.
  6490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6496. Failed writing message. Aborting connection.
  6497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6503. Failed writing message. Aborting connection.
  6504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6510. Failed writing message. Aborting connection.
  6511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6517. Failed writing message. Aborting connection.
  6518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6524. Failed writing message. Aborting connection.
  6525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6531. Failed writing message. Aborting connection.
  6532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6538. Failed writing message. Aborting connection.
  6539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6545. Failed writing message. Aborting connection.
  6546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6552. Failed writing message. Aborting connection.
  6553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6559. Failed writing message. Aborting connection.
  6560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6566. Failed writing message. Aborting connection.
  6567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6573. Failed writing message. Aborting connection.
  6574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6580. Failed writing message. Aborting connection.
  6581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6587. Failed writing message. Aborting connection.
  6588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6593. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6594. Failed writing message. Aborting connection.
  6595. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6596. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6597. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6598. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6599. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6600. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6601. Failed writing message. Aborting connection.
  6602. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6603. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6604. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6605. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6606. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6607. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6608. Failed writing message. Aborting connection.
  6609. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6610. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6611. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6612. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6613. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6614. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6615. Failed writing message. Aborting connection.
  6616. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6617. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6618. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6619. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6620. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6621. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6622. Failed writing message. Aborting connection.
  6623. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6624. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6625. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6626. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6627. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6628. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6629. Failed writing message. Aborting connection.
  6630. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6631. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6632. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6633. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6634. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6635. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6636. Failed writing message. Aborting connection.
  6637. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6638. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6639. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6640. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6641. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6642. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6643. Failed writing message. Aborting connection.
  6644. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6645. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6646. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6647. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6648. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6649. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6650. Failed writing message. Aborting connection.
  6651. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6652. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6653. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6654. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6655. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6656. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6657. Failed writing message. Aborting connection.
  6658. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6659. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6660. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6661. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6662. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6663. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6664. Failed writing message. Aborting connection.
  6665. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6666. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6667. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6668. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6669. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6670. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6671. Failed writing message. Aborting connection.
  6672. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6673. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6674. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6675. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6676. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6677. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6678. Failed writing message. Aborting connection.
  6679. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6680. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6681. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6682. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6683. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6684. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6685. Failed writing message. Aborting connection.
  6686. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6687. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6688. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6689. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6690. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6691. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6692. Failed writing message. Aborting connection.
  6693. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6694. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6695. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6696. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6697. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6698. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6699. Failed writing message. Aborting connection.
  6700. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6701. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6702. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6703. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6704. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6705. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6706. Failed writing message. Aborting connection.
  6707. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6708. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6709. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6710. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6711. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6712. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6713. Failed writing message. Aborting connection.
  6714. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6715. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6716. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6717. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6718. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6719. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6720. Failed writing message. Aborting connection.
  6721. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6722. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6723. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6724. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6725. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6726. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6727. Failed writing message. Aborting connection.
  6728. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6729. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6730. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6731. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6732. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6733. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6734. Failed writing message. Aborting connection.
  6735. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6736. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6737. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6738. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6739. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6740. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6741. Failed writing message. Aborting connection.
  6742. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6743. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6744. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6745. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6746. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6747. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6748. Failed writing message. Aborting connection.
  6749. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6750. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6751. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6752. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6753. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6754. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6755. Failed writing message. Aborting connection.
  6756. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6757. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6758. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6759. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6760. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6761. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6762. Failed writing message. Aborting connection.
  6763. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6764. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6765. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6766. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6767. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6768. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6769. Failed writing message. Aborting connection.
  6770. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6771. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6772. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6773. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6774. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6775. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6776. Failed writing message. Aborting connection.
  6777. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6778. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6779. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6780. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6781. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6782. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6783. Failed writing message. Aborting connection.
  6784. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6785. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6786. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6787. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6788. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6789. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6790. Failed writing message. Aborting connection.
  6791. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6792. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6793. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6794. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6795. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6796. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6797. Failed writing message. Aborting connection.
  6798. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6799. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6800. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6801. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6802. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6803. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6804. Failed writing message. Aborting connection.
  6805. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6806. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6807. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6808. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6809. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6810. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6811. Failed writing message. Aborting connection.
  6812. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6813. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6814. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6815. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6816. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6817. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6818. Failed writing message. Aborting connection.
  6819. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6820. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6821. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6822. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6823. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6824. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6825. Failed writing message. Aborting connection.
  6826. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6827. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6828. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6829. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6830. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6831. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6832. Failed writing message. Aborting connection.
  6833. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6834. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6835. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6836. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6837. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6838. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6839. Failed writing message. Aborting connection.
  6840. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6841. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6842. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6843. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6844. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6845. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6846. Failed writing message. Aborting connection.
  6847. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6848. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6849. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6850. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6851. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6852. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6853. Failed writing message. Aborting connection.
  6854. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6855. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6856. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6857. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6858. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6859. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6860. Failed writing message. Aborting connection.
  6861. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6862. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6863. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6864. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6865. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6866. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6867. Failed writing message. Aborting connection.
  6868. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6869. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6870. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6871. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6872. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6873. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6874. Failed writing message. Aborting connection.
  6875. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6876. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6877. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6878. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6879. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6880. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6881. Failed writing message. Aborting connection.
  6882. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6883. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6884. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6885. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6886. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6887. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6888. Failed writing message. Aborting connection.
  6889. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6890. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6891. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6892. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6893. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6894. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6895. Failed writing message. Aborting connection.
  6896. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6897. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6898. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6899. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6900. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6901. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6902. Failed writing message. Aborting connection.
  6903. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6904. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6905. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6906. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6907. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6908. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6909. Failed writing message. Aborting connection.
  6910. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6911. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6912. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6913. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6914. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6915. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6916. Failed writing message. Aborting connection.
  6917. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6918. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6919. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6920. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6921. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6922. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6923. Failed writing message. Aborting connection.
  6924. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6925. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6926. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6927. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6928. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6929. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6930. Failed writing message. Aborting connection.
  6931. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6932. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6933. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6934. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6935. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6936. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6937. Failed writing message. Aborting connection.
  6938. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6939. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6940. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6941. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6942. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6943. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6944. Failed writing message. Aborting connection.
  6945. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6946. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6947. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6948. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6949. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6950. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6951. Failed writing message. Aborting connection.
  6952. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6953. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6954. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6955. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6956. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6957. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6958. Failed writing message. Aborting connection.
  6959. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6960. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6961. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6962. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6963. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6964. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6965. Failed writing message. Aborting connection.
  6966. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6967. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6968. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6969. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6970. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6971. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6972. Failed writing message. Aborting connection.
  6973. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6974. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6975. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6976. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6977. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6978. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6979. Failed writing message. Aborting connection.
  6980. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6981. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6982. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6983. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6984. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6985. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6986. Failed writing message. Aborting connection.
  6987. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6988. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6989. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6990. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6991. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6992. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  6993. Failed writing message. Aborting connection.
  6994. System.InvalidOperationException: Writing is not allowed after writer was completed.
  6995. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  6996. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6997. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  6998. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  6999. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7000. Failed writing message. Aborting connection.
  7001. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7002. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7003. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7004. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7005. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7006. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7007. Failed writing message. Aborting connection.
  7008. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7009. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7010. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7011. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7012. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7013. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7014. Failed writing message. Aborting connection.
  7015. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7016. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7017. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7018. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7019. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7020. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7021. Failed writing message. Aborting connection.
  7022. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7023. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7024. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7025. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7026. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7027. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7028. Failed writing message. Aborting connection.
  7029. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7030. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7031. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7032. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7033. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7034. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7035. Failed writing message. Aborting connection.
  7036. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7037. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7038. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7039. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7040. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7041. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7042. Failed writing message. Aborting connection.
  7043. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7044. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7045. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7046. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7047. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7048. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7049. Failed writing message. Aborting connection.
  7050. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7051. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7052. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7053. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7054. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7055. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7056. Failed writing message. Aborting connection.
  7057. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7058. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7059. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7060. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7061. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7062. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7063. Failed writing message. Aborting connection.
  7064. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7065. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7066. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7067. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7068. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7069. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7070. Failed writing message. Aborting connection.
  7071. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7072. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7073. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7074. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7075. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7076. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7077. Failed writing message. Aborting connection.
  7078. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7079. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7080. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7081. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7082. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7083. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7084. Failed writing message. Aborting connection.
  7085. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7086. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7087. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7088. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7089. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7090. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7091. Failed writing message. Aborting connection.
  7092. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7093. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7094. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7095. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7096. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7097. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7098. Failed writing message. Aborting connection.
  7099. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7100. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7101. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7102. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7103. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7104. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7105. Failed writing message. Aborting connection.
  7106. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7107. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7108. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7109. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7110. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7111. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7112. Failed writing message. Aborting connection.
  7113. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7114. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7115. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7116. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7117. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7118. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7119. Failed writing message. Aborting connection.
  7120. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7121. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7122. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7123. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7124. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7125. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7126. Failed writing message. Aborting connection.
  7127. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7128. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7129. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7130. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7131. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7133. Failed writing message. Aborting connection.
  7134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7140. Failed writing message. Aborting connection.
  7141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7147. Failed writing message. Aborting connection.
  7148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7154. Failed writing message. Aborting connection.
  7155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7161. Failed writing message. Aborting connection.
  7162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7168. Failed writing message. Aborting connection.
  7169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7175. Failed writing message. Aborting connection.
  7176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7182. Failed writing message. Aborting connection.
  7183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7189. Failed writing message. Aborting connection.
  7190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7196. Failed writing message. Aborting connection.
  7197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7203. Failed writing message. Aborting connection.
  7204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7210. Failed writing message. Aborting connection.
  7211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7217. Failed writing message. Aborting connection.
  7218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7224. Failed writing message. Aborting connection.
  7225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7231. Failed writing message. Aborting connection.
  7232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7238. Failed writing message. Aborting connection.
  7239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7245. Failed writing message. Aborting connection.
  7246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7252. Failed writing message. Aborting connection.
  7253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7259. Failed writing message. Aborting connection.
  7260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7266. Failed writing message. Aborting connection.
  7267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7273. Failed writing message. Aborting connection.
  7274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7280. Failed writing message. Aborting connection.
  7281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7287. Failed writing message. Aborting connection.
  7288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7294. Failed writing message. Aborting connection.
  7295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7301. Failed writing message. Aborting connection.
  7302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7308. Failed writing message. Aborting connection.
  7309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7315. Failed writing message. Aborting connection.
  7316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7322. Failed writing message. Aborting connection.
  7323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7329. Failed writing message. Aborting connection.
  7330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7336. Failed writing message. Aborting connection.
  7337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7343. Failed writing message. Aborting connection.
  7344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7350. Failed writing message. Aborting connection.
  7351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7357. Failed writing message. Aborting connection.
  7358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7364. Failed writing message. Aborting connection.
  7365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7371. Failed writing message. Aborting connection.
  7372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7378. Failed writing message. Aborting connection.
  7379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7385. Failed writing message. Aborting connection.
  7386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7392. Failed writing message. Aborting connection.
  7393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7399. Failed writing message. Aborting connection.
  7400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7406. Failed writing message. Aborting connection.
  7407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7413. Failed writing message. Aborting connection.
  7414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7420. Failed writing message. Aborting connection.
  7421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7427. Failed writing message. Aborting connection.
  7428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7434. Failed writing message. Aborting connection.
  7435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7441. Failed writing message. Aborting connection.
  7442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7448. Failed writing message. Aborting connection.
  7449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7455. Failed writing message. Aborting connection.
  7456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7462. Failed writing message. Aborting connection.
  7463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7469. Failed writing message. Aborting connection.
  7470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7476. Failed writing message. Aborting connection.
  7477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7483. Failed writing message. Aborting connection.
  7484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7490. Failed writing message. Aborting connection.
  7491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7497. Failed writing message. Aborting connection.
  7498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7504. Failed writing message. Aborting connection.
  7505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7511. Failed writing message. Aborting connection.
  7512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7518. Failed writing message. Aborting connection.
  7519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7525. Failed writing message. Aborting connection.
  7526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7532. Failed writing message. Aborting connection.
  7533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7539. Failed writing message. Aborting connection.
  7540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7546. Failed writing message. Aborting connection.
  7547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7553. Failed writing message. Aborting connection.
  7554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7560. Failed writing message. Aborting connection.
  7561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7567. Failed writing message. Aborting connection.
  7568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7574. Failed writing message. Aborting connection.
  7575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7581. Failed writing message. Aborting connection.
  7582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7588. Failed writing message. Aborting connection.
  7589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7594. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  7595. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:52 +00:00".
  7596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7597. Failed writing message. Aborting connection.
  7598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7604. Failed writing message. Aborting connection.
  7605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7611. Failed writing message. Aborting connection.
  7612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7618. Failed writing message. Aborting connection.
  7619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7625. Failed writing message. Aborting connection.
  7626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7632. Failed writing message. Aborting connection.
  7633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7639. Failed writing message. Aborting connection.
  7640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7646. Failed writing message. Aborting connection.
  7647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7653. Failed writing message. Aborting connection.
  7654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7660. Failed writing message. Aborting connection.
  7661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7667. Failed writing message. Aborting connection.
  7668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7674. Failed writing message. Aborting connection.
  7675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7681. Failed writing message. Aborting connection.
  7682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7688. Failed writing message. Aborting connection.
  7689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7695. Failed writing message. Aborting connection.
  7696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7702. Failed writing message. Aborting connection.
  7703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7709. Failed writing message. Aborting connection.
  7710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7716. Failed writing message. Aborting connection.
  7717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7723. Failed writing message. Aborting connection.
  7724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7730. Failed writing message. Aborting connection.
  7731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7737. Failed writing message. Aborting connection.
  7738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7744. Failed writing message. Aborting connection.
  7745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7751. Failed writing message. Aborting connection.
  7752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7758. Failed writing message. Aborting connection.
  7759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7765. Failed writing message. Aborting connection.
  7766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7772. Failed writing message. Aborting connection.
  7773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7779. Failed writing message. Aborting connection.
  7780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7786. Failed writing message. Aborting connection.
  7787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7793. Failed writing message. Aborting connection.
  7794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7800. Failed writing message. Aborting connection.
  7801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7807. Failed writing message. Aborting connection.
  7808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7814. Failed writing message. Aborting connection.
  7815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7821. Failed writing message. Aborting connection.
  7822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7828. Failed writing message. Aborting connection.
  7829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7835. Failed writing message. Aborting connection.
  7836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7842. Failed writing message. Aborting connection.
  7843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7849. Failed writing message. Aborting connection.
  7850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7856. Failed writing message. Aborting connection.
  7857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7863. Failed writing message. Aborting connection.
  7864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7870. Failed writing message. Aborting connection.
  7871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7877. Failed writing message. Aborting connection.
  7878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7884. Failed writing message. Aborting connection.
  7885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7891. Failed writing message. Aborting connection.
  7892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7898. Failed writing message. Aborting connection.
  7899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7905. Failed writing message. Aborting connection.
  7906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7912. Failed writing message. Aborting connection.
  7913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7919. Failed writing message. Aborting connection.
  7920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7926. Failed writing message. Aborting connection.
  7927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7933. Failed writing message. Aborting connection.
  7934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7940. Failed writing message. Aborting connection.
  7941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7947. Failed writing message. Aborting connection.
  7948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7954. Failed writing message. Aborting connection.
  7955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7961. Failed writing message. Aborting connection.
  7962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7968. Failed writing message. Aborting connection.
  7969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7975. Failed writing message. Aborting connection.
  7976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7982. Failed writing message. Aborting connection.
  7983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7989. Failed writing message. Aborting connection.
  7990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  7994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  7995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  7996. Failed writing message. Aborting connection.
  7997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  7998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  7999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8003. Failed writing message. Aborting connection.
  8004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8010. Failed writing message. Aborting connection.
  8011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8017. Failed writing message. Aborting connection.
  8018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8024. Failed writing message. Aborting connection.
  8025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8031. Failed writing message. Aborting connection.
  8032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8038. Failed writing message. Aborting connection.
  8039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8045. Failed writing message. Aborting connection.
  8046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8052. Failed writing message. Aborting connection.
  8053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8059. Failed writing message. Aborting connection.
  8060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8066. Failed writing message. Aborting connection.
  8067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8073. Failed writing message. Aborting connection.
  8074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8080. Failed writing message. Aborting connection.
  8081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8087. Failed writing message. Aborting connection.
  8088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8094. Failed writing message. Aborting connection.
  8095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8101. Failed writing message. Aborting connection.
  8102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8108. Failed writing message. Aborting connection.
  8109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8115. Failed writing message. Aborting connection.
  8116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8122. Failed writing message. Aborting connection.
  8123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8129. Failed writing message. Aborting connection.
  8130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8136. Failed writing message. Aborting connection.
  8137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8143. Failed writing message. Aborting connection.
  8144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8150. Failed writing message. Aborting connection.
  8151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8157. Failed writing message. Aborting connection.
  8158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8164. Failed writing message. Aborting connection.
  8165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8171. Failed writing message. Aborting connection.
  8172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8178. Failed writing message. Aborting connection.
  8179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8185. Failed writing message. Aborting connection.
  8186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8192. Failed writing message. Aborting connection.
  8193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8199. Failed writing message. Aborting connection.
  8200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8206. Failed writing message. Aborting connection.
  8207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8213. Failed writing message. Aborting connection.
  8214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8220. Failed writing message. Aborting connection.
  8221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8227. Failed writing message. Aborting connection.
  8228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8234. Failed writing message. Aborting connection.
  8235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8241. Failed writing message. Aborting connection.
  8242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8248. Failed writing message. Aborting connection.
  8249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8254. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8255. Failed writing message. Aborting connection.
  8256. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8257. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8258. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8259. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8260. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8261. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8262. Failed writing message. Aborting connection.
  8263. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8264. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8265. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8266. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8267. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8268. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8269. Failed writing message. Aborting connection.
  8270. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8271. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8272. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8273. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8274. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8275. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8276. Failed writing message. Aborting connection.
  8277. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8278. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8279. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8280. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8281. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8282. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8283. Failed writing message. Aborting connection.
  8284. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8285. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8286. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8287. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8288. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8290. Failed writing message. Aborting connection.
  8291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8297. Failed writing message. Aborting connection.
  8298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8304. Failed writing message. Aborting connection.
  8305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8311. Failed writing message. Aborting connection.
  8312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8318. Failed writing message. Aborting connection.
  8319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8325. Failed writing message. Aborting connection.
  8326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8332. Failed writing message. Aborting connection.
  8333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8339. Failed writing message. Aborting connection.
  8340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8346. Failed writing message. Aborting connection.
  8347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8353. Failed writing message. Aborting connection.
  8354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8360. Failed writing message. Aborting connection.
  8361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8367. Failed writing message. Aborting connection.
  8368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8374. Failed writing message. Aborting connection.
  8375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8381. Failed writing message. Aborting connection.
  8382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8388. Failed writing message. Aborting connection.
  8389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8395. Failed writing message. Aborting connection.
  8396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8402. Failed writing message. Aborting connection.
  8403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8409. Failed writing message. Aborting connection.
  8410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8416. Failed writing message. Aborting connection.
  8417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8423. Failed writing message. Aborting connection.
  8424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8430. Failed writing message. Aborting connection.
  8431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8436. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8437. Failed writing message. Aborting connection.
  8438. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8439. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8440. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8441. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8442. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8443. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8444. Failed writing message. Aborting connection.
  8445. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8446. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8447. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8448. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8449. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8450. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8451. Failed writing message. Aborting connection.
  8452. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8453. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8454. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8455. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8456. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8457. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8458. Failed writing message. Aborting connection.
  8459. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8460. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8461. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8462. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8463. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8464. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8465. Failed writing message. Aborting connection.
  8466. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8467. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8468. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8469. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8470. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8471. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8472. Failed writing message. Aborting connection.
  8473. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8474. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8475. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8476. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8477. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8479. Failed writing message. Aborting connection.
  8480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8486. Failed writing message. Aborting connection.
  8487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8493. Failed writing message. Aborting connection.
  8494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8500. Failed writing message. Aborting connection.
  8501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8507. Failed writing message. Aborting connection.
  8508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8514. Failed writing message. Aborting connection.
  8515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8521. Failed writing message. Aborting connection.
  8522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8528. Failed writing message. Aborting connection.
  8529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8535. Failed writing message. Aborting connection.
  8536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8542. Failed writing message. Aborting connection.
  8543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8549. Failed writing message. Aborting connection.
  8550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8556. Failed writing message. Aborting connection.
  8557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8563. Failed writing message. Aborting connection.
  8564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8570. Failed writing message. Aborting connection.
  8571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8577. Failed writing message. Aborting connection.
  8578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8584. Failed writing message. Aborting connection.
  8585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8591. Failed writing message. Aborting connection.
  8592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8598. Failed writing message. Aborting connection.
  8599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8605. Failed writing message. Aborting connection.
  8606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8612. Failed writing message. Aborting connection.
  8613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8619. Failed writing message. Aborting connection.
  8620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8626. Failed writing message. Aborting connection.
  8627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8633. Failed writing message. Aborting connection.
  8634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8640. Failed writing message. Aborting connection.
  8641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8647. Failed writing message. Aborting connection.
  8648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8654. Failed writing message. Aborting connection.
  8655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8661. Failed writing message. Aborting connection.
  8662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8668. Failed writing message. Aborting connection.
  8669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8675. Failed writing message. Aborting connection.
  8676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8682. Failed writing message. Aborting connection.
  8683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8689. Failed writing message. Aborting connection.
  8690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8696. Failed writing message. Aborting connection.
  8697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8703. Failed writing message. Aborting connection.
  8704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8710. Failed writing message. Aborting connection.
  8711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8717. Failed writing message. Aborting connection.
  8718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8724. Failed writing message. Aborting connection.
  8725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8731. Failed writing message. Aborting connection.
  8732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8738. Failed writing message. Aborting connection.
  8739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8745. Failed writing message. Aborting connection.
  8746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8752. Failed writing message. Aborting connection.
  8753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8759. Failed writing message. Aborting connection.
  8760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8766. Failed writing message. Aborting connection.
  8767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8773. Failed writing message. Aborting connection.
  8774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8780. Failed writing message. Aborting connection.
  8781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8787. Failed writing message. Aborting connection.
  8788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8794. Failed writing message. Aborting connection.
  8795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8801. Failed writing message. Aborting connection.
  8802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8808. Failed writing message. Aborting connection.
  8809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8815. Failed writing message. Aborting connection.
  8816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8822. Failed writing message. Aborting connection.
  8823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8829. Failed writing message. Aborting connection.
  8830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8836. Failed writing message. Aborting connection.
  8837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8843. Failed writing message. Aborting connection.
  8844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8850. Failed writing message. Aborting connection.
  8851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8857. Failed writing message. Aborting connection.
  8858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8864. Failed writing message. Aborting connection.
  8865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8871. Failed writing message. Aborting connection.
  8872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8878. Failed writing message. Aborting connection.
  8879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8885. Failed writing message. Aborting connection.
  8886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8892. Failed writing message. Aborting connection.
  8893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8899. Failed writing message. Aborting connection.
  8900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8906. Failed writing message. Aborting connection.
  8907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8913. Failed writing message. Aborting connection.
  8914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8920. Failed writing message. Aborting connection.
  8921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8927. Failed writing message. Aborting connection.
  8928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8934. Failed writing message. Aborting connection.
  8935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8941. Failed writing message. Aborting connection.
  8942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8948. Failed writing message. Aborting connection.
  8949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8955. Failed writing message. Aborting connection.
  8956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8962. Failed writing message. Aborting connection.
  8963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8969. Failed writing message. Aborting connection.
  8970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8976. Failed writing message. Aborting connection.
  8977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8983. Failed writing message. Aborting connection.
  8984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8990. Failed writing message. Aborting connection.
  8991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  8993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  8995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  8996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  8997. Failed writing message. Aborting connection.
  8998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  8999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9004. Failed writing message. Aborting connection.
  9005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9011. Failed writing message. Aborting connection.
  9012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9018. Failed writing message. Aborting connection.
  9019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9025. Failed writing message. Aborting connection.
  9026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9032. Failed writing message. Aborting connection.
  9033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9039. Failed writing message. Aborting connection.
  9040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9046. Failed writing message. Aborting connection.
  9047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9053. Failed writing message. Aborting connection.
  9054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9060. Failed writing message. Aborting connection.
  9061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9066. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9067. Failed writing message. Aborting connection.
  9068. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9069. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9070. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9071. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9072. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9073. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9074. Failed writing message. Aborting connection.
  9075. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9076. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9077. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9078. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9079. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9080. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9081. Failed writing message. Aborting connection.
  9082. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9083. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9084. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9085. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9086. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9087. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9088. Failed writing message. Aborting connection.
  9089. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9090. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9091. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9092. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9093. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9094. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9095. Failed writing message. Aborting connection.
  9096. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9097. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9098. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9099. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9100. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9102. Failed writing message. Aborting connection.
  9103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9109. Failed writing message. Aborting connection.
  9110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9116. Failed writing message. Aborting connection.
  9117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9123. Failed writing message. Aborting connection.
  9124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9130. Failed writing message. Aborting connection.
  9131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9137. Failed writing message. Aborting connection.
  9138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9144. Failed writing message. Aborting connection.
  9145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9151. Failed writing message. Aborting connection.
  9152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9158. Failed writing message. Aborting connection.
  9159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9165. Failed writing message. Aborting connection.
  9166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9172. Failed writing message. Aborting connection.
  9173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9179. Failed writing message. Aborting connection.
  9180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9186. Failed writing message. Aborting connection.
  9187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9193. Failed writing message. Aborting connection.
  9194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9200. Failed writing message. Aborting connection.
  9201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9207. Failed writing message. Aborting connection.
  9208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9214. Failed writing message. Aborting connection.
  9215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9221. Failed writing message. Aborting connection.
  9222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9228. Failed writing message. Aborting connection.
  9229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9235. Failed writing message. Aborting connection.
  9236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9242. Failed writing message. Aborting connection.
  9243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9249. Failed writing message. Aborting connection.
  9250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9256. Failed writing message. Aborting connection.
  9257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9263. Failed writing message. Aborting connection.
  9264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9270. Failed writing message. Aborting connection.
  9271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9277. Failed writing message. Aborting connection.
  9278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9284. Failed writing message. Aborting connection.
  9285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9291. Failed writing message. Aborting connection.
  9292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9298. Failed writing message. Aborting connection.
  9299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9305. Failed writing message. Aborting connection.
  9306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9312. Failed writing message. Aborting connection.
  9313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9319. Failed writing message. Aborting connection.
  9320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9326. Failed writing message. Aborting connection.
  9327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9333. Failed writing message. Aborting connection.
  9334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9340. Failed writing message. Aborting connection.
  9341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9347. Failed writing message. Aborting connection.
  9348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9354. Failed writing message. Aborting connection.
  9355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9361. Failed writing message. Aborting connection.
  9362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9368. Failed writing message. Aborting connection.
  9369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9375. Failed writing message. Aborting connection.
  9376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9382. Failed writing message. Aborting connection.
  9383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9389. Failed writing message. Aborting connection.
  9390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9396. Failed writing message. Aborting connection.
  9397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9403. Failed writing message. Aborting connection.
  9404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9410. Failed writing message. Aborting connection.
  9411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9417. Failed writing message. Aborting connection.
  9418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9424. Failed writing message. Aborting connection.
  9425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9431. Failed writing message. Aborting connection.
  9432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9438. Failed writing message. Aborting connection.
  9439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9445. Failed writing message. Aborting connection.
  9446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9452. Failed writing message. Aborting connection.
  9453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9459. Failed writing message. Aborting connection.
  9460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9466. Failed writing message. Aborting connection.
  9467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9473. Failed writing message. Aborting connection.
  9474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9480. Failed writing message. Aborting connection.
  9481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9487. Failed writing message. Aborting connection.
  9488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9494. Failed writing message. Aborting connection.
  9495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9501. Failed writing message. Aborting connection.
  9502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9508. Failed writing message. Aborting connection.
  9509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9515. Failed writing message. Aborting connection.
  9516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9522. Failed writing message. Aborting connection.
  9523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9529. Failed writing message. Aborting connection.
  9530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9536. Failed writing message. Aborting connection.
  9537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9543. Failed writing message. Aborting connection.
  9544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9550. Failed writing message. Aborting connection.
  9551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9557. Failed writing message. Aborting connection.
  9558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9564. Failed writing message. Aborting connection.
  9565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9571. Failed writing message. Aborting connection.
  9572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9578. Failed writing message. Aborting connection.
  9579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9585. Failed writing message. Aborting connection.
  9586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9592. Failed writing message. Aborting connection.
  9593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9599. Failed writing message. Aborting connection.
  9600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9606. Failed writing message. Aborting connection.
  9607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9613. Failed writing message. Aborting connection.
  9614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9620. Failed writing message. Aborting connection.
  9621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9627. Failed writing message. Aborting connection.
  9628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9634. Failed writing message. Aborting connection.
  9635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9641. Failed writing message. Aborting connection.
  9642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9648. Failed writing message. Aborting connection.
  9649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9655. Failed writing message. Aborting connection.
  9656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9662. Failed writing message. Aborting connection.
  9663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9669. Failed writing message. Aborting connection.
  9670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9676. Failed writing message. Aborting connection.
  9677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9683. Failed writing message. Aborting connection.
  9684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9690. Failed writing message. Aborting connection.
  9691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9697. Failed writing message. Aborting connection.
  9698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9704. Failed writing message. Aborting connection.
  9705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9711. Failed writing message. Aborting connection.
  9712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9718. Failed writing message. Aborting connection.
  9719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9725. Failed writing message. Aborting connection.
  9726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9732. Failed writing message. Aborting connection.
  9733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9739. Failed writing message. Aborting connection.
  9740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9746. Failed writing message. Aborting connection.
  9747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9753. Failed writing message. Aborting connection.
  9754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9760. Failed writing message. Aborting connection.
  9761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9767. Failed writing message. Aborting connection.
  9768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9774. Failed writing message. Aborting connection.
  9775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9781. Failed writing message. Aborting connection.
  9782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9788. Failed writing message. Aborting connection.
  9789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9795. Failed writing message. Aborting connection.
  9796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9801. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  9802. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:53 +00:00".
  9803. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9804. Failed writing message. Aborting connection.
  9805. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9806. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9807. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9808. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9809. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9810. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9811. Failed writing message. Aborting connection.
  9812. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9813. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9814. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9815. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9816. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9817. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9818. Failed writing message. Aborting connection.
  9819. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9820. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9821. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9822. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9823. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9824. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9825. Failed writing message. Aborting connection.
  9826. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9827. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9828. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9829. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9830. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9831. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9832. Failed writing message. Aborting connection.
  9833. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9834. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9835. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9836. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9837. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9838. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9839. Failed writing message. Aborting connection.
  9840. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9841. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9842. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9843. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9844. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9845. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9846. Failed writing message. Aborting connection.
  9847. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9848. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9849. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9850. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9851. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9852. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9853. Failed writing message. Aborting connection.
  9854. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9855. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9856. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9857. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9858. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9859. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9860. Failed writing message. Aborting connection.
  9861. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9862. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9863. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9864. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9865. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9866. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9867. Failed writing message. Aborting connection.
  9868. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9869. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9870. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9871. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9872. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9873. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9874. Failed writing message. Aborting connection.
  9875. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9876. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9877. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9878. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9879. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9880. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9881. Failed writing message. Aborting connection.
  9882. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9883. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9884. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9885. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9886. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9887. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9888. Failed writing message. Aborting connection.
  9889. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9890. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9891. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9892. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9893. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9894. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9895. Failed writing message. Aborting connection.
  9896. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9897. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9898. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9899. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9900. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9901. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9902. Failed writing message. Aborting connection.
  9903. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9904. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9905. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9906. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9907. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9908. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9909. Failed writing message. Aborting connection.
  9910. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9911. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9912. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9913. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9914. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9915. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9916. Failed writing message. Aborting connection.
  9917. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9918. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9919. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9920. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9921. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9922. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9923. Failed writing message. Aborting connection.
  9924. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9925. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9926. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9927. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9928. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9929. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9930. Failed writing message. Aborting connection.
  9931. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9932. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9933. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9934. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9935. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9936. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9937. Failed writing message. Aborting connection.
  9938. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9939. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9940. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9941. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9942. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9943. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9944. Failed writing message. Aborting connection.
  9945. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9946. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9947. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9948. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9949. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9950. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9951. Failed writing message. Aborting connection.
  9952. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9953. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9954. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9955. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9956. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9957. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9958. Failed writing message. Aborting connection.
  9959. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9960. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9961. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9962. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9963. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9964. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9965. Failed writing message. Aborting connection.
  9966. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9967. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9968. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9969. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9970. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9971. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9972. Failed writing message. Aborting connection.
  9973. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9974. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9975. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9976. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9977. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9978. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9979. Failed writing message. Aborting connection.
  9980. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9981. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9982. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9983. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9984. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9985. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9986. Failed writing message. Aborting connection.
  9987. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9988. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9989. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9990. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9991. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9992. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  9993. Failed writing message. Aborting connection.
  9994. System.InvalidOperationException: Writing is not allowed after writer was completed.
  9995. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  9996. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9997. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  9998. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  9999. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10000. Failed writing message. Aborting connection.
  10001. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10002. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10003. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10004. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10005. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10006. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10007. Failed writing message. Aborting connection.
  10008. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10009. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10010. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10011. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10012. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10013. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10014. Failed writing message. Aborting connection.
  10015. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10016. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10017. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10018. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10019. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10020. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10021. Failed writing message. Aborting connection.
  10022. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10023. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10024. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10025. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10026. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10027. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10028. Failed writing message. Aborting connection.
  10029. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10030. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10031. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10032. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10033. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10034. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10035. Failed writing message. Aborting connection.
  10036. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10037. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10038. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10039. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10040. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10041. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10042. Failed writing message. Aborting connection.
  10043. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10044. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10045. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10046. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10047. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10048. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10049. Failed writing message. Aborting connection.
  10050. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10051. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10052. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10053. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10054. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10055. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10056. Failed writing message. Aborting connection.
  10057. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10058. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10059. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10060. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10061. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10062. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10063. Failed writing message. Aborting connection.
  10064. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10065. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10066. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10067. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10068. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10069. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10070. Failed writing message. Aborting connection.
  10071. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10072. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10073. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10074. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10075. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10076. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10077. Failed writing message. Aborting connection.
  10078. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10079. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10080. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10081. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10082. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10083. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10084. Failed writing message. Aborting connection.
  10085. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10086. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10087. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10088. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10089. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10090. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10091. Failed writing message. Aborting connection.
  10092. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10093. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10094. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10095. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10096. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10097. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10098. Failed writing message. Aborting connection.
  10099. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10100. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10101. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10102. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10103. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10104. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10105. Failed writing message. Aborting connection.
  10106. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10107. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10108. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10109. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10110. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10111. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10112. Failed writing message. Aborting connection.
  10113. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10114. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10115. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10116. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10117. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10118. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10119. Failed writing message. Aborting connection.
  10120. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10121. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10122. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10123. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10124. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10125. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10126. Failed writing message. Aborting connection.
  10127. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10128. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10129. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10130. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10131. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10133. Failed writing message. Aborting connection.
  10134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10140. Failed writing message. Aborting connection.
  10141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10147. Failed writing message. Aborting connection.
  10148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10154. Failed writing message. Aborting connection.
  10155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10161. Failed writing message. Aborting connection.
  10162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10168. Failed writing message. Aborting connection.
  10169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10175. Failed writing message. Aborting connection.
  10176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10182. Failed writing message. Aborting connection.
  10183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10189. Failed writing message. Aborting connection.
  10190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10196. Failed writing message. Aborting connection.
  10197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10203. Failed writing message. Aborting connection.
  10204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10210. Failed writing message. Aborting connection.
  10211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10217. Failed writing message. Aborting connection.
  10218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10224. Failed writing message. Aborting connection.
  10225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10231. Failed writing message. Aborting connection.
  10232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10238. Failed writing message. Aborting connection.
  10239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10245. Failed writing message. Aborting connection.
  10246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10252. Failed writing message. Aborting connection.
  10253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10259. Failed writing message. Aborting connection.
  10260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10266. Failed writing message. Aborting connection.
  10267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10273. Failed writing message. Aborting connection.
  10274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10280. Failed writing message. Aborting connection.
  10281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10287. Failed writing message. Aborting connection.
  10288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10294. Failed writing message. Aborting connection.
  10295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10301. Failed writing message. Aborting connection.
  10302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10308. Failed writing message. Aborting connection.
  10309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10315. Failed writing message. Aborting connection.
  10316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10322. Failed writing message. Aborting connection.
  10323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10329. Failed writing message. Aborting connection.
  10330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10336. Failed writing message. Aborting connection.
  10337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10343. Failed writing message. Aborting connection.
  10344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10350. Failed writing message. Aborting connection.
  10351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10357. Failed writing message. Aborting connection.
  10358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10364. Failed writing message. Aborting connection.
  10365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10371. Failed writing message. Aborting connection.
  10372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10378. Failed writing message. Aborting connection.
  10379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10385. Failed writing message. Aborting connection.
  10386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10392. Failed writing message. Aborting connection.
  10393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10399. Failed writing message. Aborting connection.
  10400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10406. Failed writing message. Aborting connection.
  10407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10413. Failed writing message. Aborting connection.
  10414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10420. Failed writing message. Aborting connection.
  10421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10427. Failed writing message. Aborting connection.
  10428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10434. Failed writing message. Aborting connection.
  10435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10441. Failed writing message. Aborting connection.
  10442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10448. Failed writing message. Aborting connection.
  10449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10455. Failed writing message. Aborting connection.
  10456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10462. Failed writing message. Aborting connection.
  10463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10469. Failed writing message. Aborting connection.
  10470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10476. Failed writing message. Aborting connection.
  10477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10483. Failed writing message. Aborting connection.
  10484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10490. Failed writing message. Aborting connection.
  10491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10497. Failed writing message. Aborting connection.
  10498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10504. Failed writing message. Aborting connection.
  10505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10511. Failed writing message. Aborting connection.
  10512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10518. Failed writing message. Aborting connection.
  10519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10525. Failed writing message. Aborting connection.
  10526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10532. Failed writing message. Aborting connection.
  10533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10539. Failed writing message. Aborting connection.
  10540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10546. Failed writing message. Aborting connection.
  10547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10553. Failed writing message. Aborting connection.
  10554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10560. Failed writing message. Aborting connection.
  10561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10567. Failed writing message. Aborting connection.
  10568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10574. Failed writing message. Aborting connection.
  10575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10581. Failed writing message. Aborting connection.
  10582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10588. Failed writing message. Aborting connection.
  10589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10594. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10595. Failed writing message. Aborting connection.
  10596. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10597. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10598. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10599. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10600. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10601. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10602. Failed writing message. Aborting connection.
  10603. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10604. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10605. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10606. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10607. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10608. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10609. Failed writing message. Aborting connection.
  10610. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10611. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10612. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10613. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10614. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10615. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10616. Failed writing message. Aborting connection.
  10617. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10618. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10619. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10620. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10621. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10622. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10623. Failed writing message. Aborting connection.
  10624. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10625. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10626. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10627. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10628. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10629. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10630. Failed writing message. Aborting connection.
  10631. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10632. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10633. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10634. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10635. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10636. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10637. Failed writing message. Aborting connection.
  10638. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10639. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10640. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10641. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10642. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10643. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10644. Failed writing message. Aborting connection.
  10645. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10646. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10647. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10648. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10649. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10650. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10651. Failed writing message. Aborting connection.
  10652. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10653. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10654. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10655. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10656. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10657. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10658. Failed writing message. Aborting connection.
  10659. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10660. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10661. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10662. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10663. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10664. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10665. Failed writing message. Aborting connection.
  10666. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10667. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10668. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10669. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10670. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10671. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10672. Failed writing message. Aborting connection.
  10673. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10674. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10675. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10676. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10677. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10678. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10679. Failed writing message. Aborting connection.
  10680. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10681. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10682. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10683. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10684. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10685. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10686. Failed writing message. Aborting connection.
  10687. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10688. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10689. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10690. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10691. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10692. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10693. Failed writing message. Aborting connection.
  10694. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10695. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10696. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10697. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10698. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10699. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10700. Failed writing message. Aborting connection.
  10701. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10702. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10703. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10704. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10705. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10706. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10707. Failed writing message. Aborting connection.
  10708. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10709. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10710. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10711. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10712. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10713. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10714. Failed writing message. Aborting connection.
  10715. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10716. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10717. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10718. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10719. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10720. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10721. Failed writing message. Aborting connection.
  10722. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10723. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10724. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10725. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10726. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10727. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10728. Failed writing message. Aborting connection.
  10729. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10730. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10731. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10732. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10733. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10734. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10735. Failed writing message. Aborting connection.
  10736. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10737. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10738. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10739. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10740. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10741. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10742. Failed writing message. Aborting connection.
  10743. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10744. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10745. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10746. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10747. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10748. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10749. Failed writing message. Aborting connection.
  10750. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10751. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10752. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10753. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10754. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10755. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10756. Failed writing message. Aborting connection.
  10757. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10758. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10759. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10760. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10761. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10762. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10763. Failed writing message. Aborting connection.
  10764. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10765. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10766. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10767. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10768. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10769. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10770. Failed writing message. Aborting connection.
  10771. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10772. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10773. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10774. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10775. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10776. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10777. Failed writing message. Aborting connection.
  10778. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10779. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10780. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10781. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10782. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10783. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10784. Failed writing message. Aborting connection.
  10785. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10786. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10787. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10788. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10789. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10790. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10791. Failed writing message. Aborting connection.
  10792. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10793. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10794. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10795. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10796. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10797. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10798. Failed writing message. Aborting connection.
  10799. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10800. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10801. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10802. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10803. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10804. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10805. Failed writing message. Aborting connection.
  10806. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10807. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10808. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10809. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10810. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10811. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10812. Failed writing message. Aborting connection.
  10813. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10814. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10815. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10816. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10817. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10818. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10819. Failed writing message. Aborting connection.
  10820. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10821. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10822. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10823. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10824. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10825. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10826. Failed writing message. Aborting connection.
  10827. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10828. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10829. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10830. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10831. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10832. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10833. Failed writing message. Aborting connection.
  10834. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10835. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10836. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10837. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10838. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10839. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10840. Failed writing message. Aborting connection.
  10841. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10842. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10843. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10844. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10845. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10846. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10847. Failed writing message. Aborting connection.
  10848. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10849. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10850. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10851. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10852. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10853. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10854. Failed writing message. Aborting connection.
  10855. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10856. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10857. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10858. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10859. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10860. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10861. Failed writing message. Aborting connection.
  10862. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10863. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10864. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10865. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10866. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10867. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10868. Failed writing message. Aborting connection.
  10869. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10870. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10871. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10872. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10873. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10875. Failed writing message. Aborting connection.
  10876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10881. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10882. Failed writing message. Aborting connection.
  10883. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10884. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10885. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10886. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10887. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10888. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10889. Failed writing message. Aborting connection.
  10890. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10891. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10892. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10893. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10894. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10895. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10896. Failed writing message. Aborting connection.
  10897. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10898. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10899. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10900. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10901. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10902. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10903. Failed writing message. Aborting connection.
  10904. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10905. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10906. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10907. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10908. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10909. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10910. Failed writing message. Aborting connection.
  10911. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10912. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10913. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10914. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10915. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10916. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10917. Failed writing message. Aborting connection.
  10918. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10919. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10920. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10921. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10922. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10923. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10924. Failed writing message. Aborting connection.
  10925. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10926. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10927. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10928. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10929. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10930. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10931. Failed writing message. Aborting connection.
  10932. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10933. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10934. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10935. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10936. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10937. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10938. Failed writing message. Aborting connection.
  10939. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10940. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10941. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10942. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10943. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10944. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10945. Failed writing message. Aborting connection.
  10946. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10947. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10948. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10949. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10950. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10951. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10952. Failed writing message. Aborting connection.
  10953. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10954. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10955. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10956. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10957. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10958. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10959. Failed writing message. Aborting connection.
  10960. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10961. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10962. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10963. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10964. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10965. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10966. Failed writing message. Aborting connection.
  10967. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10968. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10969. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10970. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10971. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10972. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10973. Failed writing message. Aborting connection.
  10974. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10975. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10976. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10977. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10978. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10979. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10980. Failed writing message. Aborting connection.
  10981. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10982. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10983. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10984. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10985. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10986. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10987. Failed writing message. Aborting connection.
  10988. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10989. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10990. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10991. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10992. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  10993. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  10994. Failed writing message. Aborting connection.
  10995. System.InvalidOperationException: Writing is not allowed after writer was completed.
  10996. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  10997. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10998. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  10999. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11000. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11001. Failed writing message. Aborting connection.
  11002. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11003. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11004. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11005. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11006. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11007. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11008. Failed writing message. Aborting connection.
  11009. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11010. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11011. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11012. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11013. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11014. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11015. Failed writing message. Aborting connection.
  11016. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11017. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11018. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11019. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11020. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11021. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11022. Failed writing message. Aborting connection.
  11023. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11024. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11025. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11026. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11027. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11028. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11029. Failed writing message. Aborting connection.
  11030. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11031. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11032. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11033. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11034. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11035. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11036. Failed writing message. Aborting connection.
  11037. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11038. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11039. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11040. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11041. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11042. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11043. Failed writing message. Aborting connection.
  11044. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11045. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11046. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11047. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11048. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11049. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11050. Failed writing message. Aborting connection.
  11051. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11052. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11053. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11054. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11055. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11056. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11057. Failed writing message. Aborting connection.
  11058. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11059. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11060. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11061. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11062. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11063. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11064. Failed writing message. Aborting connection.
  11065. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11066. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11067. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11068. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11069. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11070. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11071. Failed writing message. Aborting connection.
  11072. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11073. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11074. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11075. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11076. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11077. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11078. Failed writing message. Aborting connection.
  11079. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11080. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11081. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11082. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11083. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11084. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11085. Failed writing message. Aborting connection.
  11086. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11087. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11088. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11089. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11090. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11091. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11092. Failed writing message. Aborting connection.
  11093. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11094. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11095. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11096. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11097. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11098. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11099. Failed writing message. Aborting connection.
  11100. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11101. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11102. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11103. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11104. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11105. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11106. Failed writing message. Aborting connection.
  11107. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11108. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11109. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11110. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11111. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11112. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11113. Failed writing message. Aborting connection.
  11114. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11115. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11116. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11117. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11118. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11119. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11120. Failed writing message. Aborting connection.
  11121. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11122. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11123. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11124. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11125. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11126. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11127. Failed writing message. Aborting connection.
  11128. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11129. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11130. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11131. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11132. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11133. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11134. Failed writing message. Aborting connection.
  11135. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11136. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11137. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11138. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11139. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11140. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11141. Failed writing message. Aborting connection.
  11142. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11143. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11144. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11145. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11146. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11148. Failed writing message. Aborting connection.
  11149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11155. Failed writing message. Aborting connection.
  11156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11162. Failed writing message. Aborting connection.
  11163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11169. Failed writing message. Aborting connection.
  11170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11176. Failed writing message. Aborting connection.
  11177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11183. Failed writing message. Aborting connection.
  11184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11190. Failed writing message. Aborting connection.
  11191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11197. Failed writing message. Aborting connection.
  11198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11204. Failed writing message. Aborting connection.
  11205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11211. Failed writing message. Aborting connection.
  11212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11218. Failed writing message. Aborting connection.
  11219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11225. Failed writing message. Aborting connection.
  11226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11232. Failed writing message. Aborting connection.
  11233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11239. Failed writing message. Aborting connection.
  11240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11246. Failed writing message. Aborting connection.
  11247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11253. Failed writing message. Aborting connection.
  11254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11260. Failed writing message. Aborting connection.
  11261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11267. Failed writing message. Aborting connection.
  11268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11274. Failed writing message. Aborting connection.
  11275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11281. Failed writing message. Aborting connection.
  11282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11288. Failed writing message. Aborting connection.
  11289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11295. Failed writing message. Aborting connection.
  11296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11302. Failed writing message. Aborting connection.
  11303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11309. Failed writing message. Aborting connection.
  11310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11316. Failed writing message. Aborting connection.
  11317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11323. Failed writing message. Aborting connection.
  11324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11330. Failed writing message. Aborting connection.
  11331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11337. Failed writing message. Aborting connection.
  11338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11344. Failed writing message. Aborting connection.
  11345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11351. Failed writing message. Aborting connection.
  11352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11358. Failed writing message. Aborting connection.
  11359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11365. Failed writing message. Aborting connection.
  11366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11372. Failed writing message. Aborting connection.
  11373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11379. Failed writing message. Aborting connection.
  11380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11386. Failed writing message. Aborting connection.
  11387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11393. Failed writing message. Aborting connection.
  11394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11400. Failed writing message. Aborting connection.
  11401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11407. Failed writing message. Aborting connection.
  11408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11414. Failed writing message. Aborting connection.
  11415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11421. Failed writing message. Aborting connection.
  11422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11428. Failed writing message. Aborting connection.
  11429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11435. Failed writing message. Aborting connection.
  11436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11442. Failed writing message. Aborting connection.
  11443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11449. Failed writing message. Aborting connection.
  11450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11456. Failed writing message. Aborting connection.
  11457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11463. Failed writing message. Aborting connection.
  11464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11470. Failed writing message. Aborting connection.
  11471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11477. Failed writing message. Aborting connection.
  11478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11484. Failed writing message. Aborting connection.
  11485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11491. Failed writing message. Aborting connection.
  11492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11498. Failed writing message. Aborting connection.
  11499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11505. Failed writing message. Aborting connection.
  11506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11512. Failed writing message. Aborting connection.
  11513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11519. Failed writing message. Aborting connection.
  11520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11526. Failed writing message. Aborting connection.
  11527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11533. Failed writing message. Aborting connection.
  11534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11540. Failed writing message. Aborting connection.
  11541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11547. Failed writing message. Aborting connection.
  11548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11554. Failed writing message. Aborting connection.
  11555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11561. Failed writing message. Aborting connection.
  11562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11568. Failed writing message. Aborting connection.
  11569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11575. Failed writing message. Aborting connection.
  11576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11582. Failed writing message. Aborting connection.
  11583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11589. Failed writing message. Aborting connection.
  11590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11596. Failed writing message. Aborting connection.
  11597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11603. Failed writing message. Aborting connection.
  11604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11610. Failed writing message. Aborting connection.
  11611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11617. Failed writing message. Aborting connection.
  11618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11624. Failed writing message. Aborting connection.
  11625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11631. Failed writing message. Aborting connection.
  11632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11638. Failed writing message. Aborting connection.
  11639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11645. Failed writing message. Aborting connection.
  11646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11652. Failed writing message. Aborting connection.
  11653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11659. Failed writing message. Aborting connection.
  11660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11666. Failed writing message. Aborting connection.
  11667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11673. Failed writing message. Aborting connection.
  11674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11680. Failed writing message. Aborting connection.
  11681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11687. Failed writing message. Aborting connection.
  11688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11694. Failed writing message. Aborting connection.
  11695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11701. Failed writing message. Aborting connection.
  11702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11708. Failed writing message. Aborting connection.
  11709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11715. Failed writing message. Aborting connection.
  11716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11722. Failed writing message. Aborting connection.
  11723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11729. Failed writing message. Aborting connection.
  11730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11736. Failed writing message. Aborting connection.
  11737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11743. Failed writing message. Aborting connection.
  11744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11750. Failed writing message. Aborting connection.
  11751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11757. Failed writing message. Aborting connection.
  11758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11764. Failed writing message. Aborting connection.
  11765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11771. Failed writing message. Aborting connection.
  11772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11778. Failed writing message. Aborting connection.
  11779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11785. Failed writing message. Aborting connection.
  11786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11792. Failed writing message. Aborting connection.
  11793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11799. Failed writing message. Aborting connection.
  11800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11806. Failed writing message. Aborting connection.
  11807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11813. Failed writing message. Aborting connection.
  11814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11820. Failed writing message. Aborting connection.
  11821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11827. Failed writing message. Aborting connection.
  11828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11834. Failed writing message. Aborting connection.
  11835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11841. Failed writing message. Aborting connection.
  11842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11848. Failed writing message. Aborting connection.
  11849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11855. Failed writing message. Aborting connection.
  11856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11862. Failed writing message. Aborting connection.
  11863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11869. Failed writing message. Aborting connection.
  11870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11876. Failed writing message. Aborting connection.
  11877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11883. Failed writing message. Aborting connection.
  11884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11890. Failed writing message. Aborting connection.
  11891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11897. Failed writing message. Aborting connection.
  11898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11904. Failed writing message. Aborting connection.
  11905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11911. Failed writing message. Aborting connection.
  11912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11918. Failed writing message. Aborting connection.
  11919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11925. Failed writing message. Aborting connection.
  11926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11932. Failed writing message. Aborting connection.
  11933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11939. Failed writing message. Aborting connection.
  11940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11946. Failed writing message. Aborting connection.
  11947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11953. Failed writing message. Aborting connection.
  11954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11960. Failed writing message. Aborting connection.
  11961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11967. Failed writing message. Aborting connection.
  11968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11974. Failed writing message. Aborting connection.
  11975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11981. Failed writing message. Aborting connection.
  11982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11988. Failed writing message. Aborting connection.
  11989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  11994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  11995. Failed writing message. Aborting connection.
  11996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  11997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  11998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  11999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12002. Failed writing message. Aborting connection.
  12003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12009. Failed writing message. Aborting connection.
  12010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12016. Failed writing message. Aborting connection.
  12017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12023. Failed writing message. Aborting connection.
  12024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12030. Failed writing message. Aborting connection.
  12031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12037. Failed writing message. Aborting connection.
  12038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12044. Failed writing message. Aborting connection.
  12045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12051. Failed writing message. Aborting connection.
  12052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12058. Failed writing message. Aborting connection.
  12059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12065. Failed writing message. Aborting connection.
  12066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12072. Failed writing message. Aborting connection.
  12073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12079. Failed writing message. Aborting connection.
  12080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12086. Failed writing message. Aborting connection.
  12087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12093. Failed writing message. Aborting connection.
  12094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12100. Failed writing message. Aborting connection.
  12101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12107. Failed writing message. Aborting connection.
  12108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12114. Failed writing message. Aborting connection.
  12115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12120. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  12121. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:55 +00:00".
  12122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12123. Failed writing message. Aborting connection.
  12124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12130. Failed writing message. Aborting connection.
  12131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12137. Failed writing message. Aborting connection.
  12138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12144. Failed writing message. Aborting connection.
  12145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12151. Failed writing message. Aborting connection.
  12152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12158. Failed writing message. Aborting connection.
  12159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12165. Failed writing message. Aborting connection.
  12166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12172. Failed writing message. Aborting connection.
  12173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12179. Failed writing message. Aborting connection.
  12180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12186. Failed writing message. Aborting connection.
  12187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12193. Failed writing message. Aborting connection.
  12194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12200. Failed writing message. Aborting connection.
  12201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12207. Failed writing message. Aborting connection.
  12208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12214. Failed writing message. Aborting connection.
  12215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12221. Failed writing message. Aborting connection.
  12222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12228. Failed writing message. Aborting connection.
  12229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12235. Failed writing message. Aborting connection.
  12236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12242. Failed writing message. Aborting connection.
  12243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12249. Failed writing message. Aborting connection.
  12250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12256. Failed writing message. Aborting connection.
  12257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12263. Failed writing message. Aborting connection.
  12264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12270. Failed writing message. Aborting connection.
  12271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12277. Failed writing message. Aborting connection.
  12278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12284. Failed writing message. Aborting connection.
  12285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12291. Failed writing message. Aborting connection.
  12292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12298. Failed writing message. Aborting connection.
  12299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12305. Failed writing message. Aborting connection.
  12306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12312. Failed writing message. Aborting connection.
  12313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12319. Failed writing message. Aborting connection.
  12320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12326. Failed writing message. Aborting connection.
  12327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12333. Failed writing message. Aborting connection.
  12334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12340. Failed writing message. Aborting connection.
  12341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12347. Failed writing message. Aborting connection.
  12348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12354. Failed writing message. Aborting connection.
  12355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12361. Failed writing message. Aborting connection.
  12362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12368. Failed writing message. Aborting connection.
  12369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12375. Failed writing message. Aborting connection.
  12376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12382. Failed writing message. Aborting connection.
  12383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12389. Failed writing message. Aborting connection.
  12390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12396. Failed writing message. Aborting connection.
  12397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12403. Failed writing message. Aborting connection.
  12404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12410. Failed writing message. Aborting connection.
  12411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12417. Failed writing message. Aborting connection.
  12418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12424. Failed writing message. Aborting connection.
  12425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12431. Failed writing message. Aborting connection.
  12432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12438. Failed writing message. Aborting connection.
  12439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12445. Failed writing message. Aborting connection.
  12446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12452. Failed writing message. Aborting connection.
  12453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12459. Failed writing message. Aborting connection.
  12460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12466. Failed writing message. Aborting connection.
  12467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12473. Failed writing message. Aborting connection.
  12474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12480. Failed writing message. Aborting connection.
  12481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12487. Failed writing message. Aborting connection.
  12488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12494. Failed writing message. Aborting connection.
  12495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12501. Failed writing message. Aborting connection.
  12502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12508. Failed writing message. Aborting connection.
  12509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12515. Failed writing message. Aborting connection.
  12516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12522. Failed writing message. Aborting connection.
  12523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12529. Failed writing message. Aborting connection.
  12530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12536. Failed writing message. Aborting connection.
  12537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12543. Failed writing message. Aborting connection.
  12544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12550. Failed writing message. Aborting connection.
  12551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12557. Failed writing message. Aborting connection.
  12558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12564. Failed writing message. Aborting connection.
  12565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12571. Failed writing message. Aborting connection.
  12572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12578. Failed writing message. Aborting connection.
  12579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12585. Failed writing message. Aborting connection.
  12586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12592. Failed writing message. Aborting connection.
  12593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12599. Failed writing message. Aborting connection.
  12600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12606. Failed writing message. Aborting connection.
  12607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12613. Failed writing message. Aborting connection.
  12614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12620. Failed writing message. Aborting connection.
  12621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12627. Failed writing message. Aborting connection.
  12628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12634. Failed writing message. Aborting connection.
  12635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12641. Failed writing message. Aborting connection.
  12642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12648. Failed writing message. Aborting connection.
  12649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12655. Failed writing message. Aborting connection.
  12656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12662. Failed writing message. Aborting connection.
  12663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12669. Failed writing message. Aborting connection.
  12670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12676. Failed writing message. Aborting connection.
  12677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12683. Failed writing message. Aborting connection.
  12684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12690. Failed writing message. Aborting connection.
  12691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12697. Failed writing message. Aborting connection.
  12698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12704. Failed writing message. Aborting connection.
  12705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12711. Failed writing message. Aborting connection.
  12712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12718. Failed writing message. Aborting connection.
  12719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12725. Failed writing message. Aborting connection.
  12726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12732. Failed writing message. Aborting connection.
  12733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12739. Failed writing message. Aborting connection.
  12740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12746. Failed writing message. Aborting connection.
  12747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12753. Failed writing message. Aborting connection.
  12754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12760. Failed writing message. Aborting connection.
  12761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12767. Failed writing message. Aborting connection.
  12768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12774. Failed writing message. Aborting connection.
  12775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12781. Failed writing message. Aborting connection.
  12782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12788. Failed writing message. Aborting connection.
  12789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12795. Failed writing message. Aborting connection.
  12796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12801. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12802. Failed writing message. Aborting connection.
  12803. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12804. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12805. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12806. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12807. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12808. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12809. Failed writing message. Aborting connection.
  12810. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12811. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12812. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12813. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12814. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12815. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12816. Failed writing message. Aborting connection.
  12817. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12818. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12819. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12820. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12821. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12822. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12823. Failed writing message. Aborting connection.
  12824. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12825. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12826. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12827. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12828. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12829. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12830. Failed writing message. Aborting connection.
  12831. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12832. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12833. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12834. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12835. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12836. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12837. Failed writing message. Aborting connection.
  12838. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12839. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12840. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12841. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12842. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12843. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12844. Failed writing message. Aborting connection.
  12845. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12846. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12847. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12848. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12849. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12850. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12851. Failed writing message. Aborting connection.
  12852. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12853. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12854. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12855. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12856. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12857. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12858. Failed writing message. Aborting connection.
  12859. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12860. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12861. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12862. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12863. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12864. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12865. Failed writing message. Aborting connection.
  12866. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12867. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12868. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12869. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12870. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12871. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12872. Failed writing message. Aborting connection.
  12873. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12874. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12875. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12876. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12877. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12878. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12879. Failed writing message. Aborting connection.
  12880. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12881. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12882. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12883. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12884. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12885. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12886. Failed writing message. Aborting connection.
  12887. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12888. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12889. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12890. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12891. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12892. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12893. Failed writing message. Aborting connection.
  12894. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12895. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12896. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12897. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12898. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12899. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12900. Failed writing message. Aborting connection.
  12901. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12902. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12903. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12904. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12905. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12906. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12907. Failed writing message. Aborting connection.
  12908. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12909. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12910. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12911. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12912. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12913. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12914. Failed writing message. Aborting connection.
  12915. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12916. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12917. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12918. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12919. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12920. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12921. Failed writing message. Aborting connection.
  12922. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12923. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12924. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12925. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12926. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12927. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12928. Failed writing message. Aborting connection.
  12929. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12930. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12931. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12932. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12933. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12934. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12935. Failed writing message. Aborting connection.
  12936. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12937. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12938. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12939. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12940. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12941. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12942. Failed writing message. Aborting connection.
  12943. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12944. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12945. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12946. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12947. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12948. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12949. Failed writing message. Aborting connection.
  12950. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12951. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12952. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12953. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12954. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12955. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12956. Failed writing message. Aborting connection.
  12957. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12958. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12959. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12960. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12961. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12962. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12963. Failed writing message. Aborting connection.
  12964. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12965. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12966. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12967. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12968. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12969. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12970. Failed writing message. Aborting connection.
  12971. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12972. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12973. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12974. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12975. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12976. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12977. Failed writing message. Aborting connection.
  12978. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12979. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12980. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12981. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12982. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12983. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12984. Failed writing message. Aborting connection.
  12985. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12986. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12987. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12988. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12989. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12990. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12991. Failed writing message. Aborting connection.
  12992. System.InvalidOperationException: Writing is not allowed after writer was completed.
  12993. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  12994. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12995. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  12996. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  12997. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  12998. Failed writing message. Aborting connection.
  12999. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13000. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13001. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13002. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13003. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13004. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13005. Failed writing message. Aborting connection.
  13006. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13007. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13008. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13009. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13010. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13011. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13012. Failed writing message. Aborting connection.
  13013. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13014. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13015. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13016. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13017. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13018. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13019. Failed writing message. Aborting connection.
  13020. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13021. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13022. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13023. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13024. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13025. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13026. Failed writing message. Aborting connection.
  13027. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13028. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13029. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13030. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13031. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13032. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13033. Failed writing message. Aborting connection.
  13034. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13035. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13036. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13037. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13038. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13039. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13040. Failed writing message. Aborting connection.
  13041. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13042. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13043. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13044. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13045. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13046. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13047. Failed writing message. Aborting connection.
  13048. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13049. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13050. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13051. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13052. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13053. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13054. Failed writing message. Aborting connection.
  13055. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13056. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13057. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13058. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13059. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13060. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13061. Failed writing message. Aborting connection.
  13062. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13063. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13064. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13065. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13066. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13067. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13068. Failed writing message. Aborting connection.
  13069. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13070. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13071. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13072. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13073. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13074. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13075. Failed writing message. Aborting connection.
  13076. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13077. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13078. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13079. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13080. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13081. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13082. Failed writing message. Aborting connection.
  13083. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13084. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13085. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13086. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13087. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13088. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13089. Failed writing message. Aborting connection.
  13090. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13091. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13092. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13093. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13094. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13095. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13096. Failed writing message. Aborting connection.
  13097. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13098. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13099. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13100. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13101. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13102. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13103. Failed writing message. Aborting connection.
  13104. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13105. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13106. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13107. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13108. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13110. Failed writing message. Aborting connection.
  13111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13117. Failed writing message. Aborting connection.
  13118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13124. Failed writing message. Aborting connection.
  13125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13130. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13131. Failed writing message. Aborting connection.
  13132. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13133. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13134. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13135. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13136. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13137. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13138. Failed writing message. Aborting connection.
  13139. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13140. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13141. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13142. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13143. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13144. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13145. Failed writing message. Aborting connection.
  13146. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13147. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13148. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13149. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13150. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13151. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13152. Failed writing message. Aborting connection.
  13153. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13154. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13155. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13156. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13157. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13158. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13159. Failed writing message. Aborting connection.
  13160. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13161. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13162. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13163. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13164. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13165. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13166. Failed writing message. Aborting connection.
  13167. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13168. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13169. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13170. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13171. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13172. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13173. Failed writing message. Aborting connection.
  13174. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13175. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13176. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13177. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13178. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13179. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13180. Failed writing message. Aborting connection.
  13181. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13182. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13183. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13184. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13185. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13186. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13187. Failed writing message. Aborting connection.
  13188. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13189. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13190. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13191. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13192. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13193. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13194. Failed writing message. Aborting connection.
  13195. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13196. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13197. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13198. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13199. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13200. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13201. Failed writing message. Aborting connection.
  13202. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13203. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13204. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13205. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13206. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13207. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13208. Failed writing message. Aborting connection.
  13209. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13210. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13211. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13212. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13213. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13214. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13215. Failed writing message. Aborting connection.
  13216. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13217. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13218. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13219. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13220. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13221. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13222. Failed writing message. Aborting connection.
  13223. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13224. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13225. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13226. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13227. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13228. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13229. Failed writing message. Aborting connection.
  13230. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13231. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13232. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13233. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13234. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13235. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13236. Failed writing message. Aborting connection.
  13237. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13238. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13239. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13240. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13241. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13242. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13243. Failed writing message. Aborting connection.
  13244. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13245. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13246. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13247. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13248. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13249. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13250. Failed writing message. Aborting connection.
  13251. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13252. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13253. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13254. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13255. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13257. Failed writing message. Aborting connection.
  13258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13264. Failed writing message. Aborting connection.
  13265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13271. Failed writing message. Aborting connection.
  13272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13278. Failed writing message. Aborting connection.
  13279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13285. Failed writing message. Aborting connection.
  13286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13292. Failed writing message. Aborting connection.
  13293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13299. Failed writing message. Aborting connection.
  13300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13306. Failed writing message. Aborting connection.
  13307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13313. Failed writing message. Aborting connection.
  13314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13320. Failed writing message. Aborting connection.
  13321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13327. Failed writing message. Aborting connection.
  13328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13334. Failed writing message. Aborting connection.
  13335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13341. Failed writing message. Aborting connection.
  13342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13348. Failed writing message. Aborting connection.
  13349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13355. Failed writing message. Aborting connection.
  13356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13361. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13362. Failed writing message. Aborting connection.
  13363. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13364. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13365. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13366. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13367. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13368. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13369. Failed writing message. Aborting connection.
  13370. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13371. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13372. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13373. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13374. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13375. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13376. Failed writing message. Aborting connection.
  13377. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13378. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13379. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13380. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13381. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13382. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13383. Failed writing message. Aborting connection.
  13384. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13385. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13386. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13387. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13388. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13389. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13390. Failed writing message. Aborting connection.
  13391. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13392. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13393. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13394. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13395. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13396. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13397. Failed writing message. Aborting connection.
  13398. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13399. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13400. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13401. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13402. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13403. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13404. Failed writing message. Aborting connection.
  13405. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13406. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13407. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13408. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13409. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13410. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13411. Failed writing message. Aborting connection.
  13412. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13413. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13414. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13415. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13416. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13417. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13418. Failed writing message. Aborting connection.
  13419. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13420. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13421. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13422. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13423. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13424. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13425. Failed writing message. Aborting connection.
  13426. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13427. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13428. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13429. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13430. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13431. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13432. Failed writing message. Aborting connection.
  13433. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13434. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13435. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13436. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13437. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13439. Failed writing message. Aborting connection.
  13440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13446. Failed writing message. Aborting connection.
  13447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13453. Failed writing message. Aborting connection.
  13454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13460. Failed writing message. Aborting connection.
  13461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13467. Failed writing message. Aborting connection.
  13468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13474. Failed writing message. Aborting connection.
  13475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13481. Failed writing message. Aborting connection.
  13482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13488. Failed writing message. Aborting connection.
  13489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13495. Failed writing message. Aborting connection.
  13496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13502. Failed writing message. Aborting connection.
  13503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13509. Failed writing message. Aborting connection.
  13510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13516. Failed writing message. Aborting connection.
  13517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13523. Failed writing message. Aborting connection.
  13524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13530. Failed writing message. Aborting connection.
  13531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13537. Failed writing message. Aborting connection.
  13538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13544. Failed writing message. Aborting connection.
  13545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13551. Failed writing message. Aborting connection.
  13552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13558. Failed writing message. Aborting connection.
  13559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13565. Failed writing message. Aborting connection.
  13566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13572. Failed writing message. Aborting connection.
  13573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13579. Failed writing message. Aborting connection.
  13580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13586. Failed writing message. Aborting connection.
  13587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13593. Failed writing message. Aborting connection.
  13594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13600. Failed writing message. Aborting connection.
  13601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13607. Failed writing message. Aborting connection.
  13608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13614. Failed writing message. Aborting connection.
  13615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13621. Failed writing message. Aborting connection.
  13622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13628. Failed writing message. Aborting connection.
  13629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13635. Failed writing message. Aborting connection.
  13636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13642. Failed writing message. Aborting connection.
  13643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13649. Failed writing message. Aborting connection.
  13650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13656. Failed writing message. Aborting connection.
  13657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13663. Failed writing message. Aborting connection.
  13664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13670. Failed writing message. Aborting connection.
  13671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13677. Failed writing message. Aborting connection.
  13678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13684. Failed writing message. Aborting connection.
  13685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13691. Failed writing message. Aborting connection.
  13692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13698. Failed writing message. Aborting connection.
  13699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13705. Failed writing message. Aborting connection.
  13706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13712. Failed writing message. Aborting connection.
  13713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13719. Failed writing message. Aborting connection.
  13720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13726. Failed writing message. Aborting connection.
  13727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13733. Failed writing message. Aborting connection.
  13734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13740. Failed writing message. Aborting connection.
  13741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13747. Failed writing message. Aborting connection.
  13748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13754. Failed writing message. Aborting connection.
  13755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13761. Failed writing message. Aborting connection.
  13762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13768. Failed writing message. Aborting connection.
  13769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13775. Failed writing message. Aborting connection.
  13776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13782. Failed writing message. Aborting connection.
  13783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13789. Failed writing message. Aborting connection.
  13790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13796. Failed writing message. Aborting connection.
  13797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13803. Failed writing message. Aborting connection.
  13804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13810. Failed writing message. Aborting connection.
  13811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13817. Failed writing message. Aborting connection.
  13818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13824. Failed writing message. Aborting connection.
  13825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13831. Failed writing message. Aborting connection.
  13832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13838. Failed writing message. Aborting connection.
  13839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13845. Failed writing message. Aborting connection.
  13846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13852. Failed writing message. Aborting connection.
  13853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13859. Failed writing message. Aborting connection.
  13860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13866. Failed writing message. Aborting connection.
  13867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13873. Failed writing message. Aborting connection.
  13874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13880. Failed writing message. Aborting connection.
  13881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13887. Failed writing message. Aborting connection.
  13888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13894. Failed writing message. Aborting connection.
  13895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13901. Failed writing message. Aborting connection.
  13902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13908. Failed writing message. Aborting connection.
  13909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13915. Failed writing message. Aborting connection.
  13916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13922. Failed writing message. Aborting connection.
  13923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13929. Failed writing message. Aborting connection.
  13930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13936. Failed writing message. Aborting connection.
  13937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13943. Failed writing message. Aborting connection.
  13944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13950. Failed writing message. Aborting connection.
  13951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13957. Failed writing message. Aborting connection.
  13958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13964. Failed writing message. Aborting connection.
  13965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13971. Failed writing message. Aborting connection.
  13972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13978. Failed writing message. Aborting connection.
  13979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13985. Failed writing message. Aborting connection.
  13986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13992. Failed writing message. Aborting connection.
  13993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  13994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  13995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  13997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  13998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  13999. Failed writing message. Aborting connection.
  14000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14006. Failed writing message. Aborting connection.
  14007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14013. Failed writing message. Aborting connection.
  14014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14020. Failed writing message. Aborting connection.
  14021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14027. Failed writing message. Aborting connection.
  14028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14034. Failed writing message. Aborting connection.
  14035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14041. Failed writing message. Aborting connection.
  14042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14048. Failed writing message. Aborting connection.
  14049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14055. Failed writing message. Aborting connection.
  14056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14062. Failed writing message. Aborting connection.
  14063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14069. Failed writing message. Aborting connection.
  14070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14076. Failed writing message. Aborting connection.
  14077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14083. Failed writing message. Aborting connection.
  14084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14090. Failed writing message. Aborting connection.
  14091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14097. Failed writing message. Aborting connection.
  14098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14104. Failed writing message. Aborting connection.
  14105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14111. Failed writing message. Aborting connection.
  14112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14118. Failed writing message. Aborting connection.
  14119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14125. Failed writing message. Aborting connection.
  14126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14132. Failed writing message. Aborting connection.
  14133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14139. Failed writing message. Aborting connection.
  14140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14146. Failed writing message. Aborting connection.
  14147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14153. Failed writing message. Aborting connection.
  14154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14160. Failed writing message. Aborting connection.
  14161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14167. Failed writing message. Aborting connection.
  14168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14174. Failed writing message. Aborting connection.
  14175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14181. Failed writing message. Aborting connection.
  14182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14188. Failed writing message. Aborting connection.
  14189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14195. Failed writing message. Aborting connection.
  14196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14202. Failed writing message. Aborting connection.
  14203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14209. Failed writing message. Aborting connection.
  14210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14216. Failed writing message. Aborting connection.
  14217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14223. Failed writing message. Aborting connection.
  14224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14230. Failed writing message. Aborting connection.
  14231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14237. Failed writing message. Aborting connection.
  14238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14244. Failed writing message. Aborting connection.
  14245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14251. Failed writing message. Aborting connection.
  14252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14258. Failed writing message. Aborting connection.
  14259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14265. Failed writing message. Aborting connection.
  14266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14272. Failed writing message. Aborting connection.
  14273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14279. Failed writing message. Aborting connection.
  14280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14286. Failed writing message. Aborting connection.
  14287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14293. Failed writing message. Aborting connection.
  14294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14300. Failed writing message. Aborting connection.
  14301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14307. Failed writing message. Aborting connection.
  14308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14314. Failed writing message. Aborting connection.
  14315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14321. Failed writing message. Aborting connection.
  14322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14328. Failed writing message. Aborting connection.
  14329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14335. Failed writing message. Aborting connection.
  14336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14342. Failed writing message. Aborting connection.
  14343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14349. Failed writing message. Aborting connection.
  14350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14356. Failed writing message. Aborting connection.
  14357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14363. Failed writing message. Aborting connection.
  14364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14370. Failed writing message. Aborting connection.
  14371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14377. Failed writing message. Aborting connection.
  14378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14384. Failed writing message. Aborting connection.
  14385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14391. Failed writing message. Aborting connection.
  14392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14398. Failed writing message. Aborting connection.
  14399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14405. Failed writing message. Aborting connection.
  14406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14412. Failed writing message. Aborting connection.
  14413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14419. Failed writing message. Aborting connection.
  14420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14426. Failed writing message. Aborting connection.
  14427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14433. Failed writing message. Aborting connection.
  14434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14440. Failed writing message. Aborting connection.
  14441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14447. Failed writing message. Aborting connection.
  14448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14454. Failed writing message. Aborting connection.
  14455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14461. Failed writing message. Aborting connection.
  14462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14468. Failed writing message. Aborting connection.
  14469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14475. Failed writing message. Aborting connection.
  14476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14482. Failed writing message. Aborting connection.
  14483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14489. Failed writing message. Aborting connection.
  14490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14496. Failed writing message. Aborting connection.
  14497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14503. Failed writing message. Aborting connection.
  14504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14510. Failed writing message. Aborting connection.
  14511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14517. Failed writing message. Aborting connection.
  14518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14524. Failed writing message. Aborting connection.
  14525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14531. Failed writing message. Aborting connection.
  14532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14538. Failed writing message. Aborting connection.
  14539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14545. Failed writing message. Aborting connection.
  14546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14552. Failed writing message. Aborting connection.
  14553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14559. Failed writing message. Aborting connection.
  14560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14566. Failed writing message. Aborting connection.
  14567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14573. Failed writing message. Aborting connection.
  14574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14580. Failed writing message. Aborting connection.
  14581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14587. Failed writing message. Aborting connection.
  14588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14593. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14594. Failed writing message. Aborting connection.
  14595. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14596. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14597. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14598. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14599. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14600. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14601. Failed writing message. Aborting connection.
  14602. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14603. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14604. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14605. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14606. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14607. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14608. Failed writing message. Aborting connection.
  14609. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14610. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14611. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14612. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14613. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14614. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14615. Failed writing message. Aborting connection.
  14616. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14617. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14618. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14619. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14620. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14621. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14622. Failed writing message. Aborting connection.
  14623. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14624. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14625. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14626. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14627. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14628. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14629. Failed writing message. Aborting connection.
  14630. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14631. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14632. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14633. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14634. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14635. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14636. Failed writing message. Aborting connection.
  14637. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14638. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14639. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14640. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14641. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14642. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14643. Failed writing message. Aborting connection.
  14644. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14645. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14646. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14647. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14648. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14649. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14650. Failed writing message. Aborting connection.
  14651. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14652. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14653. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14654. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14655. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14656. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14657. Failed writing message. Aborting connection.
  14658. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14659. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14660. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14661. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14662. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14663. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14664. Failed writing message. Aborting connection.
  14665. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14666. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14667. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14668. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14669. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14670. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14671. Failed writing message. Aborting connection.
  14672. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14673. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14674. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14675. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14676. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14677. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14678. Failed writing message. Aborting connection.
  14679. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14680. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14681. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14682. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14683. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14684. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14685. Failed writing message. Aborting connection.
  14686. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14687. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14688. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14689. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14690. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14691. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14692. Failed writing message. Aborting connection.
  14693. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14694. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14695. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14696. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14697. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14698. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14699. Failed writing message. Aborting connection.
  14700. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14701. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14702. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14703. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14704. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14705. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14706. Failed writing message. Aborting connection.
  14707. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14708. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14709. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14710. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14711. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14712. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14713. Failed writing message. Aborting connection.
  14714. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14715. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14716. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14717. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14718. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14719. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14720. Failed writing message. Aborting connection.
  14721. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14722. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14723. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14724. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14725. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14726. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14727. Failed writing message. Aborting connection.
  14728. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14729. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14730. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14731. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14732. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14733. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14734. Failed writing message. Aborting connection.
  14735. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14736. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14737. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14738. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14739. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14740. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14741. Failed writing message. Aborting connection.
  14742. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14743. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14744. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14745. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14746. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14747. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14748. Failed writing message. Aborting connection.
  14749. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14750. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14751. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14752. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14753. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14754. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14755. Failed writing message. Aborting connection.
  14756. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14757. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14758. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14759. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14760. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14761. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14762. Failed writing message. Aborting connection.
  14763. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14764. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14765. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14766. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14767. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14768. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14769. Failed writing message. Aborting connection.
  14770. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14771. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14772. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14773. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14774. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14775. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14776. Failed writing message. Aborting connection.
  14777. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14778. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14779. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14780. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14781. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14782. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14783. Failed writing message. Aborting connection.
  14784. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14785. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14786. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14787. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14788. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14789. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14790. Failed writing message. Aborting connection.
  14791. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14792. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14793. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14794. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14795. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14796. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14797. Failed writing message. Aborting connection.
  14798. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14799. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14800. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14801. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14802. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14803. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14804. Failed writing message. Aborting connection.
  14805. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14806. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14807. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14808. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14809. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14810. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14811. Failed writing message. Aborting connection.
  14812. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14813. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14814. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14815. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14816. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14817. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14818. Failed writing message. Aborting connection.
  14819. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14820. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14821. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14822. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14823. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14824. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14825. Failed writing message. Aborting connection.
  14826. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14827. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14828. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14829. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14830. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14831. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14832. Failed writing message. Aborting connection.
  14833. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14834. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14835. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14836. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14837. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14838. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14839. Failed writing message. Aborting connection.
  14840. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14841. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14842. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14843. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14844. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14845. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14846. Failed writing message. Aborting connection.
  14847. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14848. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14849. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14850. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14851. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14852. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14853. Failed writing message. Aborting connection.
  14854. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14855. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14856. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14857. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14858. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14859. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14860. Failed writing message. Aborting connection.
  14861. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14862. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14863. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14864. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14865. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14866. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14867. Failed writing message. Aborting connection.
  14868. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14869. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14870. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14871. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14872. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14873. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14874. Failed writing message. Aborting connection.
  14875. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14876. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14877. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14878. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14879. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14880. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14881. Failed writing message. Aborting connection.
  14882. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14883. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14884. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14885. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14886. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14887. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14888. Failed writing message. Aborting connection.
  14889. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14890. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14891. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14892. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14893. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14894. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14895. Failed writing message. Aborting connection.
  14896. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14897. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14898. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14899. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14900. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14901. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14902. Failed writing message. Aborting connection.
  14903. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14904. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14905. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14906. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14907. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14908. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14909. Failed writing message. Aborting connection.
  14910. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14911. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14912. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14913. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14914. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14915. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14916. Failed writing message. Aborting connection.
  14917. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14918. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14919. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14920. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14921. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14922. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14923. Failed writing message. Aborting connection.
  14924. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14925. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14926. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14927. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14928. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14929. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14930. Failed writing message. Aborting connection.
  14931. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14932. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14933. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14934. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14935. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14936. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14937. Failed writing message. Aborting connection.
  14938. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14939. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14940. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14941. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14942. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14943. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14944. Failed writing message. Aborting connection.
  14945. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14946. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14947. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14948. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14949. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14950. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14951. Failed writing message. Aborting connection.
  14952. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14953. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14954. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14955. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14956. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14957. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14958. Failed writing message. Aborting connection.
  14959. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14960. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14961. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14962. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14963. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14964. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14965. Failed writing message. Aborting connection.
  14966. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14967. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14968. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14969. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14970. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14971. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14972. Failed writing message. Aborting connection.
  14973. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14974. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14975. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14976. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14977. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14978. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14979. Failed writing message. Aborting connection.
  14980. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14981. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14982. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14983. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14984. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14985. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14986. Failed writing message. Aborting connection.
  14987. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14988. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14989. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14990. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14991. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14992. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  14993. Failed writing message. Aborting connection.
  14994. System.InvalidOperationException: Writing is not allowed after writer was completed.
  14995. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  14996. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14997. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  14998. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  14999. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15000. Failed writing message. Aborting connection.
  15001. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15002. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15003. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15004. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15005. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15006. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15007. Failed writing message. Aborting connection.
  15008. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15009. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15010. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15011. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15012. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15013. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15014. Failed writing message. Aborting connection.
  15015. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15016. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15017. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15018. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15019. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15020. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15021. Failed writing message. Aborting connection.
  15022. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15023. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15024. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15025. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15026. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15027. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15028. Failed writing message. Aborting connection.
  15029. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15030. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15031. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15032. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15033. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15034. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15035. Failed writing message. Aborting connection.
  15036. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15037. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15038. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15039. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15040. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15041. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15042. Failed writing message. Aborting connection.
  15043. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15044. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15045. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15046. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15047. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15048. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15049. Failed writing message. Aborting connection.
  15050. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15051. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15052. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15053. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15054. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15055. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15056. Failed writing message. Aborting connection.
  15057. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15058. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15059. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15060. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15061. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15062. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15063. Failed writing message. Aborting connection.
  15064. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15065. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15066. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15067. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15068. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15069. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15070. Failed writing message. Aborting connection.
  15071. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15072. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15073. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15074. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15075. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15076. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15077. Failed writing message. Aborting connection.
  15078. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15079. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15080. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15081. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15082. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15083. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15084. Failed writing message. Aborting connection.
  15085. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15086. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15087. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15088. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15089. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15090. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15091. Failed writing message. Aborting connection.
  15092. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15093. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15094. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15095. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15096. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15097. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15098. Failed writing message. Aborting connection.
  15099. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15100. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15101. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15102. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15103. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15104. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15105. Failed writing message. Aborting connection.
  15106. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15107. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15108. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15109. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15110. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15111. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15112. Failed writing message. Aborting connection.
  15113. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15114. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15115. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15116. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15117. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15118. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15119. Failed writing message. Aborting connection.
  15120. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15121. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15122. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15123. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15124. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15125. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15126. Failed writing message. Aborting connection.
  15127. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15128. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15129. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15130. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15131. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15133. Failed writing message. Aborting connection.
  15134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15140. Failed writing message. Aborting connection.
  15141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15147. Failed writing message. Aborting connection.
  15148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15154. Failed writing message. Aborting connection.
  15155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15161. Failed writing message. Aborting connection.
  15162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15168. Failed writing message. Aborting connection.
  15169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15175. Failed writing message. Aborting connection.
  15176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15182. Failed writing message. Aborting connection.
  15183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15189. Failed writing message. Aborting connection.
  15190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15196. Failed writing message. Aborting connection.
  15197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15203. Failed writing message. Aborting connection.
  15204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15210. Failed writing message. Aborting connection.
  15211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15217. Failed writing message. Aborting connection.
  15218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15224. Failed writing message. Aborting connection.
  15225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15231. Failed writing message. Aborting connection.
  15232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15238. Failed writing message. Aborting connection.
  15239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15245. Failed writing message. Aborting connection.
  15246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15252. Failed writing message. Aborting connection.
  15253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15259. Failed writing message. Aborting connection.
  15260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15266. Failed writing message. Aborting connection.
  15267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15273. Failed writing message. Aborting connection.
  15274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15280. Failed writing message. Aborting connection.
  15281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15287. Failed writing message. Aborting connection.
  15288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15294. Failed writing message. Aborting connection.
  15295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15301. Failed writing message. Aborting connection.
  15302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15308. Failed writing message. Aborting connection.
  15309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15315. Failed writing message. Aborting connection.
  15316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15322. Failed writing message. Aborting connection.
  15323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15329. Failed writing message. Aborting connection.
  15330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15336. Failed writing message. Aborting connection.
  15337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15343. Failed writing message. Aborting connection.
  15344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15350. Failed writing message. Aborting connection.
  15351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15357. Failed writing message. Aborting connection.
  15358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15364. Failed writing message. Aborting connection.
  15365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15371. Failed writing message. Aborting connection.
  15372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15378. Failed writing message. Aborting connection.
  15379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15385. Failed writing message. Aborting connection.
  15386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15392. Failed writing message. Aborting connection.
  15393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15399. Failed writing message. Aborting connection.
  15400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15406. Failed writing message. Aborting connection.
  15407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15413. Failed writing message. Aborting connection.
  15414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15420. Failed writing message. Aborting connection.
  15421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15427. Failed writing message. Aborting connection.
  15428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15434. Failed writing message. Aborting connection.
  15435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15441. Failed writing message. Aborting connection.
  15442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15448. Failed writing message. Aborting connection.
  15449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15455. Failed writing message. Aborting connection.
  15456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15462. Failed writing message. Aborting connection.
  15463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15469. Failed writing message. Aborting connection.
  15470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15476. Failed writing message. Aborting connection.
  15477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15483. Failed writing message. Aborting connection.
  15484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15490. Failed writing message. Aborting connection.
  15491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15497. Failed writing message. Aborting connection.
  15498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15504. Failed writing message. Aborting connection.
  15505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15511. Failed writing message. Aborting connection.
  15512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15518. Failed writing message. Aborting connection.
  15519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15525. Failed writing message. Aborting connection.
  15526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15532. Failed writing message. Aborting connection.
  15533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15539. Failed writing message. Aborting connection.
  15540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15546. Failed writing message. Aborting connection.
  15547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15553. Failed writing message. Aborting connection.
  15554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15560. Failed writing message. Aborting connection.
  15561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15567. Failed writing message. Aborting connection.
  15568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15574. Failed writing message. Aborting connection.
  15575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15581. Failed writing message. Aborting connection.
  15582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15588. Failed writing message. Aborting connection.
  15589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15594. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15595. Failed writing message. Aborting connection.
  15596. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15597. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15598. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15599. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15600. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15601. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15602. Failed writing message. Aborting connection.
  15603. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15604. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15605. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15606. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15607. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15608. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15609. Failed writing message. Aborting connection.
  15610. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15611. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15612. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15613. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15614. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15615. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15616. Failed writing message. Aborting connection.
  15617. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15618. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15619. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15620. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15621. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15622. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15623. Failed writing message. Aborting connection.
  15624. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15625. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15626. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15627. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15628. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15629. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15630. Failed writing message. Aborting connection.
  15631. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15632. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15633. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15634. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15635. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15636. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15637. Failed writing message. Aborting connection.
  15638. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15639. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15640. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15641. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15642. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15643. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15644. Failed writing message. Aborting connection.
  15645. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15646. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15647. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15648. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15649. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15650. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15651. Failed writing message. Aborting connection.
  15652. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15653. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15654. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15655. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15656. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15657. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15658. Failed writing message. Aborting connection.
  15659. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15660. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15661. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15662. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15663. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15664. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15665. Failed writing message. Aborting connection.
  15666. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15667. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15668. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15669. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15670. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15671. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15672. Failed writing message. Aborting connection.
  15673. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15674. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15675. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15676. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15677. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15678. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15679. Failed writing message. Aborting connection.
  15680. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15681. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15682. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15683. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15684. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15685. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15686. Failed writing message. Aborting connection.
  15687. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15688. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15689. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15690. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15691. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15692. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15693. Failed writing message. Aborting connection.
  15694. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15695. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15696. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15697. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15698. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15699. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15700. Failed writing message. Aborting connection.
  15701. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15702. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15703. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15704. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15705. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15706. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15707. Failed writing message. Aborting connection.
  15708. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15709. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15710. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15711. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15712. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15713. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15714. Failed writing message. Aborting connection.
  15715. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15716. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15717. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15718. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15719. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15720. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15721. Failed writing message. Aborting connection.
  15722. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15723. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15724. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15725. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15726. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15727. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15728. Failed writing message. Aborting connection.
  15729. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15730. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15731. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15732. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15733. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15734. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15735. Failed writing message. Aborting connection.
  15736. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15737. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15738. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15739. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15740. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15741. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15742. Failed writing message. Aborting connection.
  15743. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15744. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15745. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15746. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15747. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15748. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15749. Failed writing message. Aborting connection.
  15750. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15751. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15752. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15753. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15754. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15755. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15756. Failed writing message. Aborting connection.
  15757. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15758. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15759. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15760. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15761. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15762. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15763. Failed writing message. Aborting connection.
  15764. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15765. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15766. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15767. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15768. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15769. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15770. Failed writing message. Aborting connection.
  15771. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15772. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15773. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15774. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15775. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15776. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15777. Failed writing message. Aborting connection.
  15778. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15779. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15780. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15781. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15782. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15783. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15784. Failed writing message. Aborting connection.
  15785. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15786. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15787. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15788. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15789. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15790. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15791. Failed writing message. Aborting connection.
  15792. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15793. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15794. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15795. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15796. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15797. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15798. Failed writing message. Aborting connection.
  15799. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15800. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15801. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15802. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15803. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15804. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15805. Failed writing message. Aborting connection.
  15806. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15807. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15808. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15809. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15810. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15811. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15812. Failed writing message. Aborting connection.
  15813. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15814. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15815. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15816. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15817. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15818. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15819. Failed writing message. Aborting connection.
  15820. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15821. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15822. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15823. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15824. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15825. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15826. Failed writing message. Aborting connection.
  15827. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15828. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15829. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15830. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15831. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15832. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15833. Failed writing message. Aborting connection.
  15834. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15835. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15836. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15837. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15838. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15839. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15840. Failed writing message. Aborting connection.
  15841. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15842. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15843. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15844. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15845. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15846. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15847. Failed writing message. Aborting connection.
  15848. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15849. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15850. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15851. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15852. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15853. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15854. Failed writing message. Aborting connection.
  15855. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15856. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15857. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15858. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15859. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15860. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15861. Failed writing message. Aborting connection.
  15862. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15863. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15864. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15865. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15866. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15867. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15868. Failed writing message. Aborting connection.
  15869. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15870. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15871. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15872. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15873. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15875. Failed writing message. Aborting connection.
  15876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15881. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15882. Failed writing message. Aborting connection.
  15883. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15884. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15885. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15886. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15887. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15888. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15889. Failed writing message. Aborting connection.
  15890. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15891. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15892. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15893. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15894. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15895. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15896. Failed writing message. Aborting connection.
  15897. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15898. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15899. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15900. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15901. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15902. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15903. Failed writing message. Aborting connection.
  15904. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15905. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15906. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15907. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15908. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15909. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15910. Failed writing message. Aborting connection.
  15911. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15912. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15913. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15914. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15915. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15916. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15917. Failed writing message. Aborting connection.
  15918. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15919. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15920. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15921. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15922. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15923. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15924. Failed writing message. Aborting connection.
  15925. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15926. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15927. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15928. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15929. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15930. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15931. Failed writing message. Aborting connection.
  15932. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15933. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15934. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15935. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15936. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15937. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15938. Failed writing message. Aborting connection.
  15939. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15940. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15941. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15942. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15943. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15944. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15945. Failed writing message. Aborting connection.
  15946. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15947. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15948. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15949. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15950. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15951. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15952. Failed writing message. Aborting connection.
  15953. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15954. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15955. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15956. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15957. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15958. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15959. Failed writing message. Aborting connection.
  15960. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15961. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15962. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15963. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15964. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15965. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15966. Failed writing message. Aborting connection.
  15967. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15968. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15969. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15970. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15971. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15972. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15973. Failed writing message. Aborting connection.
  15974. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15975. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15976. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15977. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15978. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15979. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15980. Failed writing message. Aborting connection.
  15981. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15982. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15983. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15984. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15985. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15986. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15987. Failed writing message. Aborting connection.
  15988. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15989. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15990. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15991. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15992. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  15993. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  15994. Failed writing message. Aborting connection.
  15995. System.InvalidOperationException: Writing is not allowed after writer was completed.
  15996. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  15997. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15998. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  15999. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16000. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16001. Failed writing message. Aborting connection.
  16002. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16003. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16004. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16005. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16006. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16007. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16008. Failed writing message. Aborting connection.
  16009. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16010. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16011. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16012. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16013. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16014. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16015. Failed writing message. Aborting connection.
  16016. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16017. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16018. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16019. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16020. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16021. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16022. Failed writing message. Aborting connection.
  16023. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16024. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16025. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16026. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16027. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16028. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16029. Failed writing message. Aborting connection.
  16030. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16031. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16032. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16033. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16034. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16035. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16036. Failed writing message. Aborting connection.
  16037. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16038. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16039. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16040. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16041. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16042. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16043. Failed writing message. Aborting connection.
  16044. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16045. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16046. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16047. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16048. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16049. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16050. Failed writing message. Aborting connection.
  16051. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16052. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16053. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16054. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16055. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16056. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16057. Failed writing message. Aborting connection.
  16058. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16059. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16060. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16061. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16062. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16063. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16064. Failed writing message. Aborting connection.
  16065. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16066. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16067. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16068. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16069. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16070. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16071. Failed writing message. Aborting connection.
  16072. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16073. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16074. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16075. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16076. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16077. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16078. Failed writing message. Aborting connection.
  16079. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16080. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16081. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16082. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16083. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16084. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16085. Failed writing message. Aborting connection.
  16086. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16087. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16088. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16089. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16090. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16091. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16092. Failed writing message. Aborting connection.
  16093. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16094. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16095. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16096. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16097. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16098. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16099. Failed writing message. Aborting connection.
  16100. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16101. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16102. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16103. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16104. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16105. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16106. Failed writing message. Aborting connection.
  16107. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16108. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16109. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16110. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16111. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16112. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16113. Failed writing message. Aborting connection.
  16114. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16115. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16116. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16117. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16118. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16119. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16120. Failed writing message. Aborting connection.
  16121. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16122. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16123. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16124. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16125. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16126. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16127. Failed writing message. Aborting connection.
  16128. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16129. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16130. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16131. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16132. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16133. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16134. Failed writing message. Aborting connection.
  16135. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16136. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16137. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16138. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16139. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16140. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16141. Failed writing message. Aborting connection.
  16142. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16143. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16144. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16145. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16146. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16148. Failed writing message. Aborting connection.
  16149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16155. Failed writing message. Aborting connection.
  16156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16162. Failed writing message. Aborting connection.
  16163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16169. Failed writing message. Aborting connection.
  16170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16176. Failed writing message. Aborting connection.
  16177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16183. Failed writing message. Aborting connection.
  16184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16190. Failed writing message. Aborting connection.
  16191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16197. Failed writing message. Aborting connection.
  16198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16204. Failed writing message. Aborting connection.
  16205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16211. Failed writing message. Aborting connection.
  16212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16218. Failed writing message. Aborting connection.
  16219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16225. Failed writing message. Aborting connection.
  16226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16232. Failed writing message. Aborting connection.
  16233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16239. Failed writing message. Aborting connection.
  16240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16246. Failed writing message. Aborting connection.
  16247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16253. Failed writing message. Aborting connection.
  16254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16260. Failed writing message. Aborting connection.
  16261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16267. Failed writing message. Aborting connection.
  16268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16274. Failed writing message. Aborting connection.
  16275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16281. Failed writing message. Aborting connection.
  16282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16288. Failed writing message. Aborting connection.
  16289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16295. Failed writing message. Aborting connection.
  16296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16302. Failed writing message. Aborting connection.
  16303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16309. Failed writing message. Aborting connection.
  16310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16316. Failed writing message. Aborting connection.
  16317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16323. Failed writing message. Aborting connection.
  16324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16330. Failed writing message. Aborting connection.
  16331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16337. Failed writing message. Aborting connection.
  16338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16344. Failed writing message. Aborting connection.
  16345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16351. Failed writing message. Aborting connection.
  16352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16358. Failed writing message. Aborting connection.
  16359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16365. Failed writing message. Aborting connection.
  16366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16372. Failed writing message. Aborting connection.
  16373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16379. Failed writing message. Aborting connection.
  16380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16386. Failed writing message. Aborting connection.
  16387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16393. Failed writing message. Aborting connection.
  16394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16400. Failed writing message. Aborting connection.
  16401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16407. Failed writing message. Aborting connection.
  16408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16414. Failed writing message. Aborting connection.
  16415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16421. Failed writing message. Aborting connection.
  16422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16428. Failed writing message. Aborting connection.
  16429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16435. Failed writing message. Aborting connection.
  16436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16442. Failed writing message. Aborting connection.
  16443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16449. Failed writing message. Aborting connection.
  16450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16456. Failed writing message. Aborting connection.
  16457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16463. Failed writing message. Aborting connection.
  16464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16470. Failed writing message. Aborting connection.
  16471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16477. Failed writing message. Aborting connection.
  16478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16484. Failed writing message. Aborting connection.
  16485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16491. Failed writing message. Aborting connection.
  16492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16498. Failed writing message. Aborting connection.
  16499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16505. Failed writing message. Aborting connection.
  16506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16512. Failed writing message. Aborting connection.
  16513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16519. Failed writing message. Aborting connection.
  16520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16526. Failed writing message. Aborting connection.
  16527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16533. Failed writing message. Aborting connection.
  16534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16540. Failed writing message. Aborting connection.
  16541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16547. Failed writing message. Aborting connection.
  16548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16554. Failed writing message. Aborting connection.
  16555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16561. Failed writing message. Aborting connection.
  16562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16568. Failed writing message. Aborting connection.
  16569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16575. Failed writing message. Aborting connection.
  16576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16582. Failed writing message. Aborting connection.
  16583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16589. Failed writing message. Aborting connection.
  16590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16596. Failed writing message. Aborting connection.
  16597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16603. Failed writing message. Aborting connection.
  16604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16610. Failed writing message. Aborting connection.
  16611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16617. Failed writing message. Aborting connection.
  16618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16624. Failed writing message. Aborting connection.
  16625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16631. Failed writing message. Aborting connection.
  16632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16638. Failed writing message. Aborting connection.
  16639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16645. Failed writing message. Aborting connection.
  16646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16652. Failed writing message. Aborting connection.
  16653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16659. Failed writing message. Aborting connection.
  16660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16666. Failed writing message. Aborting connection.
  16667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16673. Failed writing message. Aborting connection.
  16674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16680. Failed writing message. Aborting connection.
  16681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16687. Failed writing message. Aborting connection.
  16688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16694. Failed writing message. Aborting connection.
  16695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16701. Failed writing message. Aborting connection.
  16702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16708. Failed writing message. Aborting connection.
  16709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16715. Failed writing message. Aborting connection.
  16716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16722. Failed writing message. Aborting connection.
  16723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16729. Failed writing message. Aborting connection.
  16730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16736. Failed writing message. Aborting connection.
  16737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16743. Failed writing message. Aborting connection.
  16744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16750. Failed writing message. Aborting connection.
  16751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16757. Failed writing message. Aborting connection.
  16758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16764. Failed writing message. Aborting connection.
  16765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16771. Failed writing message. Aborting connection.
  16772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16778. Failed writing message. Aborting connection.
  16779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16785. Failed writing message. Aborting connection.
  16786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16792. Failed writing message. Aborting connection.
  16793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16799. Failed writing message. Aborting connection.
  16800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16806. Failed writing message. Aborting connection.
  16807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16813. Failed writing message. Aborting connection.
  16814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16820. Failed writing message. Aborting connection.
  16821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16827. Failed writing message. Aborting connection.
  16828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16834. Failed writing message. Aborting connection.
  16835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16841. Failed writing message. Aborting connection.
  16842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16848. Failed writing message. Aborting connection.
  16849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16855. Failed writing message. Aborting connection.
  16856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16862. Failed writing message. Aborting connection.
  16863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16869. Failed writing message. Aborting connection.
  16870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16876. Failed writing message. Aborting connection.
  16877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16883. Failed writing message. Aborting connection.
  16884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16890. Failed writing message. Aborting connection.
  16891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16897. Failed writing message. Aborting connection.
  16898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16904. Failed writing message. Aborting connection.
  16905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16911. Failed writing message. Aborting connection.
  16912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16918. Failed writing message. Aborting connection.
  16919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16925. Failed writing message. Aborting connection.
  16926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16932. Failed writing message. Aborting connection.
  16933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16939. Failed writing message. Aborting connection.
  16940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16946. Failed writing message. Aborting connection.
  16947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16953. Failed writing message. Aborting connection.
  16954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16960. Failed writing message. Aborting connection.
  16961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16967. Failed writing message. Aborting connection.
  16968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16974. Failed writing message. Aborting connection.
  16975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16981. Failed writing message. Aborting connection.
  16982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16988. Failed writing message. Aborting connection.
  16989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  16994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  16995. Failed writing message. Aborting connection.
  16996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  16997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  16998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  16999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17002. Failed writing message. Aborting connection.
  17003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17009. Failed writing message. Aborting connection.
  17010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17016. Failed writing message. Aborting connection.
  17017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17023. Failed writing message. Aborting connection.
  17024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17030. Failed writing message. Aborting connection.
  17031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17037. Failed writing message. Aborting connection.
  17038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17044. Failed writing message. Aborting connection.
  17045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17051. Failed writing message. Aborting connection.
  17052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17058. Failed writing message. Aborting connection.
  17059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17065. Failed writing message. Aborting connection.
  17066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17072. Failed writing message. Aborting connection.
  17073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17079. Failed writing message. Aborting connection.
  17080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17086. Failed writing message. Aborting connection.
  17087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17093. Failed writing message. Aborting connection.
  17094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17100. Failed writing message. Aborting connection.
  17101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17107. Failed writing message. Aborting connection.
  17108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17114. Failed writing message. Aborting connection.
  17115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17121. Failed writing message. Aborting connection.
  17122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17128. Failed writing message. Aborting connection.
  17129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17135. Failed writing message. Aborting connection.
  17136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17142. Failed writing message. Aborting connection.
  17143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17149. Failed writing message. Aborting connection.
  17150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17156. Failed writing message. Aborting connection.
  17157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17163. Failed writing message. Aborting connection.
  17164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17170. Failed writing message. Aborting connection.
  17171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17177. Failed writing message. Aborting connection.
  17178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17184. Failed writing message. Aborting connection.
  17185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17191. Failed writing message. Aborting connection.
  17192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17198. Failed writing message. Aborting connection.
  17199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17205. Failed writing message. Aborting connection.
  17206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17212. Failed writing message. Aborting connection.
  17213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17219. Failed writing message. Aborting connection.
  17220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17226. Failed writing message. Aborting connection.
  17227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17233. Failed writing message. Aborting connection.
  17234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17240. Failed writing message. Aborting connection.
  17241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17247. Failed writing message. Aborting connection.
  17248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17254. Failed writing message. Aborting connection.
  17255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17261. Failed writing message. Aborting connection.
  17262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17268. Failed writing message. Aborting connection.
  17269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17275. Failed writing message. Aborting connection.
  17276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17282. Failed writing message. Aborting connection.
  17283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17289. Failed writing message. Aborting connection.
  17290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17296. Failed writing message. Aborting connection.
  17297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17303. Failed writing message. Aborting connection.
  17304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17310. Failed writing message. Aborting connection.
  17311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17317. Failed writing message. Aborting connection.
  17318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17324. Failed writing message. Aborting connection.
  17325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17331. Failed writing message. Aborting connection.
  17332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17338. Failed writing message. Aborting connection.
  17339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17345. Failed writing message. Aborting connection.
  17346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17352. Failed writing message. Aborting connection.
  17353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17359. Failed writing message. Aborting connection.
  17360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17366. Failed writing message. Aborting connection.
  17367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17373. Failed writing message. Aborting connection.
  17374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17380. Failed writing message. Aborting connection.
  17381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17387. Failed writing message. Aborting connection.
  17388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17394. Failed writing message. Aborting connection.
  17395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17401. Failed writing message. Aborting connection.
  17402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17408. Failed writing message. Aborting connection.
  17409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17415. Failed writing message. Aborting connection.
  17416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17422. Failed writing message. Aborting connection.
  17423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17429. Failed writing message. Aborting connection.
  17430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17436. Failed writing message. Aborting connection.
  17437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17443. Failed writing message. Aborting connection.
  17444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17450. Failed writing message. Aborting connection.
  17451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17457. Failed writing message. Aborting connection.
  17458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17464. Failed writing message. Aborting connection.
  17465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17471. Failed writing message. Aborting connection.
  17472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17478. Failed writing message. Aborting connection.
  17479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17485. Failed writing message. Aborting connection.
  17486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17492. Failed writing message. Aborting connection.
  17493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17499. Failed writing message. Aborting connection.
  17500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17506. Failed writing message. Aborting connection.
  17507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17513. Failed writing message. Aborting connection.
  17514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17520. Failed writing message. Aborting connection.
  17521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17527. Failed writing message. Aborting connection.
  17528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17534. Failed writing message. Aborting connection.
  17535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17541. Failed writing message. Aborting connection.
  17542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17548. Failed writing message. Aborting connection.
  17549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17555. Failed writing message. Aborting connection.
  17556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17562. Failed writing message. Aborting connection.
  17563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17569. Failed writing message. Aborting connection.
  17570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17576. Failed writing message. Aborting connection.
  17577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17583. Failed writing message. Aborting connection.
  17584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17590. Failed writing message. Aborting connection.
  17591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17597. Failed writing message. Aborting connection.
  17598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17604. Failed writing message. Aborting connection.
  17605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17611. Failed writing message. Aborting connection.
  17612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17618. Failed writing message. Aborting connection.
  17619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17625. Failed writing message. Aborting connection.
  17626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17632. Failed writing message. Aborting connection.
  17633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17639. Failed writing message. Aborting connection.
  17640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17646. Failed writing message. Aborting connection.
  17647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17653. Failed writing message. Aborting connection.
  17654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17660. Failed writing message. Aborting connection.
  17661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17667. Failed writing message. Aborting connection.
  17668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17674. Failed writing message. Aborting connection.
  17675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17681. Failed writing message. Aborting connection.
  17682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17688. Failed writing message. Aborting connection.
  17689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17695. Failed writing message. Aborting connection.
  17696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17702. Failed writing message. Aborting connection.
  17703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17709. Failed writing message. Aborting connection.
  17710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17716. Failed writing message. Aborting connection.
  17717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17723. Failed writing message. Aborting connection.
  17724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17730. Failed writing message. Aborting connection.
  17731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17737. Failed writing message. Aborting connection.
  17738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17744. Failed writing message. Aborting connection.
  17745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17751. Failed writing message. Aborting connection.
  17752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17758. Failed writing message. Aborting connection.
  17759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17765. Failed writing message. Aborting connection.
  17766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17772. Failed writing message. Aborting connection.
  17773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17779. Failed writing message. Aborting connection.
  17780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17786. Failed writing message. Aborting connection.
  17787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17793. Failed writing message. Aborting connection.
  17794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17800. Failed writing message. Aborting connection.
  17801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17807. Failed writing message. Aborting connection.
  17808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17814. Failed writing message. Aborting connection.
  17815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17821. Failed writing message. Aborting connection.
  17822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17828. Failed writing message. Aborting connection.
  17829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17835. Failed writing message. Aborting connection.
  17836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17842. Failed writing message. Aborting connection.
  17843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17849. Failed writing message. Aborting connection.
  17850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17856. Failed writing message. Aborting connection.
  17857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17863. Failed writing message. Aborting connection.
  17864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17870. Failed writing message. Aborting connection.
  17871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17877. Failed writing message. Aborting connection.
  17878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17884. Failed writing message. Aborting connection.
  17885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17891. Failed writing message. Aborting connection.
  17892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17898. Failed writing message. Aborting connection.
  17899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17905. Failed writing message. Aborting connection.
  17906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17912. Failed writing message. Aborting connection.
  17913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17919. Failed writing message. Aborting connection.
  17920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17926. Failed writing message. Aborting connection.
  17927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17933. Failed writing message. Aborting connection.
  17934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17940. Failed writing message. Aborting connection.
  17941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17947. Failed writing message. Aborting connection.
  17948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17954. Failed writing message. Aborting connection.
  17955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17961. Failed writing message. Aborting connection.
  17962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17968. Failed writing message. Aborting connection.
  17969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17975. Failed writing message. Aborting connection.
  17976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17982. Failed writing message. Aborting connection.
  17983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17989. Failed writing message. Aborting connection.
  17990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  17994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  17995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  17996. Failed writing message. Aborting connection.
  17997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  17998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  17999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18003. Failed writing message. Aborting connection.
  18004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18010. Failed writing message. Aborting connection.
  18011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18017. Failed writing message. Aborting connection.
  18018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18024. Failed writing message. Aborting connection.
  18025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18031. Failed writing message. Aborting connection.
  18032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18038. Failed writing message. Aborting connection.
  18039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18045. Failed writing message. Aborting connection.
  18046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18052. Failed writing message. Aborting connection.
  18053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18059. Failed writing message. Aborting connection.
  18060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18066. Failed writing message. Aborting connection.
  18067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18073. Failed writing message. Aborting connection.
  18074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18080. Failed writing message. Aborting connection.
  18081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18087. Failed writing message. Aborting connection.
  18088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18094. Failed writing message. Aborting connection.
  18095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18101. Failed writing message. Aborting connection.
  18102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18108. Failed writing message. Aborting connection.
  18109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18115. Failed writing message. Aborting connection.
  18116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18122. Failed writing message. Aborting connection.
  18123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18129. Failed writing message. Aborting connection.
  18130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18136. Failed writing message. Aborting connection.
  18137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18143. Failed writing message. Aborting connection.
  18144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18150. Failed writing message. Aborting connection.
  18151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18157. Failed writing message. Aborting connection.
  18158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18164. Failed writing message. Aborting connection.
  18165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18171. Failed writing message. Aborting connection.
  18172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18178. Failed writing message. Aborting connection.
  18179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18185. Failed writing message. Aborting connection.
  18186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18192. Failed writing message. Aborting connection.
  18193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18199. Failed writing message. Aborting connection.
  18200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18206. Failed writing message. Aborting connection.
  18207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18213. Failed writing message. Aborting connection.
  18214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18220. Failed writing message. Aborting connection.
  18221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18227. Failed writing message. Aborting connection.
  18228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18234. Failed writing message. Aborting connection.
  18235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18241. Failed writing message. Aborting connection.
  18242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18248. Failed writing message. Aborting connection.
  18249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18254. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18255. Failed writing message. Aborting connection.
  18256. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18257. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18258. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18259. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18260. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18261. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18262. Failed writing message. Aborting connection.
  18263. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18264. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18265. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18266. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18267. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18268. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18269. Failed writing message. Aborting connection.
  18270. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18271. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18272. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18273. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18274. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18275. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18276. Failed writing message. Aborting connection.
  18277. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18278. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18279. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18280. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18281. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18282. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18283. Failed writing message. Aborting connection.
  18284. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18285. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18286. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18287. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18288. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18290. Failed writing message. Aborting connection.
  18291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18297. Failed writing message. Aborting connection.
  18298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18304. Failed writing message. Aborting connection.
  18305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18311. Failed writing message. Aborting connection.
  18312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18318. Failed writing message. Aborting connection.
  18319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18325. Failed writing message. Aborting connection.
  18326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18332. Failed writing message. Aborting connection.
  18333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18339. Failed writing message. Aborting connection.
  18340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18346. Failed writing message. Aborting connection.
  18347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18353. Failed writing message. Aborting connection.
  18354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18360. Failed writing message. Aborting connection.
  18361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18367. Failed writing message. Aborting connection.
  18368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18374. Failed writing message. Aborting connection.
  18375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18381. Failed writing message. Aborting connection.
  18382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18388. Failed writing message. Aborting connection.
  18389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18395. Failed writing message. Aborting connection.
  18396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18402. Failed writing message. Aborting connection.
  18403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18409. Failed writing message. Aborting connection.
  18410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18416. Failed writing message. Aborting connection.
  18417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18423. Failed writing message. Aborting connection.
  18424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18430. Failed writing message. Aborting connection.
  18431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18436. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  18437. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:58 +00:00".
  18438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18439. Failed writing message. Aborting connection.
  18440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18446. Failed writing message. Aborting connection.
  18447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18453. Failed writing message. Aborting connection.
  18454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18460. Failed writing message. Aborting connection.
  18461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18467. Failed writing message. Aborting connection.
  18468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18474. Failed writing message. Aborting connection.
  18475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18481. Failed writing message. Aborting connection.
  18482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18488. Failed writing message. Aborting connection.
  18489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18495. Failed writing message. Aborting connection.
  18496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18502. Failed writing message. Aborting connection.
  18503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18509. Failed writing message. Aborting connection.
  18510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18516. Failed writing message. Aborting connection.
  18517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18523. Failed writing message. Aborting connection.
  18524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18530. Failed writing message. Aborting connection.
  18531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18537. Failed writing message. Aborting connection.
  18538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18544. Failed writing message. Aborting connection.
  18545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18551. Failed writing message. Aborting connection.
  18552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18558. Failed writing message. Aborting connection.
  18559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18565. Failed writing message. Aborting connection.
  18566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18572. Failed writing message. Aborting connection.
  18573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18579. Failed writing message. Aborting connection.
  18580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18586. Failed writing message. Aborting connection.
  18587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18593. Failed writing message. Aborting connection.
  18594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18600. Failed writing message. Aborting connection.
  18601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18607. Failed writing message. Aborting connection.
  18608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18614. Failed writing message. Aborting connection.
  18615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18621. Failed writing message. Aborting connection.
  18622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18628. Failed writing message. Aborting connection.
  18629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18635. Failed writing message. Aborting connection.
  18636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18642. Failed writing message. Aborting connection.
  18643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18649. Failed writing message. Aborting connection.
  18650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18656. Failed writing message. Aborting connection.
  18657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18663. Failed writing message. Aborting connection.
  18664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18670. Failed writing message. Aborting connection.
  18671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18677. Failed writing message. Aborting connection.
  18678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18684. Failed writing message. Aborting connection.
  18685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18691. Failed writing message. Aborting connection.
  18692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18698. Failed writing message. Aborting connection.
  18699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18705. Failed writing message. Aborting connection.
  18706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18712. Failed writing message. Aborting connection.
  18713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18719. Failed writing message. Aborting connection.
  18720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18726. Failed writing message. Aborting connection.
  18727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18733. Failed writing message. Aborting connection.
  18734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18740. Failed writing message. Aborting connection.
  18741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18747. Failed writing message. Aborting connection.
  18748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18754. Failed writing message. Aborting connection.
  18755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18761. Failed writing message. Aborting connection.
  18762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18768. Failed writing message. Aborting connection.
  18769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18775. Failed writing message. Aborting connection.
  18776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18782. Failed writing message. Aborting connection.
  18783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18789. Failed writing message. Aborting connection.
  18790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18796. Failed writing message. Aborting connection.
  18797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18803. Failed writing message. Aborting connection.
  18804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18810. Failed writing message. Aborting connection.
  18811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18817. Failed writing message. Aborting connection.
  18818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18824. Failed writing message. Aborting connection.
  18825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18831. Failed writing message. Aborting connection.
  18832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18838. Failed writing message. Aborting connection.
  18839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18845. Failed writing message. Aborting connection.
  18846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18852. Failed writing message. Aborting connection.
  18853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18859. Failed writing message. Aborting connection.
  18860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18866. Failed writing message. Aborting connection.
  18867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18873. Failed writing message. Aborting connection.
  18874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18880. Failed writing message. Aborting connection.
  18881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18887. Failed writing message. Aborting connection.
  18888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18894. Failed writing message. Aborting connection.
  18895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18901. Failed writing message. Aborting connection.
  18902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18908. Failed writing message. Aborting connection.
  18909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18915. Failed writing message. Aborting connection.
  18916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18922. Failed writing message. Aborting connection.
  18923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18929. Failed writing message. Aborting connection.
  18930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18936. Failed writing message. Aborting connection.
  18937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18943. Failed writing message. Aborting connection.
  18944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18950. Failed writing message. Aborting connection.
  18951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18957. Failed writing message. Aborting connection.
  18958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18964. Failed writing message. Aborting connection.
  18965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18971. Failed writing message. Aborting connection.
  18972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18978. Failed writing message. Aborting connection.
  18979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18985. Failed writing message. Aborting connection.
  18986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18992. Failed writing message. Aborting connection.
  18993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  18994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  18995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  18997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  18998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  18999. Failed writing message. Aborting connection.
  19000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19006. Failed writing message. Aborting connection.
  19007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19013. Failed writing message. Aborting connection.
  19014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19020. Failed writing message. Aborting connection.
  19021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19027. Failed writing message. Aborting connection.
  19028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19034. Failed writing message. Aborting connection.
  19035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19041. Failed writing message. Aborting connection.
  19042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19048. Failed writing message. Aborting connection.
  19049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19055. Failed writing message. Aborting connection.
  19056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19062. Failed writing message. Aborting connection.
  19063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19069. Failed writing message. Aborting connection.
  19070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19076. Failed writing message. Aborting connection.
  19077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19083. Failed writing message. Aborting connection.
  19084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19090. Failed writing message. Aborting connection.
  19091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19097. Failed writing message. Aborting connection.
  19098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19104. Failed writing message. Aborting connection.
  19105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19111. Failed writing message. Aborting connection.
  19112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19118. Failed writing message. Aborting connection.
  19119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19125. Failed writing message. Aborting connection.
  19126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19132. Failed writing message. Aborting connection.
  19133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19139. Failed writing message. Aborting connection.
  19140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19146. Failed writing message. Aborting connection.
  19147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19153. Failed writing message. Aborting connection.
  19154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19160. Failed writing message. Aborting connection.
  19161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19167. Failed writing message. Aborting connection.
  19168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19174. Failed writing message. Aborting connection.
  19175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19181. Failed writing message. Aborting connection.
  19182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19188. Failed writing message. Aborting connection.
  19189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19195. Failed writing message. Aborting connection.
  19196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19202. Failed writing message. Aborting connection.
  19203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19209. Failed writing message. Aborting connection.
  19210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19216. Failed writing message. Aborting connection.
  19217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19223. Failed writing message. Aborting connection.
  19224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19230. Failed writing message. Aborting connection.
  19231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19237. Failed writing message. Aborting connection.
  19238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19244. Failed writing message. Aborting connection.
  19245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19251. Failed writing message. Aborting connection.
  19252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19258. Failed writing message. Aborting connection.
  19259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19265. Failed writing message. Aborting connection.
  19266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19272. Failed writing message. Aborting connection.
  19273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19279. Failed writing message. Aborting connection.
  19280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19286. Failed writing message. Aborting connection.
  19287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19293. Failed writing message. Aborting connection.
  19294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19300. Failed writing message. Aborting connection.
  19301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19307. Failed writing message. Aborting connection.
  19308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19314. Failed writing message. Aborting connection.
  19315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19321. Failed writing message. Aborting connection.
  19322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19328. Failed writing message. Aborting connection.
  19329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19335. Failed writing message. Aborting connection.
  19336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19342. Failed writing message. Aborting connection.
  19343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19349. Failed writing message. Aborting connection.
  19350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19356. Failed writing message. Aborting connection.
  19357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19363. Failed writing message. Aborting connection.
  19364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19370. Failed writing message. Aborting connection.
  19371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19377. Failed writing message. Aborting connection.
  19378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19384. Failed writing message. Aborting connection.
  19385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19391. Failed writing message. Aborting connection.
  19392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19398. Failed writing message. Aborting connection.
  19399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19405. Failed writing message. Aborting connection.
  19406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19412. Failed writing message. Aborting connection.
  19413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19419. Failed writing message. Aborting connection.
  19420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19426. Failed writing message. Aborting connection.
  19427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19433. Failed writing message. Aborting connection.
  19434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19440. Failed writing message. Aborting connection.
  19441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19447. Failed writing message. Aborting connection.
  19448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19454. Failed writing message. Aborting connection.
  19455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19461. Failed writing message. Aborting connection.
  19462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19468. Failed writing message. Aborting connection.
  19469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19475. Failed writing message. Aborting connection.
  19476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19482. Failed writing message. Aborting connection.
  19483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19489. Failed writing message. Aborting connection.
  19490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19496. Failed writing message. Aborting connection.
  19497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19503. Failed writing message. Aborting connection.
  19504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19510. Failed writing message. Aborting connection.
  19511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19517. Failed writing message. Aborting connection.
  19518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19524. Failed writing message. Aborting connection.
  19525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19531. Failed writing message. Aborting connection.
  19532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19538. Failed writing message. Aborting connection.
  19539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19545. Failed writing message. Aborting connection.
  19546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19552. Failed writing message. Aborting connection.
  19553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19559. Failed writing message. Aborting connection.
  19560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19566. Failed writing message. Aborting connection.
  19567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19573. Failed writing message. Aborting connection.
  19574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19580. Failed writing message. Aborting connection.
  19581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19587. Failed writing message. Aborting connection.
  19588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19593. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  19594. Heartbeat took longer than "00:00:01" at "05/30/2019 10:31:59 +00:00".
  19595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19596. Failed writing message. Aborting connection.
  19597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19603. Failed writing message. Aborting connection.
  19604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19610. Failed writing message. Aborting connection.
  19611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19617. Failed writing message. Aborting connection.
  19618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19624. Failed writing message. Aborting connection.
  19625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19631. Failed writing message. Aborting connection.
  19632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19638. Failed writing message. Aborting connection.
  19639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19645. Failed writing message. Aborting connection.
  19646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19652. Failed writing message. Aborting connection.
  19653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19659. Failed writing message. Aborting connection.
  19660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19666. Failed writing message. Aborting connection.
  19667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19673. Failed writing message. Aborting connection.
  19674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19680. Failed writing message. Aborting connection.
  19681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19687. Failed writing message. Aborting connection.
  19688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19694. Failed writing message. Aborting connection.
  19695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19701. Failed writing message. Aborting connection.
  19702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19708. Failed writing message. Aborting connection.
  19709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19715. Failed writing message. Aborting connection.
  19716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19722. Failed writing message. Aborting connection.
  19723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19729. Failed writing message. Aborting connection.
  19730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19736. Failed writing message. Aborting connection.
  19737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19743. Failed writing message. Aborting connection.
  19744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19750. Failed writing message. Aborting connection.
  19751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19757. Failed writing message. Aborting connection.
  19758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19764. Failed writing message. Aborting connection.
  19765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19771. Failed writing message. Aborting connection.
  19772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19778. Failed writing message. Aborting connection.
  19779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19785. Failed writing message. Aborting connection.
  19786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19792. Failed writing message. Aborting connection.
  19793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19799. Failed writing message. Aborting connection.
  19800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19806. Failed writing message. Aborting connection.
  19807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19813. Failed writing message. Aborting connection.
  19814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19820. Failed writing message. Aborting connection.
  19821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19827. Failed writing message. Aborting connection.
  19828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19834. Failed writing message. Aborting connection.
  19835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19841. Failed writing message. Aborting connection.
  19842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19848. Failed writing message. Aborting connection.
  19849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19855. Failed writing message. Aborting connection.
  19856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19862. Failed writing message. Aborting connection.
  19863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19869. Failed writing message. Aborting connection.
  19870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19876. Failed writing message. Aborting connection.
  19877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19883. Failed writing message. Aborting connection.
  19884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19890. Failed writing message. Aborting connection.
  19891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19897. Failed writing message. Aborting connection.
  19898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19904. Failed writing message. Aborting connection.
  19905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19911. Failed writing message. Aborting connection.
  19912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19918. Failed writing message. Aborting connection.
  19919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19925. Failed writing message. Aborting connection.
  19926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19932. Failed writing message. Aborting connection.
  19933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19939. Failed writing message. Aborting connection.
  19940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19946. Failed writing message. Aborting connection.
  19947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19953. Failed writing message. Aborting connection.
  19954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19960. Failed writing message. Aborting connection.
  19961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19967. Failed writing message. Aborting connection.
  19968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19974. Failed writing message. Aborting connection.
  19975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19981. Failed writing message. Aborting connection.
  19982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19988. Failed writing message. Aborting connection.
  19989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  19994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  19995. Failed writing message. Aborting connection.
  19996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  19997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  19998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  19999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20002. Failed writing message. Aborting connection.
  20003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20009. Failed writing message. Aborting connection.
  20010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20016. Failed writing message. Aborting connection.
  20017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20023. Failed writing message. Aborting connection.
  20024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20030. Failed writing message. Aborting connection.
  20031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20037. Failed writing message. Aborting connection.
  20038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20044. Failed writing message. Aborting connection.
  20045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20051. Failed writing message. Aborting connection.
  20052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20058. Failed writing message. Aborting connection.
  20059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20065. Failed writing message. Aborting connection.
  20066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20072. Failed writing message. Aborting connection.
  20073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20079. Failed writing message. Aborting connection.
  20080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20086. Failed writing message. Aborting connection.
  20087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20093. Failed writing message. Aborting connection.
  20094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20100. Failed writing message. Aborting connection.
  20101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20107. Failed writing message. Aborting connection.
  20108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20114. Failed writing message. Aborting connection.
  20115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20121. Failed writing message. Aborting connection.
  20122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20128. Failed writing message. Aborting connection.
  20129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20135. Failed writing message. Aborting connection.
  20136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20142. Failed writing message. Aborting connection.
  20143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20149. Failed writing message. Aborting connection.
  20150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20156. Failed writing message. Aborting connection.
  20157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20163. Failed writing message. Aborting connection.
  20164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20170. Failed writing message. Aborting connection.
  20171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20177. Failed writing message. Aborting connection.
  20178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20184. Failed writing message. Aborting connection.
  20185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20191. Failed writing message. Aborting connection.
  20192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20198. Failed writing message. Aborting connection.
  20199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20205. Failed writing message. Aborting connection.
  20206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20212. Failed writing message. Aborting connection.
  20213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20219. Failed writing message. Aborting connection.
  20220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20226. Failed writing message. Aborting connection.
  20227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20233. Failed writing message. Aborting connection.
  20234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20240. Failed writing message. Aborting connection.
  20241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20247. Failed writing message. Aborting connection.
  20248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20254. Failed writing message. Aborting connection.
  20255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20261. Failed writing message. Aborting connection.
  20262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20268. Failed writing message. Aborting connection.
  20269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20275. Failed writing message. Aborting connection.
  20276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20282. Failed writing message. Aborting connection.
  20283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20289. Failed writing message. Aborting connection.
  20290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20296. Failed writing message. Aborting connection.
  20297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20303. Failed writing message. Aborting connection.
  20304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20310. Failed writing message. Aborting connection.
  20311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20317. Failed writing message. Aborting connection.
  20318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20324. Failed writing message. Aborting connection.
  20325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20331. Failed writing message. Aborting connection.
  20332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20338. Failed writing message. Aborting connection.
  20339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20345. Failed writing message. Aborting connection.
  20346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20352. Failed writing message. Aborting connection.
  20353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20359. Failed writing message. Aborting connection.
  20360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20366. Failed writing message. Aborting connection.
  20367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20373. Failed writing message. Aborting connection.
  20374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20380. Failed writing message. Aborting connection.
  20381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20387. Failed writing message. Aborting connection.
  20388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20394. Failed writing message. Aborting connection.
  20395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20401. Failed writing message. Aborting connection.
  20402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20408. Failed writing message. Aborting connection.
  20409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20415. Failed writing message. Aborting connection.
  20416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20422. Failed writing message. Aborting connection.
  20423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20429. Failed writing message. Aborting connection.
  20430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20436. Failed writing message. Aborting connection.
  20437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20443. Failed writing message. Aborting connection.
  20444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20450. Failed writing message. Aborting connection.
  20451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20457. Failed writing message. Aborting connection.
  20458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20464. Failed writing message. Aborting connection.
  20465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20471. Failed writing message. Aborting connection.
  20472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20478. Failed writing message. Aborting connection.
  20479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20485. Failed writing message. Aborting connection.
  20486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20492. Failed writing message. Aborting connection.
  20493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20499. Failed writing message. Aborting connection.
  20500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20506. Failed writing message. Aborting connection.
  20507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20513. Failed writing message. Aborting connection.
  20514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20520. Failed writing message. Aborting connection.
  20521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20527. Failed writing message. Aborting connection.
  20528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20534. Failed writing message. Aborting connection.
  20535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20541. Failed writing message. Aborting connection.
  20542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20548. Failed writing message. Aborting connection.
  20549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20555. Failed writing message. Aborting connection.
  20556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20562. Failed writing message. Aborting connection.
  20563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20569. Failed writing message. Aborting connection.
  20570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20576. Failed writing message. Aborting connection.
  20577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20583. Failed writing message. Aborting connection.
  20584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20590. Failed writing message. Aborting connection.
  20591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20597. Failed writing message. Aborting connection.
  20598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20604. Failed writing message. Aborting connection.
  20605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20611. Failed writing message. Aborting connection.
  20612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20618. Failed writing message. Aborting connection.
  20619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20625. Failed writing message. Aborting connection.
  20626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20632. Failed writing message. Aborting connection.
  20633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20639. Failed writing message. Aborting connection.
  20640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20646. Failed writing message. Aborting connection.
  20647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20653. Failed writing message. Aborting connection.
  20654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20660. Failed writing message. Aborting connection.
  20661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20667. Failed writing message. Aborting connection.
  20668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20674. Failed writing message. Aborting connection.
  20675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20681. Failed writing message. Aborting connection.
  20682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20688. Failed writing message. Aborting connection.
  20689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20695. Failed writing message. Aborting connection.
  20696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20702. Failed writing message. Aborting connection.
  20703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20709. Failed writing message. Aborting connection.
  20710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20716. Failed writing message. Aborting connection.
  20717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20723. Failed writing message. Aborting connection.
  20724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20730. Failed writing message. Aborting connection.
  20731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20737. Failed writing message. Aborting connection.
  20738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20744. Failed writing message. Aborting connection.
  20745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20751. Failed writing message. Aborting connection.
  20752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20758. Failed writing message. Aborting connection.
  20759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20765. Failed writing message. Aborting connection.
  20766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20772. Failed writing message. Aborting connection.
  20773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20779. Failed writing message. Aborting connection.
  20780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20786. Failed writing message. Aborting connection.
  20787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20793. Failed writing message. Aborting connection.
  20794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20800. Failed writing message. Aborting connection.
  20801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20807. Failed writing message. Aborting connection.
  20808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20814. Failed writing message. Aborting connection.
  20815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20821. Failed writing message. Aborting connection.
  20822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20828. Failed writing message. Aborting connection.
  20829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20835. Failed writing message. Aborting connection.
  20836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20842. Failed writing message. Aborting connection.
  20843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20849. Failed writing message. Aborting connection.
  20850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20856. Failed writing message. Aborting connection.
  20857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20863. Failed writing message. Aborting connection.
  20864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20870. Failed writing message. Aborting connection.
  20871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20877. Failed writing message. Aborting connection.
  20878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20884. Failed writing message. Aborting connection.
  20885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20891. Failed writing message. Aborting connection.
  20892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20898. Failed writing message. Aborting connection.
  20899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20905. Failed writing message. Aborting connection.
  20906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20912. Failed writing message. Aborting connection.
  20913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20919. Failed writing message. Aborting connection.
  20920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20926. Failed writing message. Aborting connection.
  20927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20933. Failed writing message. Aborting connection.
  20934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20940. Failed writing message. Aborting connection.
  20941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20947. Failed writing message. Aborting connection.
  20948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20954. Failed writing message. Aborting connection.
  20955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20961. Failed writing message. Aborting connection.
  20962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20968. Failed writing message. Aborting connection.
  20969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20975. Failed writing message. Aborting connection.
  20976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20982. Failed writing message. Aborting connection.
  20983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20989. Failed writing message. Aborting connection.
  20990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  20994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  20995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  20996. Failed writing message. Aborting connection.
  20997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  20998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  20999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21003. Failed writing message. Aborting connection.
  21004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21010. Failed writing message. Aborting connection.
  21011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21017. Failed writing message. Aborting connection.
  21018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21024. Failed writing message. Aborting connection.
  21025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21031. Failed writing message. Aborting connection.
  21032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21038. Failed writing message. Aborting connection.
  21039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21045. Failed writing message. Aborting connection.
  21046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21052. Failed writing message. Aborting connection.
  21053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21059. Failed writing message. Aborting connection.
  21060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21066. Failed writing message. Aborting connection.
  21067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21073. Failed writing message. Aborting connection.
  21074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21080. Failed writing message. Aborting connection.
  21081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21087. Failed writing message. Aborting connection.
  21088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21094. Failed writing message. Aborting connection.
  21095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21101. Failed writing message. Aborting connection.
  21102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21108. Failed writing message. Aborting connection.
  21109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21115. Failed writing message. Aborting connection.
  21116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21122. Failed writing message. Aborting connection.
  21123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21129. Failed writing message. Aborting connection.
  21130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21136. Failed writing message. Aborting connection.
  21137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21143. Failed writing message. Aborting connection.
  21144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21150. Failed writing message. Aborting connection.
  21151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21157. Failed writing message. Aborting connection.
  21158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21164. Failed writing message. Aborting connection.
  21165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21171. Failed writing message. Aborting connection.
  21172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21178. Failed writing message. Aborting connection.
  21179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21185. Failed writing message. Aborting connection.
  21186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21192. Failed writing message. Aborting connection.
  21193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21199. Failed writing message. Aborting connection.
  21200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21206. Failed writing message. Aborting connection.
  21207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21213. Failed writing message. Aborting connection.
  21214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21220. Failed writing message. Aborting connection.
  21221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21227. Failed writing message. Aborting connection.
  21228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21234. Failed writing message. Aborting connection.
  21235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21241. Failed writing message. Aborting connection.
  21242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21248. Failed writing message. Aborting connection.
  21249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21254. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21255. Failed writing message. Aborting connection.
  21256. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21257. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21258. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21259. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21260. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21261. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21262. Failed writing message. Aborting connection.
  21263. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21264. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21265. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21266. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21267. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21268. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21269. Failed writing message. Aborting connection.
  21270. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21271. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21272. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21273. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21274. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21275. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21276. Failed writing message. Aborting connection.
  21277. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21278. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21279. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21280. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21281. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21282. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21283. Failed writing message. Aborting connection.
  21284. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21285. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21286. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21287. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21288. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21290. Failed writing message. Aborting connection.
  21291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21297. Failed writing message. Aborting connection.
  21298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21304. Failed writing message. Aborting connection.
  21305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21311. Failed writing message. Aborting connection.
  21312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21318. Failed writing message. Aborting connection.
  21319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21325. Failed writing message. Aborting connection.
  21326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21332. Failed writing message. Aborting connection.
  21333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21339. Failed writing message. Aborting connection.
  21340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21346. Failed writing message. Aborting connection.
  21347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21353. Failed writing message. Aborting connection.
  21354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21360. Failed writing message. Aborting connection.
  21361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21367. Failed writing message. Aborting connection.
  21368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21374. Failed writing message. Aborting connection.
  21375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21381. Failed writing message. Aborting connection.
  21382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21388. Failed writing message. Aborting connection.
  21389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21395. Failed writing message. Aborting connection.
  21396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21402. Failed writing message. Aborting connection.
  21403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21409. Failed writing message. Aborting connection.
  21410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21416. Failed writing message. Aborting connection.
  21417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21423. Failed writing message. Aborting connection.
  21424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21430. Failed writing message. Aborting connection.
  21431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21436. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21437. Failed writing message. Aborting connection.
  21438. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21439. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21440. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21441. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21442. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21443. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21444. Failed writing message. Aborting connection.
  21445. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21446. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21447. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21448. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21449. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21450. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21451. Failed writing message. Aborting connection.
  21452. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21453. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21454. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21455. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21456. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21457. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21458. Failed writing message. Aborting connection.
  21459. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21460. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21461. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21462. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21463. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21464. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21465. Failed writing message. Aborting connection.
  21466. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21467. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21468. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21469. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21470. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21471. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21472. Failed writing message. Aborting connection.
  21473. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21474. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21475. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21476. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21477. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21479. Failed writing message. Aborting connection.
  21480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21486. Failed writing message. Aborting connection.
  21487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21493. Failed writing message. Aborting connection.
  21494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21500. Failed writing message. Aborting connection.
  21501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21507. Failed writing message. Aborting connection.
  21508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21514. Failed writing message. Aborting connection.
  21515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21521. Failed writing message. Aborting connection.
  21522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21528. Failed writing message. Aborting connection.
  21529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21535. Failed writing message. Aborting connection.
  21536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21542. Failed writing message. Aborting connection.
  21543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21549. Failed writing message. Aborting connection.
  21550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21556. Failed writing message. Aborting connection.
  21557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21563. Failed writing message. Aborting connection.
  21564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21570. Failed writing message. Aborting connection.
  21571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21577. Failed writing message. Aborting connection.
  21578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21584. Failed writing message. Aborting connection.
  21585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21591. Failed writing message. Aborting connection.
  21592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21598. Failed writing message. Aborting connection.
  21599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21605. Failed writing message. Aborting connection.
  21606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21612. Failed writing message. Aborting connection.
  21613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21619. Failed writing message. Aborting connection.
  21620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21626. Failed writing message. Aborting connection.
  21627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21633. Failed writing message. Aborting connection.
  21634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21640. Failed writing message. Aborting connection.
  21641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21647. Failed writing message. Aborting connection.
  21648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21654. Failed writing message. Aborting connection.
  21655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21661. Failed writing message. Aborting connection.
  21662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21668. Failed writing message. Aborting connection.
  21669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21675. Failed writing message. Aborting connection.
  21676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21682. Failed writing message. Aborting connection.
  21683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21689. Failed writing message. Aborting connection.
  21690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21696. Failed writing message. Aborting connection.
  21697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21703. Failed writing message. Aborting connection.
  21704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21710. Failed writing message. Aborting connection.
  21711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21717. Failed writing message. Aborting connection.
  21718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21724. Failed writing message. Aborting connection.
  21725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21731. Failed writing message. Aborting connection.
  21732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21738. Failed writing message. Aborting connection.
  21739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21745. Failed writing message. Aborting connection.
  21746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21752. Failed writing message. Aborting connection.
  21753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21759. Failed writing message. Aborting connection.
  21760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21766. Failed writing message. Aborting connection.
  21767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21773. Failed writing message. Aborting connection.
  21774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21780. Failed writing message. Aborting connection.
  21781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21787. Failed writing message. Aborting connection.
  21788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21794. Failed writing message. Aborting connection.
  21795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21801. Failed writing message. Aborting connection.
  21802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21808. Failed writing message. Aborting connection.
  21809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21815. Failed writing message. Aborting connection.
  21816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21822. Failed writing message. Aborting connection.
  21823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21829. Failed writing message. Aborting connection.
  21830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21836. Failed writing message. Aborting connection.
  21837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21843. Failed writing message. Aborting connection.
  21844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21850. Failed writing message. Aborting connection.
  21851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21857. Failed writing message. Aborting connection.
  21858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21864. Failed writing message. Aborting connection.
  21865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21871. Failed writing message. Aborting connection.
  21872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21878. Failed writing message. Aborting connection.
  21879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21885. Failed writing message. Aborting connection.
  21886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21892. Failed writing message. Aborting connection.
  21893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21899. Failed writing message. Aborting connection.
  21900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21906. Failed writing message. Aborting connection.
  21907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21913. Failed writing message. Aborting connection.
  21914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21920. Failed writing message. Aborting connection.
  21921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21927. Failed writing message. Aborting connection.
  21928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21934. Failed writing message. Aborting connection.
  21935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21941. Failed writing message. Aborting connection.
  21942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21948. Failed writing message. Aborting connection.
  21949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21955. Failed writing message. Aborting connection.
  21956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21962. Failed writing message. Aborting connection.
  21963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21969. Failed writing message. Aborting connection.
  21970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21976. Failed writing message. Aborting connection.
  21977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21983. Failed writing message. Aborting connection.
  21984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21990. Failed writing message. Aborting connection.
  21991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  21993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  21995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  21996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  21997. Failed writing message. Aborting connection.
  21998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  21999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22004. Failed writing message. Aborting connection.
  22005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22011. Failed writing message. Aborting connection.
  22012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22018. Failed writing message. Aborting connection.
  22019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22025. Failed writing message. Aborting connection.
  22026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22032. Failed writing message. Aborting connection.
  22033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22039. Failed writing message. Aborting connection.
  22040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22046. Failed writing message. Aborting connection.
  22047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22053. Failed writing message. Aborting connection.
  22054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22060. Failed writing message. Aborting connection.
  22061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22066. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  22067. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:00 +00:00".
  22068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22069. Failed writing message. Aborting connection.
  22070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22076. Failed writing message. Aborting connection.
  22077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22083. Failed writing message. Aborting connection.
  22084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22090. Failed writing message. Aborting connection.
  22091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22097. Failed writing message. Aborting connection.
  22098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22104. Failed writing message. Aborting connection.
  22105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22111. Failed writing message. Aborting connection.
  22112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22118. Failed writing message. Aborting connection.
  22119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22125. Failed writing message. Aborting connection.
  22126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22132. Failed writing message. Aborting connection.
  22133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22139. Failed writing message. Aborting connection.
  22140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22146. Failed writing message. Aborting connection.
  22147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22153. Failed writing message. Aborting connection.
  22154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22160. Failed writing message. Aborting connection.
  22161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22167. Failed writing message. Aborting connection.
  22168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22174. Failed writing message. Aborting connection.
  22175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22181. Failed writing message. Aborting connection.
  22182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22188. Failed writing message. Aborting connection.
  22189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22195. Failed writing message. Aborting connection.
  22196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22202. Failed writing message. Aborting connection.
  22203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22209. Failed writing message. Aborting connection.
  22210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22216. Failed writing message. Aborting connection.
  22217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22223. Failed writing message. Aborting connection.
  22224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22230. Failed writing message. Aborting connection.
  22231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22237. Failed writing message. Aborting connection.
  22238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22244. Failed writing message. Aborting connection.
  22245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22251. Failed writing message. Aborting connection.
  22252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22258. Failed writing message. Aborting connection.
  22259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22265. Failed writing message. Aborting connection.
  22266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22272. Failed writing message. Aborting connection.
  22273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22279. Failed writing message. Aborting connection.
  22280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22286. Failed writing message. Aborting connection.
  22287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22293. Failed writing message. Aborting connection.
  22294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22300. Failed writing message. Aborting connection.
  22301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22307. Failed writing message. Aborting connection.
  22308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22314. Failed writing message. Aborting connection.
  22315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22321. Failed writing message. Aborting connection.
  22322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22328. Failed writing message. Aborting connection.
  22329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22335. Failed writing message. Aborting connection.
  22336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22342. Failed writing message. Aborting connection.
  22343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22349. Failed writing message. Aborting connection.
  22350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22356. Failed writing message. Aborting connection.
  22357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22363. Failed writing message. Aborting connection.
  22364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22370. Failed writing message. Aborting connection.
  22371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22377. Failed writing message. Aborting connection.
  22378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22384. Failed writing message. Aborting connection.
  22385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22391. Failed writing message. Aborting connection.
  22392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22398. Failed writing message. Aborting connection.
  22399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22405. Failed writing message. Aborting connection.
  22406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22412. Failed writing message. Aborting connection.
  22413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22419. Failed writing message. Aborting connection.
  22420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22426. Failed writing message. Aborting connection.
  22427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22433. Failed writing message. Aborting connection.
  22434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22440. Failed writing message. Aborting connection.
  22441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22447. Failed writing message. Aborting connection.
  22448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22454. Failed writing message. Aborting connection.
  22455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22461. Failed writing message. Aborting connection.
  22462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22468. Failed writing message. Aborting connection.
  22469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22475. Failed writing message. Aborting connection.
  22476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22482. Failed writing message. Aborting connection.
  22483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22489. Failed writing message. Aborting connection.
  22490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22496. Failed writing message. Aborting connection.
  22497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22503. Failed writing message. Aborting connection.
  22504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22510. Failed writing message. Aborting connection.
  22511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22517. Failed writing message. Aborting connection.
  22518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22524. Failed writing message. Aborting connection.
  22525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22531. Failed writing message. Aborting connection.
  22532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22538. Failed writing message. Aborting connection.
  22539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22545. Failed writing message. Aborting connection.
  22546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22552. Failed writing message. Aborting connection.
  22553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22559. Failed writing message. Aborting connection.
  22560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22566. Failed writing message. Aborting connection.
  22567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22573. Failed writing message. Aborting connection.
  22574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22580. Failed writing message. Aborting connection.
  22581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22587. Failed writing message. Aborting connection.
  22588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22593. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22594. Failed writing message. Aborting connection.
  22595. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22596. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22597. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22598. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22599. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22600. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22601. Failed writing message. Aborting connection.
  22602. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22603. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22604. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22605. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22606. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22607. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22608. Failed writing message. Aborting connection.
  22609. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22610. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22611. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22612. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22613. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22614. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22615. Failed writing message. Aborting connection.
  22616. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22617. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22618. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22619. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22620. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22621. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22622. Failed writing message. Aborting connection.
  22623. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22624. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22625. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22626. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22627. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22628. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22629. Failed writing message. Aborting connection.
  22630. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22631. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22632. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22633. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22634. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22635. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22636. Failed writing message. Aborting connection.
  22637. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22638. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22639. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22640. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22641. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22642. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22643. Failed writing message. Aborting connection.
  22644. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22645. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22646. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22647. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22648. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22649. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22650. Failed writing message. Aborting connection.
  22651. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22652. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22653. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22654. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22655. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22656. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22657. Failed writing message. Aborting connection.
  22658. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22659. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22660. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22661. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22662. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22663. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22664. Failed writing message. Aborting connection.
  22665. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22666. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22667. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22668. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22669. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22670. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22671. Failed writing message. Aborting connection.
  22672. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22673. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22674. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22675. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22676. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22677. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22678. Failed writing message. Aborting connection.
  22679. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22680. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22681. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22682. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22683. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22684. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22685. Failed writing message. Aborting connection.
  22686. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22687. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22688. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22689. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22690. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22691. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22692. Failed writing message. Aborting connection.
  22693. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22694. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22695. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22696. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22697. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22698. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22699. Failed writing message. Aborting connection.
  22700. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22701. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22702. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22703. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22704. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22705. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22706. Failed writing message. Aborting connection.
  22707. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22708. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22709. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22710. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22711. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22712. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22713. Failed writing message. Aborting connection.
  22714. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22715. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22716. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22717. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22718. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22719. [00:08:36] Current: 86557, peak: 100730, connected: 0, disconnected: 11974, rate: -11974/s
  22720. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  22721. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:00 +00:00".
  22722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22723. Failed writing message. Aborting connection.
  22724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22730. Failed writing message. Aborting connection.
  22731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22737. Failed writing message. Aborting connection.
  22738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22744. Failed writing message. Aborting connection.
  22745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22751. Failed writing message. Aborting connection.
  22752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22758. Failed writing message. Aborting connection.
  22759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22765. Failed writing message. Aborting connection.
  22766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22772. Failed writing message. Aborting connection.
  22773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22779. Failed writing message. Aborting connection.
  22780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22786. Failed writing message. Aborting connection.
  22787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22793. Failed writing message. Aborting connection.
  22794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22800. Failed writing message. Aborting connection.
  22801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22807. Failed writing message. Aborting connection.
  22808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22814. Failed writing message. Aborting connection.
  22815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22821. Failed writing message. Aborting connection.
  22822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22828. Failed writing message. Aborting connection.
  22829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22835. Failed writing message. Aborting connection.
  22836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22842. Failed writing message. Aborting connection.
  22843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22849. Failed writing message. Aborting connection.
  22850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22856. Failed writing message. Aborting connection.
  22857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22863. Failed writing message. Aborting connection.
  22864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22870. Failed writing message. Aborting connection.
  22871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22877. Failed writing message. Aborting connection.
  22878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22884. Failed writing message. Aborting connection.
  22885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22891. Failed writing message. Aborting connection.
  22892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22898. Failed writing message. Aborting connection.
  22899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22905. Failed writing message. Aborting connection.
  22906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22912. Failed writing message. Aborting connection.
  22913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22919. Failed writing message. Aborting connection.
  22920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22926. Failed writing message. Aborting connection.
  22927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22933. Failed writing message. Aborting connection.
  22934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22940. Failed writing message. Aborting connection.
  22941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22947. Failed writing message. Aborting connection.
  22948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22954. Failed writing message. Aborting connection.
  22955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22961. Failed writing message. Aborting connection.
  22962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22968. Failed writing message. Aborting connection.
  22969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22975. Failed writing message. Aborting connection.
  22976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22982. Failed writing message. Aborting connection.
  22983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22989. Failed writing message. Aborting connection.
  22990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  22994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  22995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  22996. Failed writing message. Aborting connection.
  22997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  22998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  22999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23003. Failed writing message. Aborting connection.
  23004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23010. Failed writing message. Aborting connection.
  23011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23017. Failed writing message. Aborting connection.
  23018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23024. Failed writing message. Aborting connection.
  23025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23031. Failed writing message. Aborting connection.
  23032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23038. Failed writing message. Aborting connection.
  23039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23045. Failed writing message. Aborting connection.
  23046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23052. Failed writing message. Aborting connection.
  23053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23059. Failed writing message. Aborting connection.
  23060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23066. Failed writing message. Aborting connection.
  23067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23073. Failed writing message. Aborting connection.
  23074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23080. Failed writing message. Aborting connection.
  23081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23087. Failed writing message. Aborting connection.
  23088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23094. Failed writing message. Aborting connection.
  23095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23101. Failed writing message. Aborting connection.
  23102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23107. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  23108. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:00 +00:00".
  23109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23110. Failed writing message. Aborting connection.
  23111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23117. Failed writing message. Aborting connection.
  23118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23124. Failed writing message. Aborting connection.
  23125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23130. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23131. Failed writing message. Aborting connection.
  23132. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23133. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23134. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23135. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23136. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23137. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23138. Failed writing message. Aborting connection.
  23139. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23140. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23141. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23142. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23143. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23144. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23145. Failed writing message. Aborting connection.
  23146. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23147. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23148. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23149. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23150. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23151. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23152. Failed writing message. Aborting connection.
  23153. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23154. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23155. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23156. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23157. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23158. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23159. Failed writing message. Aborting connection.
  23160. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23161. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23162. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23163. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23164. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23165. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23166. Failed writing message. Aborting connection.
  23167. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23168. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23169. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23170. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23171. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23172. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23173. Failed writing message. Aborting connection.
  23174. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23175. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23176. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23177. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23178. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23179. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23180. Failed writing message. Aborting connection.
  23181. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23182. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23183. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23184. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23185. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23186. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23187. Failed writing message. Aborting connection.
  23188. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23189. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23190. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23191. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23192. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23193. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23194. Failed writing message. Aborting connection.
  23195. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23196. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23197. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23198. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23199. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23200. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23201. Failed writing message. Aborting connection.
  23202. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23203. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23204. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23205. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23206. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23207. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23208. Failed writing message. Aborting connection.
  23209. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23210. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23211. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23212. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23213. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23214. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23215. Failed writing message. Aborting connection.
  23216. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23217. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23218. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23219. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23220. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23221. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23222. Failed writing message. Aborting connection.
  23223. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23224. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23225. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23226. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23227. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23228. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23229. Failed writing message. Aborting connection.
  23230. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23231. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23232. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23233. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23234. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23235. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23236. Failed writing message. Aborting connection.
  23237. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23238. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23239. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23240. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23241. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23242. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23243. Failed writing message. Aborting connection.
  23244. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23245. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23246. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23247. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23248. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23249. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23250. Failed writing message. Aborting connection.
  23251. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23252. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23253. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23254. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23255. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23257. Failed writing message. Aborting connection.
  23258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23264. Failed writing message. Aborting connection.
  23265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23271. Failed writing message. Aborting connection.
  23272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23278. Failed writing message. Aborting connection.
  23279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23285. Failed writing message. Aborting connection.
  23286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23292. Failed writing message. Aborting connection.
  23293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23299. Failed writing message. Aborting connection.
  23300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23306. Failed writing message. Aborting connection.
  23307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23313. Failed writing message. Aborting connection.
  23314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23320. Failed writing message. Aborting connection.
  23321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23327. Failed writing message. Aborting connection.
  23328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23334. Failed writing message. Aborting connection.
  23335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23341. Failed writing message. Aborting connection.
  23342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23348. Failed writing message. Aborting connection.
  23349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23355. Failed writing message. Aborting connection.
  23356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23361. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23362. Failed writing message. Aborting connection.
  23363. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23364. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23365. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23366. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23367. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23368. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23369. Failed writing message. Aborting connection.
  23370. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23371. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23372. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23373. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23374. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23375. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23376. Failed writing message. Aborting connection.
  23377. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23378. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23379. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23380. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23381. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23382. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23383. Failed writing message. Aborting connection.
  23384. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23385. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23386. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23387. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23388. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23389. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23390. Failed writing message. Aborting connection.
  23391. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23392. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23393. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23394. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23395. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23396. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23397. Failed writing message. Aborting connection.
  23398. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23399. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23400. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23401. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23402. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23403. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23404. Failed writing message. Aborting connection.
  23405. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23406. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23407. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23408. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23409. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23410. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23411. Failed writing message. Aborting connection.
  23412. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23413. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23414. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23415. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23416. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23417. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23418. Failed writing message. Aborting connection.
  23419. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23420. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23421. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23422. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23423. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23424. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23425. Failed writing message. Aborting connection.
  23426. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23427. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23428. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23429. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23430. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23431. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23432. Failed writing message. Aborting connection.
  23433. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23434. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23435. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23436. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23437. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23439. Failed writing message. Aborting connection.
  23440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23446. Failed writing message. Aborting connection.
  23447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23453. Failed writing message. Aborting connection.
  23454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23460. Failed writing message. Aborting connection.
  23461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23467. Failed writing message. Aborting connection.
  23468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23474. Failed writing message. Aborting connection.
  23475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23481. Failed writing message. Aborting connection.
  23482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23488. Failed writing message. Aborting connection.
  23489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23495. Failed writing message. Aborting connection.
  23496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23502. Failed writing message. Aborting connection.
  23503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23509. Failed writing message. Aborting connection.
  23510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23516. Failed writing message. Aborting connection.
  23517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23523. Failed writing message. Aborting connection.
  23524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23530. Failed writing message. Aborting connection.
  23531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23537. Failed writing message. Aborting connection.
  23538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23544. Failed writing message. Aborting connection.
  23545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23551. Failed writing message. Aborting connection.
  23552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23558. Failed writing message. Aborting connection.
  23559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23565. Failed writing message. Aborting connection.
  23566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23572. Failed writing message. Aborting connection.
  23573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23579. Failed writing message. Aborting connection.
  23580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23586. Failed writing message. Aborting connection.
  23587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23593. Failed writing message. Aborting connection.
  23594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23600. Failed writing message. Aborting connection.
  23601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23607. Failed writing message. Aborting connection.
  23608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23614. Failed writing message. Aborting connection.
  23615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23621. Failed writing message. Aborting connection.
  23622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23628. Failed writing message. Aborting connection.
  23629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23635. Failed writing message. Aborting connection.
  23636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23642. Failed writing message. Aborting connection.
  23643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23649. Failed writing message. Aborting connection.
  23650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23656. Failed writing message. Aborting connection.
  23657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23663. Failed writing message. Aborting connection.
  23664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23670. Failed writing message. Aborting connection.
  23671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23677. Failed writing message. Aborting connection.
  23678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23684. Failed writing message. Aborting connection.
  23685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23691. Failed writing message. Aborting connection.
  23692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23698. Failed writing message. Aborting connection.
  23699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23705. Failed writing message. Aborting connection.
  23706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23712. Failed writing message. Aborting connection.
  23713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23719. Failed writing message. Aborting connection.
  23720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23726. Failed writing message. Aborting connection.
  23727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23733. Failed writing message. Aborting connection.
  23734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23740. Failed writing message. Aborting connection.
  23741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23747. Failed writing message. Aborting connection.
  23748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23754. Failed writing message. Aborting connection.
  23755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23761. Failed writing message. Aborting connection.
  23762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23768. Failed writing message. Aborting connection.
  23769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23775. Failed writing message. Aborting connection.
  23776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23782. Failed writing message. Aborting connection.
  23783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23789. Failed writing message. Aborting connection.
  23790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23796. Failed writing message. Aborting connection.
  23797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23803. Failed writing message. Aborting connection.
  23804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23810. Failed writing message. Aborting connection.
  23811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23817. Failed writing message. Aborting connection.
  23818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23824. Failed writing message. Aborting connection.
  23825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23831. Failed writing message. Aborting connection.
  23832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23838. Failed writing message. Aborting connection.
  23839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23845. Failed writing message. Aborting connection.
  23846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23852. Failed writing message. Aborting connection.
  23853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23859. Failed writing message. Aborting connection.
  23860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23866. Failed writing message. Aborting connection.
  23867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23873. Failed writing message. Aborting connection.
  23874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23880. Failed writing message. Aborting connection.
  23881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23887. Failed writing message. Aborting connection.
  23888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23894. Failed writing message. Aborting connection.
  23895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23901. Failed writing message. Aborting connection.
  23902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23908. Failed writing message. Aborting connection.
  23909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23915. Failed writing message. Aborting connection.
  23916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23922. Failed writing message. Aborting connection.
  23923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23929. Failed writing message. Aborting connection.
  23930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23936. Failed writing message. Aborting connection.
  23937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23943. Failed writing message. Aborting connection.
  23944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23950. Failed writing message. Aborting connection.
  23951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23957. Failed writing message. Aborting connection.
  23958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23964. Failed writing message. Aborting connection.
  23965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23971. Failed writing message. Aborting connection.
  23972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23978. Failed writing message. Aborting connection.
  23979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23985. Failed writing message. Aborting connection.
  23986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23992. Failed writing message. Aborting connection.
  23993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  23994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  23995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  23997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  23998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  23999. Failed writing message. Aborting connection.
  24000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24006. Failed writing message. Aborting connection.
  24007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24013. Failed writing message. Aborting connection.
  24014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24020. Failed writing message. Aborting connection.
  24021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24027. Failed writing message. Aborting connection.
  24028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24034. Failed writing message. Aborting connection.
  24035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24041. Failed writing message. Aborting connection.
  24042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24048. Failed writing message. Aborting connection.
  24049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24055. Failed writing message. Aborting connection.
  24056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24062. Failed writing message. Aborting connection.
  24063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24069. Failed writing message. Aborting connection.
  24070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24076. Failed writing message. Aborting connection.
  24077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24083. Failed writing message. Aborting connection.
  24084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24090. Failed writing message. Aborting connection.
  24091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24097. Failed writing message. Aborting connection.
  24098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24104. Failed writing message. Aborting connection.
  24105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24111. Failed writing message. Aborting connection.
  24112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24118. Failed writing message. Aborting connection.
  24119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24125. Failed writing message. Aborting connection.
  24126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24132. Failed writing message. Aborting connection.
  24133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24139. Failed writing message. Aborting connection.
  24140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24145. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  24146. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:01 +00:00".
  24147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24148. Failed writing message. Aborting connection.
  24149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24155. Failed writing message. Aborting connection.
  24156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24162. Failed writing message. Aborting connection.
  24163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24169. Failed writing message. Aborting connection.
  24170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24176. Failed writing message. Aborting connection.
  24177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24183. Failed writing message. Aborting connection.
  24184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24190. Failed writing message. Aborting connection.
  24191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24197. Failed writing message. Aborting connection.
  24198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24204. Failed writing message. Aborting connection.
  24205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24211. Failed writing message. Aborting connection.
  24212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24218. Failed writing message. Aborting connection.
  24219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24225. Failed writing message. Aborting connection.
  24226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24232. Failed writing message. Aborting connection.
  24233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24239. Failed writing message. Aborting connection.
  24240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24246. Failed writing message. Aborting connection.
  24247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24253. Failed writing message. Aborting connection.
  24254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24260. Failed writing message. Aborting connection.
  24261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24267. Failed writing message. Aborting connection.
  24268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24274. Failed writing message. Aborting connection.
  24275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24281. Failed writing message. Aborting connection.
  24282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24288. Failed writing message. Aborting connection.
  24289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24295. Failed writing message. Aborting connection.
  24296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24302. Failed writing message. Aborting connection.
  24303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24309. Failed writing message. Aborting connection.
  24310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24316. Failed writing message. Aborting connection.
  24317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24323. Failed writing message. Aborting connection.
  24324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24330. Failed writing message. Aborting connection.
  24331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24337. Failed writing message. Aborting connection.
  24338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24344. Failed writing message. Aborting connection.
  24345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24351. Failed writing message. Aborting connection.
  24352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24358. Failed writing message. Aborting connection.
  24359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24365. Failed writing message. Aborting connection.
  24366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24372. Failed writing message. Aborting connection.
  24373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24379. Failed writing message. Aborting connection.
  24380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24386. Failed writing message. Aborting connection.
  24387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24393. Failed writing message. Aborting connection.
  24394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24400. Failed writing message. Aborting connection.
  24401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24407. Failed writing message. Aborting connection.
  24408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24414. Failed writing message. Aborting connection.
  24415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24421. Failed writing message. Aborting connection.
  24422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24428. Failed writing message. Aborting connection.
  24429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24435. Failed writing message. Aborting connection.
  24436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24442. Failed writing message. Aborting connection.
  24443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24449. Failed writing message. Aborting connection.
  24450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24456. Failed writing message. Aborting connection.
  24457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24463. Failed writing message. Aborting connection.
  24464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24470. Failed writing message. Aborting connection.
  24471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24477. Failed writing message. Aborting connection.
  24478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24484. Failed writing message. Aborting connection.
  24485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24491. Failed writing message. Aborting connection.
  24492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24498. Failed writing message. Aborting connection.
  24499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24505. Failed writing message. Aborting connection.
  24506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24512. Failed writing message. Aborting connection.
  24513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24519. Failed writing message. Aborting connection.
  24520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24526. Failed writing message. Aborting connection.
  24527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24533. Failed writing message. Aborting connection.
  24534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24540. Failed writing message. Aborting connection.
  24541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24547. Failed writing message. Aborting connection.
  24548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24554. Failed writing message. Aborting connection.
  24555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24561. Failed writing message. Aborting connection.
  24562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24568. Failed writing message. Aborting connection.
  24569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24575. Failed writing message. Aborting connection.
  24576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24582. Failed writing message. Aborting connection.
  24583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24589. Failed writing message. Aborting connection.
  24590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24596. Failed writing message. Aborting connection.
  24597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24603. Failed writing message. Aborting connection.
  24604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24610. Failed writing message. Aborting connection.
  24611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24617. Failed writing message. Aborting connection.
  24618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24624. Failed writing message. Aborting connection.
  24625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24631. Failed writing message. Aborting connection.
  24632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24638. Failed writing message. Aborting connection.
  24639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24645. Failed writing message. Aborting connection.
  24646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24652. Failed writing message. Aborting connection.
  24653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24659. Failed writing message. Aborting connection.
  24660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24666. Failed writing message. Aborting connection.
  24667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24673. Failed writing message. Aborting connection.
  24674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24680. Failed writing message. Aborting connection.
  24681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24687. Failed writing message. Aborting connection.
  24688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24694. Failed writing message. Aborting connection.
  24695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24701. Failed writing message. Aborting connection.
  24702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24708. Failed writing message. Aborting connection.
  24709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24715. Failed writing message. Aborting connection.
  24716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24722. Failed writing message. Aborting connection.
  24723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24729. Failed writing message. Aborting connection.
  24730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24736. Failed writing message. Aborting connection.
  24737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24743. Failed writing message. Aborting connection.
  24744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24750. Failed writing message. Aborting connection.
  24751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24757. Failed writing message. Aborting connection.
  24758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24764. Failed writing message. Aborting connection.
  24765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24771. Failed writing message. Aborting connection.
  24772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24778. Failed writing message. Aborting connection.
  24779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24785. Failed writing message. Aborting connection.
  24786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24792. Failed writing message. Aborting connection.
  24793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24799. Failed writing message. Aborting connection.
  24800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24806. Failed writing message. Aborting connection.
  24807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24813. Failed writing message. Aborting connection.
  24814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24820. Failed writing message. Aborting connection.
  24821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24827. Failed writing message. Aborting connection.
  24828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24834. Failed writing message. Aborting connection.
  24835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24841. Failed writing message. Aborting connection.
  24842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24848. Failed writing message. Aborting connection.
  24849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24855. Failed writing message. Aborting connection.
  24856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24862. Failed writing message. Aborting connection.
  24863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24869. Failed writing message. Aborting connection.
  24870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24876. Failed writing message. Aborting connection.
  24877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24883. Failed writing message. Aborting connection.
  24884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24890. Failed writing message. Aborting connection.
  24891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24897. Failed writing message. Aborting connection.
  24898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24904. Failed writing message. Aborting connection.
  24905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24911. Failed writing message. Aborting connection.
  24912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24918. Failed writing message. Aborting connection.
  24919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24925. Failed writing message. Aborting connection.
  24926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24932. Failed writing message. Aborting connection.
  24933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24939. Failed writing message. Aborting connection.
  24940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24946. Failed writing message. Aborting connection.
  24947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24953. Failed writing message. Aborting connection.
  24954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24960. Failed writing message. Aborting connection.
  24961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24967. Failed writing message. Aborting connection.
  24968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24974. Failed writing message. Aborting connection.
  24975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24981. Failed writing message. Aborting connection.
  24982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24988. Failed writing message. Aborting connection.
  24989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  24994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  24995. Failed writing message. Aborting connection.
  24996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  24997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  24998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  24999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25002. Failed writing message. Aborting connection.
  25003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25009. Failed writing message. Aborting connection.
  25010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25016. Failed writing message. Aborting connection.
  25017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25023. Failed writing message. Aborting connection.
  25024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25030. Failed writing message. Aborting connection.
  25031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25037. Failed writing message. Aborting connection.
  25038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25044. Failed writing message. Aborting connection.
  25045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25051. Failed writing message. Aborting connection.
  25052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25058. Failed writing message. Aborting connection.
  25059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25065. Failed writing message. Aborting connection.
  25066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25072. Failed writing message. Aborting connection.
  25073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25079. Failed writing message. Aborting connection.
  25080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25086. Failed writing message. Aborting connection.
  25087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25093. Failed writing message. Aborting connection.
  25094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25100. Failed writing message. Aborting connection.
  25101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25107. Failed writing message. Aborting connection.
  25108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25114. Failed writing message. Aborting connection.
  25115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25121. Failed writing message. Aborting connection.
  25122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25128. Failed writing message. Aborting connection.
  25129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25135. Failed writing message. Aborting connection.
  25136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25142. Failed writing message. Aborting connection.
  25143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25149. Failed writing message. Aborting connection.
  25150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25156. Failed writing message. Aborting connection.
  25157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25163. Failed writing message. Aborting connection.
  25164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25170. Failed writing message. Aborting connection.
  25171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25177. Failed writing message. Aborting connection.
  25178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25184. Failed writing message. Aborting connection.
  25185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25191. Failed writing message. Aborting connection.
  25192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25198. Failed writing message. Aborting connection.
  25199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25205. Failed writing message. Aborting connection.
  25206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25212. Failed writing message. Aborting connection.
  25213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25219. Failed writing message. Aborting connection.
  25220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25226. Failed writing message. Aborting connection.
  25227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25233. Failed writing message. Aborting connection.
  25234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25240. Failed writing message. Aborting connection.
  25241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25247. Failed writing message. Aborting connection.
  25248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25254. Failed writing message. Aborting connection.
  25255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25261. Failed writing message. Aborting connection.
  25262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25268. Failed writing message. Aborting connection.
  25269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25275. Failed writing message. Aborting connection.
  25276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25282. Failed writing message. Aborting connection.
  25283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25289. Failed writing message. Aborting connection.
  25290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25296. Failed writing message. Aborting connection.
  25297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25303. Failed writing message. Aborting connection.
  25304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25310. Failed writing message. Aborting connection.
  25311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25317. Failed writing message. Aborting connection.
  25318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25324. Failed writing message. Aborting connection.
  25325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25331. Failed writing message. Aborting connection.
  25332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25338. Failed writing message. Aborting connection.
  25339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25345. Failed writing message. Aborting connection.
  25346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25352. Failed writing message. Aborting connection.
  25353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25359. Failed writing message. Aborting connection.
  25360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25366. Failed writing message. Aborting connection.
  25367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25373. Failed writing message. Aborting connection.
  25374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25380. Failed writing message. Aborting connection.
  25381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25387. Failed writing message. Aborting connection.
  25388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25394. Failed writing message. Aborting connection.
  25395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25401. Failed writing message. Aborting connection.
  25402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25408. Failed writing message. Aborting connection.
  25409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25415. Failed writing message. Aborting connection.
  25416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25422. Failed writing message. Aborting connection.
  25423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25429. Failed writing message. Aborting connection.
  25430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25436. Failed writing message. Aborting connection.
  25437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25443. Failed writing message. Aborting connection.
  25444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25450. Failed writing message. Aborting connection.
  25451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25457. Failed writing message. Aborting connection.
  25458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25464. Failed writing message. Aborting connection.
  25465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25471. Failed writing message. Aborting connection.
  25472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25478. Failed writing message. Aborting connection.
  25479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25485. Failed writing message. Aborting connection.
  25486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25492. Failed writing message. Aborting connection.
  25493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25499. Failed writing message. Aborting connection.
  25500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25506. Failed writing message. Aborting connection.
  25507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25513. Failed writing message. Aborting connection.
  25514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25520. Failed writing message. Aborting connection.
  25521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25527. Failed writing message. Aborting connection.
  25528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25534. Failed writing message. Aborting connection.
  25535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25541. Failed writing message. Aborting connection.
  25542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25548. Failed writing message. Aborting connection.
  25549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25555. Failed writing message. Aborting connection.
  25556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25562. Failed writing message. Aborting connection.
  25563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25569. Failed writing message. Aborting connection.
  25570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25576. Failed writing message. Aborting connection.
  25577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25583. Failed writing message. Aborting connection.
  25584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25590. Failed writing message. Aborting connection.
  25591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25597. Failed writing message. Aborting connection.
  25598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25604. Failed writing message. Aborting connection.
  25605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25611. Failed writing message. Aborting connection.
  25612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25618. Failed writing message. Aborting connection.
  25619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25625. Failed writing message. Aborting connection.
  25626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25632. Failed writing message. Aborting connection.
  25633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25639. Failed writing message. Aborting connection.
  25640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25646. Failed writing message. Aborting connection.
  25647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25653. Failed writing message. Aborting connection.
  25654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25660. Failed writing message. Aborting connection.
  25661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25667. Failed writing message. Aborting connection.
  25668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25674. Failed writing message. Aborting connection.
  25675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25681. Failed writing message. Aborting connection.
  25682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25688. Failed writing message. Aborting connection.
  25689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25695. Failed writing message. Aborting connection.
  25696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25702. Failed writing message. Aborting connection.
  25703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25709. Failed writing message. Aborting connection.
  25710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25716. Failed writing message. Aborting connection.
  25717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25723. Failed writing message. Aborting connection.
  25724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25730. Failed writing message. Aborting connection.
  25731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25737. Failed writing message. Aborting connection.
  25738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25744. Failed writing message. Aborting connection.
  25745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25751. Failed writing message. Aborting connection.
  25752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25758. Failed writing message. Aborting connection.
  25759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25765. Failed writing message. Aborting connection.
  25766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25772. Failed writing message. Aborting connection.
  25773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25779. Failed writing message. Aborting connection.
  25780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25786. Failed writing message. Aborting connection.
  25787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25793. Failed writing message. Aborting connection.
  25794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25800. Failed writing message. Aborting connection.
  25801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25807. Failed writing message. Aborting connection.
  25808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25814. Failed writing message. Aborting connection.
  25815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25821. Failed writing message. Aborting connection.
  25822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25828. Failed writing message. Aborting connection.
  25829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25835. Failed writing message. Aborting connection.
  25836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25842. Failed writing message. Aborting connection.
  25843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25849. Failed writing message. Aborting connection.
  25850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25856. Failed writing message. Aborting connection.
  25857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25863. Failed writing message. Aborting connection.
  25864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25870. Failed writing message. Aborting connection.
  25871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25877. Failed writing message. Aborting connection.
  25878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25884. Failed writing message. Aborting connection.
  25885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25891. Failed writing message. Aborting connection.
  25892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25898. Failed writing message. Aborting connection.
  25899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25905. Failed writing message. Aborting connection.
  25906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25912. Failed writing message. Aborting connection.
  25913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25919. Failed writing message. Aborting connection.
  25920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25926. Failed writing message. Aborting connection.
  25927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25933. Failed writing message. Aborting connection.
  25934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25940. Failed writing message. Aborting connection.
  25941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25947. Failed writing message. Aborting connection.
  25948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25954. Failed writing message. Aborting connection.
  25955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25961. Failed writing message. Aborting connection.
  25962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25968. Failed writing message. Aborting connection.
  25969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25975. Failed writing message. Aborting connection.
  25976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25982. Failed writing message. Aborting connection.
  25983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25989. Failed writing message. Aborting connection.
  25990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  25994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  25995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  25996. Failed writing message. Aborting connection.
  25997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  25998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  25999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26003. Failed writing message. Aborting connection.
  26004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26010. Failed writing message. Aborting connection.
  26011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26017. Failed writing message. Aborting connection.
  26018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26024. Failed writing message. Aborting connection.
  26025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26031. Failed writing message. Aborting connection.
  26032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26038. Failed writing message. Aborting connection.
  26039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26045. Failed writing message. Aborting connection.
  26046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26052. Failed writing message. Aborting connection.
  26053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26059. Failed writing message. Aborting connection.
  26060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26066. Failed writing message. Aborting connection.
  26067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26073. Failed writing message. Aborting connection.
  26074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26080. Failed writing message. Aborting connection.
  26081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26087. Failed writing message. Aborting connection.
  26088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26094. Failed writing message. Aborting connection.
  26095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26101. Failed writing message. Aborting connection.
  26102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26108. Failed writing message. Aborting connection.
  26109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26115. Failed writing message. Aborting connection.
  26116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26122. Failed writing message. Aborting connection.
  26123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26129. Failed writing message. Aborting connection.
  26130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26136. Failed writing message. Aborting connection.
  26137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26143. Failed writing message. Aborting connection.
  26144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26150. Failed writing message. Aborting connection.
  26151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26157. Failed writing message. Aborting connection.
  26158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26164. Failed writing message. Aborting connection.
  26165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26171. Failed writing message. Aborting connection.
  26172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26178. Failed writing message. Aborting connection.
  26179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26185. Failed writing message. Aborting connection.
  26186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26192. Failed writing message. Aborting connection.
  26193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26199. Failed writing message. Aborting connection.
  26200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26206. Failed writing message. Aborting connection.
  26207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26213. Failed writing message. Aborting connection.
  26214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26220. Failed writing message. Aborting connection.
  26221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26227. Failed writing message. Aborting connection.
  26228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26234. Failed writing message. Aborting connection.
  26235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26241. Failed writing message. Aborting connection.
  26242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26248. Failed writing message. Aborting connection.
  26249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26254. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26255. Failed writing message. Aborting connection.
  26256. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26257. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26258. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26259. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26260. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26261. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26262. Failed writing message. Aborting connection.
  26263. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26264. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26265. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26266. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26267. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26268. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26269. Failed writing message. Aborting connection.
  26270. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26271. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26272. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26273. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26274. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26275. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26276. Failed writing message. Aborting connection.
  26277. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26278. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26279. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26280. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26281. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26282. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26283. Failed writing message. Aborting connection.
  26284. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26285. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26286. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26287. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26288. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26290. Failed writing message. Aborting connection.
  26291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26297. Failed writing message. Aborting connection.
  26298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26304. Failed writing message. Aborting connection.
  26305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26311. Failed writing message. Aborting connection.
  26312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26318. Failed writing message. Aborting connection.
  26319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26325. Failed writing message. Aborting connection.
  26326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26332. Failed writing message. Aborting connection.
  26333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26339. Failed writing message. Aborting connection.
  26340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26346. Failed writing message. Aborting connection.
  26347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26353. Failed writing message. Aborting connection.
  26354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26360. Failed writing message. Aborting connection.
  26361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26367. Failed writing message. Aborting connection.
  26368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26374. Failed writing message. Aborting connection.
  26375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26381. Failed writing message. Aborting connection.
  26382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26388. Failed writing message. Aborting connection.
  26389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26395. Failed writing message. Aborting connection.
  26396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26402. Failed writing message. Aborting connection.
  26403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26409. Failed writing message. Aborting connection.
  26410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26416. Failed writing message. Aborting connection.
  26417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26423. Failed writing message. Aborting connection.
  26424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26430. Failed writing message. Aborting connection.
  26431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26436. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26437. Failed writing message. Aborting connection.
  26438. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26439. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26440. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26441. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26442. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26443. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26444. Failed writing message. Aborting connection.
  26445. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26446. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26447. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26448. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26449. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26450. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26451. Failed writing message. Aborting connection.
  26452. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26453. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26454. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26455. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26456. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26457. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26458. Failed writing message. Aborting connection.
  26459. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26460. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26461. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26462. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26463. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26464. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26465. Failed writing message. Aborting connection.
  26466. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26467. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26468. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26469. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26470. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26471. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26472. Failed writing message. Aborting connection.
  26473. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26474. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26475. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26476. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26477. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26479. Failed writing message. Aborting connection.
  26480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26486. Failed writing message. Aborting connection.
  26487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26493. Failed writing message. Aborting connection.
  26494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26500. Failed writing message. Aborting connection.
  26501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26507. Failed writing message. Aborting connection.
  26508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26514. Failed writing message. Aborting connection.
  26515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26521. Failed writing message. Aborting connection.
  26522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26528. Failed writing message. Aborting connection.
  26529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26535. Failed writing message. Aborting connection.
  26536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26542. Failed writing message. Aborting connection.
  26543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26549. Failed writing message. Aborting connection.
  26550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26556. Failed writing message. Aborting connection.
  26557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26563. Failed writing message. Aborting connection.
  26564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26570. Failed writing message. Aborting connection.
  26571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26577. Failed writing message. Aborting connection.
  26578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26584. Failed writing message. Aborting connection.
  26585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26591. Failed writing message. Aborting connection.
  26592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26598. Failed writing message. Aborting connection.
  26599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26605. Failed writing message. Aborting connection.
  26606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26612. Failed writing message. Aborting connection.
  26613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26619. Failed writing message. Aborting connection.
  26620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26626. Failed writing message. Aborting connection.
  26627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26633. Failed writing message. Aborting connection.
  26634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26640. Failed writing message. Aborting connection.
  26641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26647. Failed writing message. Aborting connection.
  26648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26654. Failed writing message. Aborting connection.
  26655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26661. Failed writing message. Aborting connection.
  26662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26668. Failed writing message. Aborting connection.
  26669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26675. Failed writing message. Aborting connection.
  26676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26682. Failed writing message. Aborting connection.
  26683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26689. Failed writing message. Aborting connection.
  26690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26696. Failed writing message. Aborting connection.
  26697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26703. Failed writing message. Aborting connection.
  26704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26710. Failed writing message. Aborting connection.
  26711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26717. Failed writing message. Aborting connection.
  26718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26724. Failed writing message. Aborting connection.
  26725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26731. Failed writing message. Aborting connection.
  26732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26738. Failed writing message. Aborting connection.
  26739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26745. Failed writing message. Aborting connection.
  26746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26752. Failed writing message. Aborting connection.
  26753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26759. Failed writing message. Aborting connection.
  26760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26766. Failed writing message. Aborting connection.
  26767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26773. Failed writing message. Aborting connection.
  26774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26780. Failed writing message. Aborting connection.
  26781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26787. Failed writing message. Aborting connection.
  26788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26794. Failed writing message. Aborting connection.
  26795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26801. Failed writing message. Aborting connection.
  26802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26808. Failed writing message. Aborting connection.
  26809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26815. Failed writing message. Aborting connection.
  26816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26822. Failed writing message. Aborting connection.
  26823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26829. Failed writing message. Aborting connection.
  26830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26836. Failed writing message. Aborting connection.
  26837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26843. Failed writing message. Aborting connection.
  26844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26850. Failed writing message. Aborting connection.
  26851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26857. Failed writing message. Aborting connection.
  26858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26864. Failed writing message. Aborting connection.
  26865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26871. Failed writing message. Aborting connection.
  26872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26878. Failed writing message. Aborting connection.
  26879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26885. Failed writing message. Aborting connection.
  26886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26892. Failed writing message. Aborting connection.
  26893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26899. Failed writing message. Aborting connection.
  26900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26906. Failed writing message. Aborting connection.
  26907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26913. Failed writing message. Aborting connection.
  26914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26920. Failed writing message. Aborting connection.
  26921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26927. Failed writing message. Aborting connection.
  26928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26934. Failed writing message. Aborting connection.
  26935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26941. Failed writing message. Aborting connection.
  26942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26948. Failed writing message. Aborting connection.
  26949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26955. Failed writing message. Aborting connection.
  26956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26962. Failed writing message. Aborting connection.
  26963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26969. Failed writing message. Aborting connection.
  26970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26976. Failed writing message. Aborting connection.
  26977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26983. Failed writing message. Aborting connection.
  26984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26990. Failed writing message. Aborting connection.
  26991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  26993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  26995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  26996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  26997. Failed writing message. Aborting connection.
  26998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  26999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27004. Failed writing message. Aborting connection.
  27005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27011. Failed writing message. Aborting connection.
  27012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27018. Failed writing message. Aborting connection.
  27019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27025. Failed writing message. Aborting connection.
  27026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27032. Failed writing message. Aborting connection.
  27033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27039. Failed writing message. Aborting connection.
  27040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27046. Failed writing message. Aborting connection.
  27047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27053. Failed writing message. Aborting connection.
  27054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27060. Failed writing message. Aborting connection.
  27061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27066. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27067. Failed writing message. Aborting connection.
  27068. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27069. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27070. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27071. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27072. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27073. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27074. Failed writing message. Aborting connection.
  27075. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27076. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27077. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27078. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27079. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27080. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27081. Failed writing message. Aborting connection.
  27082. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27083. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27084. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27085. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27086. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27087. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27088. Failed writing message. Aborting connection.
  27089. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27090. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27091. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27092. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27093. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27094. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27095. Failed writing message. Aborting connection.
  27096. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27097. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27098. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27099. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27100. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27102. Failed writing message. Aborting connection.
  27103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27109. Failed writing message. Aborting connection.
  27110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27116. Failed writing message. Aborting connection.
  27117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27123. Failed writing message. Aborting connection.
  27124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27130. Failed writing message. Aborting connection.
  27131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27137. Failed writing message. Aborting connection.
  27138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27144. Failed writing message. Aborting connection.
  27145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27151. Failed writing message. Aborting connection.
  27152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27158. Failed writing message. Aborting connection.
  27159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27165. Failed writing message. Aborting connection.
  27166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27172. Failed writing message. Aborting connection.
  27173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27179. Failed writing message. Aborting connection.
  27180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27186. Failed writing message. Aborting connection.
  27187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27193. Failed writing message. Aborting connection.
  27194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27200. Failed writing message. Aborting connection.
  27201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27207. Failed writing message. Aborting connection.
  27208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27214. Failed writing message. Aborting connection.
  27215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27221. Failed writing message. Aborting connection.
  27222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27228. Failed writing message. Aborting connection.
  27229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27235. Failed writing message. Aborting connection.
  27236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27242. Failed writing message. Aborting connection.
  27243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27249. Failed writing message. Aborting connection.
  27250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27256. Failed writing message. Aborting connection.
  27257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27263. Failed writing message. Aborting connection.
  27264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27270. Failed writing message. Aborting connection.
  27271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27277. Failed writing message. Aborting connection.
  27278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27284. Failed writing message. Aborting connection.
  27285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27291. Failed writing message. Aborting connection.
  27292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27298. Failed writing message. Aborting connection.
  27299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27305. Failed writing message. Aborting connection.
  27306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27312. Failed writing message. Aborting connection.
  27313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27319. Failed writing message. Aborting connection.
  27320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27326. Failed writing message. Aborting connection.
  27327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27333. Failed writing message. Aborting connection.
  27334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27340. Failed writing message. Aborting connection.
  27341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27347. Failed writing message. Aborting connection.
  27348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27354. Failed writing message. Aborting connection.
  27355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27361. Failed writing message. Aborting connection.
  27362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27368. Failed writing message. Aborting connection.
  27369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27375. Failed writing message. Aborting connection.
  27376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27382. Failed writing message. Aborting connection.
  27383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27389. Failed writing message. Aborting connection.
  27390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27396. Failed writing message. Aborting connection.
  27397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27403. Failed writing message. Aborting connection.
  27404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27410. Failed writing message. Aborting connection.
  27411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27417. Failed writing message. Aborting connection.
  27418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27424. Failed writing message. Aborting connection.
  27425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27431. Failed writing message. Aborting connection.
  27432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27438. Failed writing message. Aborting connection.
  27439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27445. Failed writing message. Aborting connection.
  27446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27452. Failed writing message. Aborting connection.
  27453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27459. Failed writing message. Aborting connection.
  27460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27466. Failed writing message. Aborting connection.
  27467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27473. Failed writing message. Aborting connection.
  27474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27480. Failed writing message. Aborting connection.
  27481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27487. Failed writing message. Aborting connection.
  27488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27494. Failed writing message. Aborting connection.
  27495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27501. Failed writing message. Aborting connection.
  27502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27508. Failed writing message. Aborting connection.
  27509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27515. Failed writing message. Aborting connection.
  27516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27522. Failed writing message. Aborting connection.
  27523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27529. Failed writing message. Aborting connection.
  27530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27536. Failed writing message. Aborting connection.
  27537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27543. Failed writing message. Aborting connection.
  27544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27550. Failed writing message. Aborting connection.
  27551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27557. Failed writing message. Aborting connection.
  27558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27564. Failed writing message. Aborting connection.
  27565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27571. Failed writing message. Aborting connection.
  27572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27578. Failed writing message. Aborting connection.
  27579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27585. Failed writing message. Aborting connection.
  27586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27592. Failed writing message. Aborting connection.
  27593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27599. Failed writing message. Aborting connection.
  27600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27606. Failed writing message. Aborting connection.
  27607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27613. Failed writing message. Aborting connection.
  27614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27620. Failed writing message. Aborting connection.
  27621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27627. Failed writing message. Aborting connection.
  27628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27634. Failed writing message. Aborting connection.
  27635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27641. Failed writing message. Aborting connection.
  27642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27648. Failed writing message. Aborting connection.
  27649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27655. Failed writing message. Aborting connection.
  27656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27662. Failed writing message. Aborting connection.
  27663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27669. Failed writing message. Aborting connection.
  27670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27676. Failed writing message. Aborting connection.
  27677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27683. Failed writing message. Aborting connection.
  27684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27690. Failed writing message. Aborting connection.
  27691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27697. Failed writing message. Aborting connection.
  27698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27704. Failed writing message. Aborting connection.
  27705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27711. Failed writing message. Aborting connection.
  27712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27718. Failed writing message. Aborting connection.
  27719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27725. Failed writing message. Aborting connection.
  27726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27732. Failed writing message. Aborting connection.
  27733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27739. Failed writing message. Aborting connection.
  27740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27746. Failed writing message. Aborting connection.
  27747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27753. Failed writing message. Aborting connection.
  27754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27760. Failed writing message. Aborting connection.
  27761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27767. Failed writing message. Aborting connection.
  27768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27774. Failed writing message. Aborting connection.
  27775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27781. Failed writing message. Aborting connection.
  27782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27788. Failed writing message. Aborting connection.
  27789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27795. Failed writing message. Aborting connection.
  27796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27801. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27802. Failed writing message. Aborting connection.
  27803. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27804. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27805. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27806. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27807. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27808. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27809. Failed writing message. Aborting connection.
  27810. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27811. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27812. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27813. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27814. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27815. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27816. Failed writing message. Aborting connection.
  27817. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27818. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27819. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27820. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27821. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27822. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27823. Failed writing message. Aborting connection.
  27824. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27825. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27826. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27827. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27828. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27829. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27830. Failed writing message. Aborting connection.
  27831. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27832. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27833. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27834. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27835. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27836. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27837. Failed writing message. Aborting connection.
  27838. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27839. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27840. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27841. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27842. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27843. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27844. Failed writing message. Aborting connection.
  27845. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27846. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27847. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27848. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27849. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27850. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27851. Failed writing message. Aborting connection.
  27852. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27853. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27854. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27855. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27856. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27857. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27858. Failed writing message. Aborting connection.
  27859. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27860. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27861. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27862. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27863. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27864. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27865. Failed writing message. Aborting connection.
  27866. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27867. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27868. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27869. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27870. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27871. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27872. Failed writing message. Aborting connection.
  27873. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27874. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27875. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27876. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27877. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27878. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27879. Failed writing message. Aborting connection.
  27880. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27881. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27882. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27883. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27884. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27885. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27886. Failed writing message. Aborting connection.
  27887. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27888. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27889. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27890. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27891. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27892. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27893. Failed writing message. Aborting connection.
  27894. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27895. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27896. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27897. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27898. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27899. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27900. Failed writing message. Aborting connection.
  27901. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27902. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27903. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27904. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27905. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27906. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27907. Failed writing message. Aborting connection.
  27908. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27909. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27910. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27911. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27912. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27913. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27914. Failed writing message. Aborting connection.
  27915. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27916. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27917. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27918. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27919. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27920. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27921. Failed writing message. Aborting connection.
  27922. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27923. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27924. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27925. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27926. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27927. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27928. Failed writing message. Aborting connection.
  27929. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27930. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27931. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27932. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27933. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27934. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27935. Failed writing message. Aborting connection.
  27936. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27937. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27938. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27939. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27940. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27941. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27942. Failed writing message. Aborting connection.
  27943. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27944. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27945. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27946. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27947. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27948. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27949. Failed writing message. Aborting connection.
  27950. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27951. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27952. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27953. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27954. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27955. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27956. Failed writing message. Aborting connection.
  27957. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27958. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27959. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27960. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27961. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27962. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27963. Failed writing message. Aborting connection.
  27964. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27965. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27966. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27967. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27968. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27969. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27970. Failed writing message. Aborting connection.
  27971. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27972. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27973. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27974. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27975. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27976. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27977. Failed writing message. Aborting connection.
  27978. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27979. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27980. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27981. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27982. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27983. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27984. Failed writing message. Aborting connection.
  27985. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27986. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27987. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27988. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27989. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27990. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27991. Failed writing message. Aborting connection.
  27992. System.InvalidOperationException: Writing is not allowed after writer was completed.
  27993. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  27994. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27995. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  27996. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  27997. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  27998. Failed writing message. Aborting connection.
  27999. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28000. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28001. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28002. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28003. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28004. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28005. Failed writing message. Aborting connection.
  28006. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28007. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28008. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28009. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28010. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28011. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28012. Failed writing message. Aborting connection.
  28013. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28014. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28015. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28016. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28017. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28018. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28019. Failed writing message. Aborting connection.
  28020. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28021. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28022. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28023. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28024. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28025. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28026. Failed writing message. Aborting connection.
  28027. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28028. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28029. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28030. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28031. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28032. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28033. Failed writing message. Aborting connection.
  28034. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28035. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28036. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28037. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28038. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28039. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28040. Failed writing message. Aborting connection.
  28041. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28042. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28043. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28044. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28045. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28046. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28047. Failed writing message. Aborting connection.
  28048. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28049. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28050. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28051. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28052. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28053. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28054. Failed writing message. Aborting connection.
  28055. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28056. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28057. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28058. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28059. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28060. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28061. Failed writing message. Aborting connection.
  28062. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28063. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28064. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28065. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28066. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28067. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28068. Failed writing message. Aborting connection.
  28069. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28070. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28071. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28072. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28073. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28074. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28075. Failed writing message. Aborting connection.
  28076. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28077. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28078. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28079. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28080. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28081. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28082. Failed writing message. Aborting connection.
  28083. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28084. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28085. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28086. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28087. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28088. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28089. Failed writing message. Aborting connection.
  28090. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28091. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28092. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28093. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28094. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28095. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28096. Failed writing message. Aborting connection.
  28097. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28098. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28099. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28100. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28101. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28102. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28103. Failed writing message. Aborting connection.
  28104. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28105. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28106. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28107. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28108. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28110. Failed writing message. Aborting connection.
  28111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28117. Failed writing message. Aborting connection.
  28118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28124. Failed writing message. Aborting connection.
  28125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28130. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28131. Failed writing message. Aborting connection.
  28132. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28133. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28134. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28135. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28136. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28137. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28138. Failed writing message. Aborting connection.
  28139. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28140. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28141. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28142. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28143. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28144. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28145. Failed writing message. Aborting connection.
  28146. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28147. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28148. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28149. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28150. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28151. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28152. Failed writing message. Aborting connection.
  28153. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28154. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28155. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28156. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28157. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28158. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28159. Failed writing message. Aborting connection.
  28160. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28161. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28162. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28163. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28164. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28165. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28166. Failed writing message. Aborting connection.
  28167. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28168. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28169. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28170. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28171. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28172. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28173. Failed writing message. Aborting connection.
  28174. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28175. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28176. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28177. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28178. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28179. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28180. Failed writing message. Aborting connection.
  28181. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28182. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28183. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28184. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28185. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28186. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28187. Failed writing message. Aborting connection.
  28188. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28189. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28190. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28191. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28192. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28193. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28194. Failed writing message. Aborting connection.
  28195. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28196. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28197. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28198. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28199. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28200. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28201. Failed writing message. Aborting connection.
  28202. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28203. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28204. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28205. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28206. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28207. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28208. Failed writing message. Aborting connection.
  28209. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28210. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28211. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28212. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28213. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28214. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28215. Failed writing message. Aborting connection.
  28216. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28217. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28218. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28219. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28220. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28221. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28222. Failed writing message. Aborting connection.
  28223. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28224. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28225. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28226. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28227. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28228. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28229. Failed writing message. Aborting connection.
  28230. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28231. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28232. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28233. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28234. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28235. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28236. Failed writing message. Aborting connection.
  28237. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28238. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28239. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28240. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28241. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28242. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28243. Failed writing message. Aborting connection.
  28244. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28245. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28246. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28247. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28248. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28249. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28250. Failed writing message. Aborting connection.
  28251. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28252. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28253. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28254. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28255. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28257. Failed writing message. Aborting connection.
  28258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28264. Failed writing message. Aborting connection.
  28265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28271. Failed writing message. Aborting connection.
  28272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28278. Failed writing message. Aborting connection.
  28279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28285. Failed writing message. Aborting connection.
  28286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28292. Failed writing message. Aborting connection.
  28293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28299. Failed writing message. Aborting connection.
  28300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28306. Failed writing message. Aborting connection.
  28307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28313. Failed writing message. Aborting connection.
  28314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28320. Failed writing message. Aborting connection.
  28321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28327. Failed writing message. Aborting connection.
  28328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28334. Failed writing message. Aborting connection.
  28335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28341. Failed writing message. Aborting connection.
  28342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28348. Failed writing message. Aborting connection.
  28349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28355. Failed writing message. Aborting connection.
  28356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28361. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28362. Failed writing message. Aborting connection.
  28363. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28364. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28365. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28366. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28367. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28368. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28369. Failed writing message. Aborting connection.
  28370. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28371. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28372. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28373. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28374. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28375. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28376. Failed writing message. Aborting connection.
  28377. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28378. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28379. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28380. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28381. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28382. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28383. Failed writing message. Aborting connection.
  28384. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28385. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28386. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28387. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28388. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28389. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28390. Failed writing message. Aborting connection.
  28391. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28392. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28393. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28394. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28395. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28396. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28397. Failed writing message. Aborting connection.
  28398. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28399. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28400. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28401. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28402. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28403. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28404. Failed writing message. Aborting connection.
  28405. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28406. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28407. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28408. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28409. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28410. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28411. Failed writing message. Aborting connection.
  28412. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28413. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28414. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28415. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28416. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28417. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28418. Failed writing message. Aborting connection.
  28419. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28420. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28421. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28422. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28423. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28424. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28425. Failed writing message. Aborting connection.
  28426. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28427. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28428. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28429. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28430. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28431. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28432. Failed writing message. Aborting connection.
  28433. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28434. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28435. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28436. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28437. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28439. Failed writing message. Aborting connection.
  28440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28446. Failed writing message. Aborting connection.
  28447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28453. Failed writing message. Aborting connection.
  28454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28460. Failed writing message. Aborting connection.
  28461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28467. Failed writing message. Aborting connection.
  28468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28474. Failed writing message. Aborting connection.
  28475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28481. Failed writing message. Aborting connection.
  28482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28488. Failed writing message. Aborting connection.
  28489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28495. Failed writing message. Aborting connection.
  28496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28502. Failed writing message. Aborting connection.
  28503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28509. Failed writing message. Aborting connection.
  28510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28516. Failed writing message. Aborting connection.
  28517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28523. Failed writing message. Aborting connection.
  28524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28530. Failed writing message. Aborting connection.
  28531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28537. Failed writing message. Aborting connection.
  28538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28544. Failed writing message. Aborting connection.
  28545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28551. Failed writing message. Aborting connection.
  28552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28558. Failed writing message. Aborting connection.
  28559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28565. Failed writing message. Aborting connection.
  28566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28572. Failed writing message. Aborting connection.
  28573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28579. Failed writing message. Aborting connection.
  28580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28586. Failed writing message. Aborting connection.
  28587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28593. Failed writing message. Aborting connection.
  28594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28600. Failed writing message. Aborting connection.
  28601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28607. Failed writing message. Aborting connection.
  28608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28614. Failed writing message. Aborting connection.
  28615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28621. Failed writing message. Aborting connection.
  28622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28628. Failed writing message. Aborting connection.
  28629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28635. Failed writing message. Aborting connection.
  28636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28642. Failed writing message. Aborting connection.
  28643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28649. Failed writing message. Aborting connection.
  28650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28656. Failed writing message. Aborting connection.
  28657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28663. Failed writing message. Aborting connection.
  28664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28670. Failed writing message. Aborting connection.
  28671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28677. Failed writing message. Aborting connection.
  28678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28684. Failed writing message. Aborting connection.
  28685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28691. Failed writing message. Aborting connection.
  28692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28698. Failed writing message. Aborting connection.
  28699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28705. Failed writing message. Aborting connection.
  28706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28712. Failed writing message. Aborting connection.
  28713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28719. Failed writing message. Aborting connection.
  28720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28726. Failed writing message. Aborting connection.
  28727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28733. Failed writing message. Aborting connection.
  28734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28740. Failed writing message. Aborting connection.
  28741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28747. Failed writing message. Aborting connection.
  28748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28754. Failed writing message. Aborting connection.
  28755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28761. Failed writing message. Aborting connection.
  28762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28768. Failed writing message. Aborting connection.
  28769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28775. Failed writing message. Aborting connection.
  28776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28782. Failed writing message. Aborting connection.
  28783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28789. Failed writing message. Aborting connection.
  28790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28796. Failed writing message. Aborting connection.
  28797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28803. Failed writing message. Aborting connection.
  28804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28810. Failed writing message. Aborting connection.
  28811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28817. Failed writing message. Aborting connection.
  28818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28824. Failed writing message. Aborting connection.
  28825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28831. Failed writing message. Aborting connection.
  28832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28838. Failed writing message. Aborting connection.
  28839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28845. Failed writing message. Aborting connection.
  28846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28852. Failed writing message. Aborting connection.
  28853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28859. Failed writing message. Aborting connection.
  28860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28866. Failed writing message. Aborting connection.
  28867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28873. Failed writing message. Aborting connection.
  28874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28880. Failed writing message. Aborting connection.
  28881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28887. Failed writing message. Aborting connection.
  28888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28894. Failed writing message. Aborting connection.
  28895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28901. Failed writing message. Aborting connection.
  28902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28908. Failed writing message. Aborting connection.
  28909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28915. Failed writing message. Aborting connection.
  28916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28922. Failed writing message. Aborting connection.
  28923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28929. Failed writing message. Aborting connection.
  28930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28936. Failed writing message. Aborting connection.
  28937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28943. Failed writing message. Aborting connection.
  28944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28950. Failed writing message. Aborting connection.
  28951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28957. Failed writing message. Aborting connection.
  28958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28964. Failed writing message. Aborting connection.
  28965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28971. Failed writing message. Aborting connection.
  28972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28978. Failed writing message. Aborting connection.
  28979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28985. Failed writing message. Aborting connection.
  28986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28992. Failed writing message. Aborting connection.
  28993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  28994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  28995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  28997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  28998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  28999. Failed writing message. Aborting connection.
  29000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29006. Failed writing message. Aborting connection.
  29007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29013. Failed writing message. Aborting connection.
  29014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29020. Failed writing message. Aborting connection.
  29021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29027. Failed writing message. Aborting connection.
  29028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29034. Failed writing message. Aborting connection.
  29035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29041. Failed writing message. Aborting connection.
  29042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29048. Failed writing message. Aborting connection.
  29049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29055. Failed writing message. Aborting connection.
  29056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29062. Failed writing message. Aborting connection.
  29063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29069. Failed writing message. Aborting connection.
  29070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29076. Failed writing message. Aborting connection.
  29077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29083. Failed writing message. Aborting connection.
  29084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29090. Failed writing message. Aborting connection.
  29091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29097. Failed writing message. Aborting connection.
  29098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29104. Failed writing message. Aborting connection.
  29105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29111. Failed writing message. Aborting connection.
  29112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29118. Failed writing message. Aborting connection.
  29119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29125. Failed writing message. Aborting connection.
  29126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29132. Failed writing message. Aborting connection.
  29133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29139. Failed writing message. Aborting connection.
  29140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29146. Failed writing message. Aborting connection.
  29147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29153. Failed writing message. Aborting connection.
  29154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29160. Failed writing message. Aborting connection.
  29161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29167. Failed writing message. Aborting connection.
  29168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29174. Failed writing message. Aborting connection.
  29175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29181. Failed writing message. Aborting connection.
  29182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29188. Failed writing message. Aborting connection.
  29189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29195. Failed writing message. Aborting connection.
  29196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29202. Failed writing message. Aborting connection.
  29203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29209. Failed writing message. Aborting connection.
  29210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29216. Failed writing message. Aborting connection.
  29217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29223. Failed writing message. Aborting connection.
  29224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29230. Failed writing message. Aborting connection.
  29231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29237. Failed writing message. Aborting connection.
  29238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29244. Failed writing message. Aborting connection.
  29245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29251. Failed writing message. Aborting connection.
  29252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29258. Failed writing message. Aborting connection.
  29259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29265. Failed writing message. Aborting connection.
  29266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29272. Failed writing message. Aborting connection.
  29273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29279. Failed writing message. Aborting connection.
  29280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29286. Failed writing message. Aborting connection.
  29287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29293. Failed writing message. Aborting connection.
  29294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29300. Failed writing message. Aborting connection.
  29301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29307. Failed writing message. Aborting connection.
  29308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29314. Failed writing message. Aborting connection.
  29315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29321. Failed writing message. Aborting connection.
  29322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29328. Failed writing message. Aborting connection.
  29329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29335. Failed writing message. Aborting connection.
  29336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29342. Failed writing message. Aborting connection.
  29343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29349. Failed writing message. Aborting connection.
  29350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29356. Failed writing message. Aborting connection.
  29357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29363. Failed writing message. Aborting connection.
  29364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29370. Failed writing message. Aborting connection.
  29371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29377. Failed writing message. Aborting connection.
  29378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29384. Failed writing message. Aborting connection.
  29385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29391. Failed writing message. Aborting connection.
  29392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29398. Failed writing message. Aborting connection.
  29399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29405. Failed writing message. Aborting connection.
  29406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29412. Failed writing message. Aborting connection.
  29413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29419. Failed writing message. Aborting connection.
  29420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29426. Failed writing message. Aborting connection.
  29427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29433. Failed writing message. Aborting connection.
  29434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29440. Failed writing message. Aborting connection.
  29441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29446. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  29447. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:04 +00:00".
  29448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29449. Failed writing message. Aborting connection.
  29450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29456. Failed writing message. Aborting connection.
  29457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29463. Failed writing message. Aborting connection.
  29464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29470. Failed writing message. Aborting connection.
  29471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29477. Failed writing message. Aborting connection.
  29478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29484. Failed writing message. Aborting connection.
  29485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29491. Failed writing message. Aborting connection.
  29492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29498. Failed writing message. Aborting connection.
  29499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29505. Failed writing message. Aborting connection.
  29506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29512. Failed writing message. Aborting connection.
  29513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29519. Failed writing message. Aborting connection.
  29520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29526. Failed writing message. Aborting connection.
  29527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29533. Failed writing message. Aborting connection.
  29534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29540. Failed writing message. Aborting connection.
  29541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29547. Failed writing message. Aborting connection.
  29548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29554. Failed writing message. Aborting connection.
  29555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29560. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  29561. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:04 +00:00".
  29562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29563. Failed writing message. Aborting connection.
  29564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29570. Failed writing message. Aborting connection.
  29571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29577. Failed writing message. Aborting connection.
  29578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29584. Failed writing message. Aborting connection.
  29585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29591. Failed writing message. Aborting connection.
  29592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29598. Failed writing message. Aborting connection.
  29599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29605. Failed writing message. Aborting connection.
  29606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29612. Failed writing message. Aborting connection.
  29613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29619. Failed writing message. Aborting connection.
  29620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29626. Failed writing message. Aborting connection.
  29627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29633. Failed writing message. Aborting connection.
  29634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29640. Failed writing message. Aborting connection.
  29641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29647. Failed writing message. Aborting connection.
  29648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29654. Failed writing message. Aborting connection.
  29655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29661. Failed writing message. Aborting connection.
  29662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29668. Failed writing message. Aborting connection.
  29669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29675. Failed writing message. Aborting connection.
  29676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29682. Failed writing message. Aborting connection.
  29683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29689. Failed writing message. Aborting connection.
  29690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29696. Failed writing message. Aborting connection.
  29697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29703. Failed writing message. Aborting connection.
  29704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29710. Failed writing message. Aborting connection.
  29711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29717. Failed writing message. Aborting connection.
  29718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29724. Failed writing message. Aborting connection.
  29725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29731. Failed writing message. Aborting connection.
  29732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29738. Failed writing message. Aborting connection.
  29739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29745. Failed writing message. Aborting connection.
  29746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29752. Failed writing message. Aborting connection.
  29753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29759. Failed writing message. Aborting connection.
  29760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29766. Failed writing message. Aborting connection.
  29767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29773. Failed writing message. Aborting connection.
  29774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29780. Failed writing message. Aborting connection.
  29781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29787. Failed writing message. Aborting connection.
  29788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29794. Failed writing message. Aborting connection.
  29795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29801. Failed writing message. Aborting connection.
  29802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29808. Failed writing message. Aborting connection.
  29809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29815. Failed writing message. Aborting connection.
  29816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29822. Failed writing message. Aborting connection.
  29823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29829. Failed writing message. Aborting connection.
  29830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29836. Failed writing message. Aborting connection.
  29837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29843. Failed writing message. Aborting connection.
  29844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29850. Failed writing message. Aborting connection.
  29851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29857. Failed writing message. Aborting connection.
  29858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29864. Failed writing message. Aborting connection.
  29865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29871. Failed writing message. Aborting connection.
  29872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29878. Failed writing message. Aborting connection.
  29879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29885. Failed writing message. Aborting connection.
  29886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29892. Failed writing message. Aborting connection.
  29893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29899. Failed writing message. Aborting connection.
  29900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29906. Failed writing message. Aborting connection.
  29907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29913. Failed writing message. Aborting connection.
  29914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29920. Failed writing message. Aborting connection.
  29921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29927. Failed writing message. Aborting connection.
  29928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29934. Failed writing message. Aborting connection.
  29935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29941. Failed writing message. Aborting connection.
  29942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29948. Failed writing message. Aborting connection.
  29949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29955. Failed writing message. Aborting connection.
  29956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29962. Failed writing message. Aborting connection.
  29963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29969. Failed writing message. Aborting connection.
  29970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29976. Failed writing message. Aborting connection.
  29977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29983. Failed writing message. Aborting connection.
  29984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29990. Failed writing message. Aborting connection.
  29991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  29993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  29995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  29996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  29997. Failed writing message. Aborting connection.
  29998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  29999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30004. Failed writing message. Aborting connection.
  30005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30011. Failed writing message. Aborting connection.
  30012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30018. Failed writing message. Aborting connection.
  30019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30025. Failed writing message. Aborting connection.
  30026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30032. Failed writing message. Aborting connection.
  30033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30039. Failed writing message. Aborting connection.
  30040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30046. Failed writing message. Aborting connection.
  30047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30053. Failed writing message. Aborting connection.
  30054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30060. Failed writing message. Aborting connection.
  30061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30066. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30067. Failed writing message. Aborting connection.
  30068. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30069. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30070. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30071. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30072. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30073. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30074. Failed writing message. Aborting connection.
  30075. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30076. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30077. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30078. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30079. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30080. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30081. Failed writing message. Aborting connection.
  30082. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30083. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30084. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30085. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30086. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30087. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30088. Failed writing message. Aborting connection.
  30089. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30090. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30091. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30092. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30093. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30094. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30095. Failed writing message. Aborting connection.
  30096. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30097. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30098. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30099. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30100. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30102. Failed writing message. Aborting connection.
  30103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30109. Failed writing message. Aborting connection.
  30110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30116. Failed writing message. Aborting connection.
  30117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30123. Failed writing message. Aborting connection.
  30124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30130. Failed writing message. Aborting connection.
  30131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30137. Failed writing message. Aborting connection.
  30138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30144. Failed writing message. Aborting connection.
  30145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30151. Failed writing message. Aborting connection.
  30152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30158. Failed writing message. Aborting connection.
  30159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30165. Failed writing message. Aborting connection.
  30166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30172. Failed writing message. Aborting connection.
  30173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30179. Failed writing message. Aborting connection.
  30180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30186. Failed writing message. Aborting connection.
  30187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30193. Failed writing message. Aborting connection.
  30194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30200. Failed writing message. Aborting connection.
  30201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30207. Failed writing message. Aborting connection.
  30208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30214. Failed writing message. Aborting connection.
  30215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30221. Failed writing message. Aborting connection.
  30222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30228. Failed writing message. Aborting connection.
  30229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30235. Failed writing message. Aborting connection.
  30236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30242. Failed writing message. Aborting connection.
  30243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30249. Failed writing message. Aborting connection.
  30250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30256. Failed writing message. Aborting connection.
  30257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30263. Failed writing message. Aborting connection.
  30264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30270. Failed writing message. Aborting connection.
  30271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30277. Failed writing message. Aborting connection.
  30278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30284. Failed writing message. Aborting connection.
  30285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30291. Failed writing message. Aborting connection.
  30292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30298. Failed writing message. Aborting connection.
  30299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30305. Failed writing message. Aborting connection.
  30306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30312. Failed writing message. Aborting connection.
  30313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30319. Failed writing message. Aborting connection.
  30320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30326. Failed writing message. Aborting connection.
  30327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30333. Failed writing message. Aborting connection.
  30334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30340. Failed writing message. Aborting connection.
  30341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30347. Failed writing message. Aborting connection.
  30348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30354. Failed writing message. Aborting connection.
  30355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30361. Failed writing message. Aborting connection.
  30362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30368. Failed writing message. Aborting connection.
  30369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30375. Failed writing message. Aborting connection.
  30376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30382. Failed writing message. Aborting connection.
  30383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30389. Failed writing message. Aborting connection.
  30390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30396. Failed writing message. Aborting connection.
  30397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30403. Failed writing message. Aborting connection.
  30404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30410. Failed writing message. Aborting connection.
  30411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30417. Failed writing message. Aborting connection.
  30418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30424. Failed writing message. Aborting connection.
  30425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30431. Failed writing message. Aborting connection.
  30432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30438. Failed writing message. Aborting connection.
  30439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30445. Failed writing message. Aborting connection.
  30446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30452. Failed writing message. Aborting connection.
  30453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30459. Failed writing message. Aborting connection.
  30460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30466. Failed writing message. Aborting connection.
  30467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30473. Failed writing message. Aborting connection.
  30474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30480. Failed writing message. Aborting connection.
  30481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30487. Failed writing message. Aborting connection.
  30488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30494. Failed writing message. Aborting connection.
  30495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30501. Failed writing message. Aborting connection.
  30502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30508. Failed writing message. Aborting connection.
  30509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30515. Failed writing message. Aborting connection.
  30516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30522. Failed writing message. Aborting connection.
  30523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30529. Failed writing message. Aborting connection.
  30530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30536. Failed writing message. Aborting connection.
  30537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30543. Failed writing message. Aborting connection.
  30544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30550. Failed writing message. Aborting connection.
  30551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30557. Failed writing message. Aborting connection.
  30558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30564. Failed writing message. Aborting connection.
  30565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30571. Failed writing message. Aborting connection.
  30572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30578. Failed writing message. Aborting connection.
  30579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30585. Failed writing message. Aborting connection.
  30586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30592. Failed writing message. Aborting connection.
  30593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30599. Failed writing message. Aborting connection.
  30600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30606. Failed writing message. Aborting connection.
  30607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30613. Failed writing message. Aborting connection.
  30614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30620. Failed writing message. Aborting connection.
  30621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30627. Failed writing message. Aborting connection.
  30628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30634. Failed writing message. Aborting connection.
  30635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30641. Failed writing message. Aborting connection.
  30642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30648. Failed writing message. Aborting connection.
  30649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30655. Failed writing message. Aborting connection.
  30656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30662. Failed writing message. Aborting connection.
  30663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30669. Failed writing message. Aborting connection.
  30670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30676. Failed writing message. Aborting connection.
  30677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30683. Failed writing message. Aborting connection.
  30684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30690. Failed writing message. Aborting connection.
  30691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30697. Failed writing message. Aborting connection.
  30698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30704. Failed writing message. Aborting connection.
  30705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30711. Failed writing message. Aborting connection.
  30712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30718. Failed writing message. Aborting connection.
  30719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30725. Failed writing message. Aborting connection.
  30726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30732. Failed writing message. Aborting connection.
  30733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30739. Failed writing message. Aborting connection.
  30740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30746. Failed writing message. Aborting connection.
  30747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30753. Failed writing message. Aborting connection.
  30754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30760. Failed writing message. Aborting connection.
  30761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30767. Failed writing message. Aborting connection.
  30768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30774. Failed writing message. Aborting connection.
  30775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30781. Failed writing message. Aborting connection.
  30782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30788. Failed writing message. Aborting connection.
  30789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30795. Failed writing message. Aborting connection.
  30796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30801. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30802. Failed writing message. Aborting connection.
  30803. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30804. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30805. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30806. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30807. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30808. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30809. Failed writing message. Aborting connection.
  30810. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30811. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30812. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30813. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30814. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30815. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30816. Failed writing message. Aborting connection.
  30817. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30818. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30819. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30820. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30821. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30822. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30823. Failed writing message. Aborting connection.
  30824. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30825. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30826. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30827. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30828. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30829. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30830. Failed writing message. Aborting connection.
  30831. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30832. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30833. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30834. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30835. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30836. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30837. Failed writing message. Aborting connection.
  30838. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30839. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30840. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30841. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30842. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30843. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30844. Failed writing message. Aborting connection.
  30845. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30846. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30847. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30848. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30849. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30850. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30851. Failed writing message. Aborting connection.
  30852. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30853. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30854. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30855. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30856. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30857. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30858. Failed writing message. Aborting connection.
  30859. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30860. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30861. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30862. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30863. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30864. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30865. Failed writing message. Aborting connection.
  30866. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30867. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30868. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30869. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30870. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30871. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30872. Failed writing message. Aborting connection.
  30873. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30874. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30875. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30876. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30877. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30878. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30879. Failed writing message. Aborting connection.
  30880. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30881. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30882. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30883. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30884. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30885. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30886. Failed writing message. Aborting connection.
  30887. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30888. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30889. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30890. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30891. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30892. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30893. Failed writing message. Aborting connection.
  30894. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30895. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30896. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30897. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30898. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30899. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30900. Failed writing message. Aborting connection.
  30901. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30902. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30903. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30904. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30905. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30906. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30907. Failed writing message. Aborting connection.
  30908. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30909. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30910. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30911. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30912. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30913. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30914. Failed writing message. Aborting connection.
  30915. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30916. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30917. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30918. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30919. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30920. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30921. Failed writing message. Aborting connection.
  30922. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30923. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30924. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30925. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30926. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30927. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30928. Failed writing message. Aborting connection.
  30929. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30930. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30931. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30932. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30933. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30934. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30935. Failed writing message. Aborting connection.
  30936. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30937. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30938. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30939. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30940. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30941. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30942. Failed writing message. Aborting connection.
  30943. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30944. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30945. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30946. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30947. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30948. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30949. Failed writing message. Aborting connection.
  30950. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30951. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30952. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30953. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30954. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30955. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30956. Failed writing message. Aborting connection.
  30957. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30958. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30959. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30960. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30961. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30962. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30963. Failed writing message. Aborting connection.
  30964. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30965. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30966. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30967. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30968. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30969. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30970. Failed writing message. Aborting connection.
  30971. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30972. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30973. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30974. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30975. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30976. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30977. Failed writing message. Aborting connection.
  30978. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30979. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30980. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30981. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30982. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30983. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30984. Failed writing message. Aborting connection.
  30985. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30986. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30987. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30988. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30989. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30990. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30991. Failed writing message. Aborting connection.
  30992. System.InvalidOperationException: Writing is not allowed after writer was completed.
  30993. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  30994. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30995. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  30996. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  30997. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  30998. Failed writing message. Aborting connection.
  30999. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31000. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31001. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31002. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31003. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31004. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31005. Failed writing message. Aborting connection.
  31006. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31007. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31008. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31009. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31010. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31011. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31012. Failed writing message. Aborting connection.
  31013. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31014. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31015. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31016. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31017. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31018. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31019. Failed writing message. Aborting connection.
  31020. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31021. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31022. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31023. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31024. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31025. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31026. Failed writing message. Aborting connection.
  31027. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31028. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31029. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31030. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31031. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31032. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31033. Failed writing message. Aborting connection.
  31034. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31035. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31036. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31037. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31038. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31039. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31040. Failed writing message. Aborting connection.
  31041. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31042. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31043. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31044. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31045. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31046. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31047. Failed writing message. Aborting connection.
  31048. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31049. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31050. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31051. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31052. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31053. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31054. Failed writing message. Aborting connection.
  31055. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31056. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31057. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31058. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31059. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31060. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31061. Failed writing message. Aborting connection.
  31062. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31063. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31064. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31065. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31066. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31067. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31068. Failed writing message. Aborting connection.
  31069. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31070. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31071. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31072. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31073. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31074. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31075. Failed writing message. Aborting connection.
  31076. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31077. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31078. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31079. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31080. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31081. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31082. Failed writing message. Aborting connection.
  31083. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31084. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31085. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31086. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31087. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31088. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31089. Failed writing message. Aborting connection.
  31090. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31091. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31092. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31093. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31094. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31095. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31096. Failed writing message. Aborting connection.
  31097. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31098. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31099. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31100. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31101. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31102. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31103. Failed writing message. Aborting connection.
  31104. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31105. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31106. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31107. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31108. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31110. Failed writing message. Aborting connection.
  31111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31117. Failed writing message. Aborting connection.
  31118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31124. Failed writing message. Aborting connection.
  31125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31130. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  31131. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:05 +00:00".
  31132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31133. Failed writing message. Aborting connection.
  31134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31140. Failed writing message. Aborting connection.
  31141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31147. Failed writing message. Aborting connection.
  31148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31154. Failed writing message. Aborting connection.
  31155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31161. Failed writing message. Aborting connection.
  31162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31168. Failed writing message. Aborting connection.
  31169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31175. Failed writing message. Aborting connection.
  31176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31182. Failed writing message. Aborting connection.
  31183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31189. Failed writing message. Aborting connection.
  31190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31196. Failed writing message. Aborting connection.
  31197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31203. Failed writing message. Aborting connection.
  31204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31210. Failed writing message. Aborting connection.
  31211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31217. Failed writing message. Aborting connection.
  31218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31224. Failed writing message. Aborting connection.
  31225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31231. Failed writing message. Aborting connection.
  31232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31238. Failed writing message. Aborting connection.
  31239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31245. Failed writing message. Aborting connection.
  31246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31252. Failed writing message. Aborting connection.
  31253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31259. Failed writing message. Aborting connection.
  31260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31266. Failed writing message. Aborting connection.
  31267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31273. Failed writing message. Aborting connection.
  31274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31280. Failed writing message. Aborting connection.
  31281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31287. Failed writing message. Aborting connection.
  31288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31294. Failed writing message. Aborting connection.
  31295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31301. Failed writing message. Aborting connection.
  31302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31308. Failed writing message. Aborting connection.
  31309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31315. Failed writing message. Aborting connection.
  31316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31322. Failed writing message. Aborting connection.
  31323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31329. Failed writing message. Aborting connection.
  31330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31336. Failed writing message. Aborting connection.
  31337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31343. Failed writing message. Aborting connection.
  31344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31350. Failed writing message. Aborting connection.
  31351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31357. Failed writing message. Aborting connection.
  31358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31364. Failed writing message. Aborting connection.
  31365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31371. Failed writing message. Aborting connection.
  31372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31378. Failed writing message. Aborting connection.
  31379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31385. Failed writing message. Aborting connection.
  31386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31392. Failed writing message. Aborting connection.
  31393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31399. Failed writing message. Aborting connection.
  31400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31406. Failed writing message. Aborting connection.
  31407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31413. Failed writing message. Aborting connection.
  31414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31420. Failed writing message. Aborting connection.
  31421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31427. Failed writing message. Aborting connection.
  31428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31434. Failed writing message. Aborting connection.
  31435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31441. Failed writing message. Aborting connection.
  31442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31448. Failed writing message. Aborting connection.
  31449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31455. Failed writing message. Aborting connection.
  31456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31462. Failed writing message. Aborting connection.
  31463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31469. Failed writing message. Aborting connection.
  31470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31476. Failed writing message. Aborting connection.
  31477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31483. Failed writing message. Aborting connection.
  31484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31490. Failed writing message. Aborting connection.
  31491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31497. Failed writing message. Aborting connection.
  31498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31504. Failed writing message. Aborting connection.
  31505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31511. Failed writing message. Aborting connection.
  31512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31518. Failed writing message. Aborting connection.
  31519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31525. Failed writing message. Aborting connection.
  31526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31532. Failed writing message. Aborting connection.
  31533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31539. Failed writing message. Aborting connection.
  31540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31546. Failed writing message. Aborting connection.
  31547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31553. Failed writing message. Aborting connection.
  31554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31560. Failed writing message. Aborting connection.
  31561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31567. Failed writing message. Aborting connection.
  31568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31574. Failed writing message. Aborting connection.
  31575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31581. Failed writing message. Aborting connection.
  31582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31588. Failed writing message. Aborting connection.
  31589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31594. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31595. Failed writing message. Aborting connection.
  31596. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31597. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31598. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31599. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31600. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31601. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31602. Failed writing message. Aborting connection.
  31603. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31604. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31605. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31606. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31607. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31608. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31609. Failed writing message. Aborting connection.
  31610. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31611. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31612. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31613. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31614. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31615. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31616. Failed writing message. Aborting connection.
  31617. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31618. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31619. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31620. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31621. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31622. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31623. Failed writing message. Aborting connection.
  31624. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31625. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31626. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31627. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31628. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31629. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31630. Failed writing message. Aborting connection.
  31631. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31632. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31633. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31634. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31635. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31636. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31637. Failed writing message. Aborting connection.
  31638. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31639. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31640. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31641. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31642. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31643. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31644. Failed writing message. Aborting connection.
  31645. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31646. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31647. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31648. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31649. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31650. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31651. Failed writing message. Aborting connection.
  31652. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31653. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31654. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31655. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31656. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31657. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31658. Failed writing message. Aborting connection.
  31659. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31660. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31661. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31662. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31663. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31664. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31665. Failed writing message. Aborting connection.
  31666. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31667. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31668. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31669. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31670. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31671. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31672. Failed writing message. Aborting connection.
  31673. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31674. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31675. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31676. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31677. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31678. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31679. Failed writing message. Aborting connection.
  31680. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31681. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31682. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31683. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31684. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31685. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31686. Failed writing message. Aborting connection.
  31687. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31688. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31689. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31690. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31691. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31692. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31693. Failed writing message. Aborting connection.
  31694. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31695. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31696. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31697. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31698. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31699. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31700. Failed writing message. Aborting connection.
  31701. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31702. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31703. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31704. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31705. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31706. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31707. Failed writing message. Aborting connection.
  31708. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31709. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31710. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31711. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31712. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31713. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31714. Failed writing message. Aborting connection.
  31715. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31716. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31717. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31718. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31719. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31720. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31721. Failed writing message. Aborting connection.
  31722. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31723. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31724. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31725. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31726. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31727. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31728. Failed writing message. Aborting connection.
  31729. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31730. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31731. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31732. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31733. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31734. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31735. Failed writing message. Aborting connection.
  31736. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31737. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31738. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31739. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31740. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31741. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31742. Failed writing message. Aborting connection.
  31743. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31744. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31745. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31746. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31747. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31748. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31749. Failed writing message. Aborting connection.
  31750. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31751. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31752. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31753. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31754. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31755. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31756. Failed writing message. Aborting connection.
  31757. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31758. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31759. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31760. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31761. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31762. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31763. Failed writing message. Aborting connection.
  31764. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31765. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31766. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31767. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31768. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31769. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31770. Failed writing message. Aborting connection.
  31771. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31772. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31773. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31774. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31775. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31776. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31777. Failed writing message. Aborting connection.
  31778. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31779. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31780. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31781. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31782. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31783. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31784. Failed writing message. Aborting connection.
  31785. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31786. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31787. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31788. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31789. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31790. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31791. Failed writing message. Aborting connection.
  31792. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31793. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31794. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31795. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31796. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31797. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31798. Failed writing message. Aborting connection.
  31799. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31800. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31801. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31802. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31803. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31804. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31805. Failed writing message. Aborting connection.
  31806. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31807. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31808. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31809. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31810. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31811. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31812. Failed writing message. Aborting connection.
  31813. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31814. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31815. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31816. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31817. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31818. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31819. Failed writing message. Aborting connection.
  31820. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31821. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31822. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31823. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31824. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31825. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31826. Failed writing message. Aborting connection.
  31827. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31828. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31829. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31830. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31831. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31832. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31833. Failed writing message. Aborting connection.
  31834. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31835. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31836. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31837. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31838. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31839. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31840. Failed writing message. Aborting connection.
  31841. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31842. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31843. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31844. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31845. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31846. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31847. Failed writing message. Aborting connection.
  31848. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31849. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31850. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31851. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31852. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31853. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31854. Failed writing message. Aborting connection.
  31855. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31856. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31857. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31858. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31859. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31860. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31861. Failed writing message. Aborting connection.
  31862. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31863. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31864. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31865. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31866. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31867. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31868. Failed writing message. Aborting connection.
  31869. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31870. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31871. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31872. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31873. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31875. Failed writing message. Aborting connection.
  31876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31881. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31882. Failed writing message. Aborting connection.
  31883. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31884. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31885. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31886. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31887. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31888. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31889. Failed writing message. Aborting connection.
  31890. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31891. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31892. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31893. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31894. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31895. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31896. Failed writing message. Aborting connection.
  31897. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31898. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31899. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31900. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31901. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31902. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31903. Failed writing message. Aborting connection.
  31904. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31905. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31906. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31907. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31908. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31909. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31910. Failed writing message. Aborting connection.
  31911. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31912. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31913. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31914. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31915. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31916. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31917. Failed writing message. Aborting connection.
  31918. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31919. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31920. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31921. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31922. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31923. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31924. Failed writing message. Aborting connection.
  31925. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31926. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31927. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31928. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31929. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31930. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31931. Failed writing message. Aborting connection.
  31932. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31933. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31934. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31935. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31936. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31937. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31938. Failed writing message. Aborting connection.
  31939. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31940. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31941. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31942. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31943. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31944. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31945. Failed writing message. Aborting connection.
  31946. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31947. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31948. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31949. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31950. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31951. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31952. Failed writing message. Aborting connection.
  31953. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31954. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31955. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31956. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31957. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31958. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31959. Failed writing message. Aborting connection.
  31960. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31961. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31962. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31963. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31964. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31965. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31966. Failed writing message. Aborting connection.
  31967. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31968. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31969. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31970. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31971. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31972. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31973. Failed writing message. Aborting connection.
  31974. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31975. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31976. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31977. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31978. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31979. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31980. Failed writing message. Aborting connection.
  31981. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31982. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31983. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31984. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31985. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31986. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31987. Failed writing message. Aborting connection.
  31988. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31989. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31990. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31991. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31992. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  31993. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  31994. Failed writing message. Aborting connection.
  31995. System.InvalidOperationException: Writing is not allowed after writer was completed.
  31996. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  31997. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31998. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  31999. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32000. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32001. Failed writing message. Aborting connection.
  32002. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32003. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32004. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32005. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32006. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32007. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32008. Failed writing message. Aborting connection.
  32009. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32010. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32011. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32012. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32013. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32014. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32015. Failed writing message. Aborting connection.
  32016. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32017. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32018. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32019. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32020. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32021. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32022. Failed writing message. Aborting connection.
  32023. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32024. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32025. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32026. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32027. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32028. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32029. Failed writing message. Aborting connection.
  32030. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32031. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32032. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32033. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32034. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32035. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32036. Failed writing message. Aborting connection.
  32037. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32038. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32039. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32040. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32041. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32042. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32043. Failed writing message. Aborting connection.
  32044. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32045. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32046. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32047. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32048. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32049. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32050. Failed writing message. Aborting connection.
  32051. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32052. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32053. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32054. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32055. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32056. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32057. Failed writing message. Aborting connection.
  32058. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32059. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32060. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32061. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32062. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32063. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32064. Failed writing message. Aborting connection.
  32065. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32066. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32067. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32068. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32069. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32070. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32071. Failed writing message. Aborting connection.
  32072. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32073. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32074. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32075. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32076. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32077. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32078. Failed writing message. Aborting connection.
  32079. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32080. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32081. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32082. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32083. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32084. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32085. Failed writing message. Aborting connection.
  32086. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32087. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32088. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32089. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32090. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32091. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32092. Failed writing message. Aborting connection.
  32093. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32094. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32095. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32096. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32097. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32098. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32099. Failed writing message. Aborting connection.
  32100. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32101. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32102. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32103. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32104. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32105. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32106. Failed writing message. Aborting connection.
  32107. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32108. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32109. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32110. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32111. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32112. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32113. Failed writing message. Aborting connection.
  32114. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32115. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32116. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32117. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32118. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32119. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32120. Failed writing message. Aborting connection.
  32121. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32122. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32123. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32124. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32125. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32126. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32127. Failed writing message. Aborting connection.
  32128. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32129. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32130. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32131. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32132. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32133. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32134. Failed writing message. Aborting connection.
  32135. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32136. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32137. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32138. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32139. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32140. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32141. Failed writing message. Aborting connection.
  32142. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32143. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32144. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32145. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32146. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32148. Failed writing message. Aborting connection.
  32149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32155. Failed writing message. Aborting connection.
  32156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32162. Failed writing message. Aborting connection.
  32163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32169. Failed writing message. Aborting connection.
  32170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32176. Failed writing message. Aborting connection.
  32177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32183. Failed writing message. Aborting connection.
  32184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32190. Failed writing message. Aborting connection.
  32191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32197. Failed writing message. Aborting connection.
  32198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32204. Failed writing message. Aborting connection.
  32205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32211. Failed writing message. Aborting connection.
  32212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32218. Failed writing message. Aborting connection.
  32219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32225. Failed writing message. Aborting connection.
  32226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32232. Failed writing message. Aborting connection.
  32233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32239. Failed writing message. Aborting connection.
  32240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32246. Failed writing message. Aborting connection.
  32247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32253. Failed writing message. Aborting connection.
  32254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32260. Failed writing message. Aborting connection.
  32261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32267. Failed writing message. Aborting connection.
  32268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32274. Failed writing message. Aborting connection.
  32275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32281. Failed writing message. Aborting connection.
  32282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32287. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  32288. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:06 +00:00".
  32289. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32290. Failed writing message. Aborting connection.
  32291. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32292. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32293. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32294. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32295. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32296. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32297. Failed writing message. Aborting connection.
  32298. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32299. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32300. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32301. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32302. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32303. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32304. Failed writing message. Aborting connection.
  32305. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32306. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32307. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32308. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32309. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32310. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32311. Failed writing message. Aborting connection.
  32312. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32313. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32314. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32315. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32316. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32317. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32318. Failed writing message. Aborting connection.
  32319. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32320. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32321. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32322. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32323. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32324. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32325. Failed writing message. Aborting connection.
  32326. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32327. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32328. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32329. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32330. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32331. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32332. Failed writing message. Aborting connection.
  32333. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32334. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32335. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32336. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32337. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32338. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32339. Failed writing message. Aborting connection.
  32340. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32341. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32342. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32343. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32344. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32345. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32346. Failed writing message. Aborting connection.
  32347. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32348. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32349. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32350. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32351. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32352. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32353. Failed writing message. Aborting connection.
  32354. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32355. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32356. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32357. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32358. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32359. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32360. Failed writing message. Aborting connection.
  32361. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32362. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32363. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32364. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32365. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32366. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32367. Failed writing message. Aborting connection.
  32368. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32369. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32370. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32371. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32372. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32373. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32374. Failed writing message. Aborting connection.
  32375. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32376. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32377. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32378. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32379. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32380. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32381. Failed writing message. Aborting connection.
  32382. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32383. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32384. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32385. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32386. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32387. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32388. Failed writing message. Aborting connection.
  32389. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32390. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32391. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32392. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32393. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32394. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32395. Failed writing message. Aborting connection.
  32396. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32397. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32398. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32399. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32400. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32401. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32402. Failed writing message. Aborting connection.
  32403. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32404. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32405. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32406. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32407. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32408. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32409. Failed writing message. Aborting connection.
  32410. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32411. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32412. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32413. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32414. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32415. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32416. Failed writing message. Aborting connection.
  32417. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32418. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32419. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32420. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32421. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32422. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32423. Failed writing message. Aborting connection.
  32424. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32425. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32426. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32427. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32428. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32429. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32430. Failed writing message. Aborting connection.
  32431. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32432. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32433. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32434. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32435. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32436. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32437. Failed writing message. Aborting connection.
  32438. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32439. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32440. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32441. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32442. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32443. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32444. Failed writing message. Aborting connection.
  32445. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32446. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32447. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32448. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32449. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32450. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32451. Failed writing message. Aborting connection.
  32452. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32453. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32454. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32455. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32456. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32457. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32458. Failed writing message. Aborting connection.
  32459. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32460. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32461. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32462. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32463. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32464. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32465. Failed writing message. Aborting connection.
  32466. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32467. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32468. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32469. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32470. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32471. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32472. Failed writing message. Aborting connection.
  32473. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32474. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32475. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32476. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32477. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32479. Failed writing message. Aborting connection.
  32480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32486. Failed writing message. Aborting connection.
  32487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32493. Failed writing message. Aborting connection.
  32494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32500. Failed writing message. Aborting connection.
  32501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32507. Failed writing message. Aborting connection.
  32508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32514. Failed writing message. Aborting connection.
  32515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32521. Failed writing message. Aborting connection.
  32522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32528. Failed writing message. Aborting connection.
  32529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32535. Failed writing message. Aborting connection.
  32536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32542. Failed writing message. Aborting connection.
  32543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32549. Failed writing message. Aborting connection.
  32550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32556. Failed writing message. Aborting connection.
  32557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32563. Failed writing message. Aborting connection.
  32564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32570. Failed writing message. Aborting connection.
  32571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32577. Failed writing message. Aborting connection.
  32578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32584. Failed writing message. Aborting connection.
  32585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32591. Failed writing message. Aborting connection.
  32592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32598. Failed writing message. Aborting connection.
  32599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32605. Failed writing message. Aborting connection.
  32606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32612. Failed writing message. Aborting connection.
  32613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32619. Failed writing message. Aborting connection.
  32620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32626. Failed writing message. Aborting connection.
  32627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32633. Failed writing message. Aborting connection.
  32634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32640. Failed writing message. Aborting connection.
  32641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32647. Failed writing message. Aborting connection.
  32648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32654. Failed writing message. Aborting connection.
  32655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32661. Failed writing message. Aborting connection.
  32662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32668. Failed writing message. Aborting connection.
  32669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32675. Failed writing message. Aborting connection.
  32676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32682. Failed writing message. Aborting connection.
  32683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32689. Failed writing message. Aborting connection.
  32690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32696. Failed writing message. Aborting connection.
  32697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32703. Failed writing message. Aborting connection.
  32704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32710. Failed writing message. Aborting connection.
  32711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32717. Failed writing message. Aborting connection.
  32718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32724. Failed writing message. Aborting connection.
  32725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32731. Failed writing message. Aborting connection.
  32732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32738. Failed writing message. Aborting connection.
  32739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32745. Failed writing message. Aborting connection.
  32746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32752. Failed writing message. Aborting connection.
  32753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32759. Failed writing message. Aborting connection.
  32760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32766. Failed writing message. Aborting connection.
  32767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32773. Failed writing message. Aborting connection.
  32774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32780. Failed writing message. Aborting connection.
  32781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32787. Failed writing message. Aborting connection.
  32788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32794. Failed writing message. Aborting connection.
  32795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32801. Failed writing message. Aborting connection.
  32802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32808. Failed writing message. Aborting connection.
  32809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32815. Failed writing message. Aborting connection.
  32816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32822. Failed writing message. Aborting connection.
  32823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32829. Failed writing message. Aborting connection.
  32830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32836. Failed writing message. Aborting connection.
  32837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32843. Failed writing message. Aborting connection.
  32844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32850. Failed writing message. Aborting connection.
  32851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32857. Failed writing message. Aborting connection.
  32858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32864. Failed writing message. Aborting connection.
  32865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32871. Failed writing message. Aborting connection.
  32872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32878. Failed writing message. Aborting connection.
  32879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32885. Failed writing message. Aborting connection.
  32886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32892. Failed writing message. Aborting connection.
  32893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32899. Failed writing message. Aborting connection.
  32900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32906. Failed writing message. Aborting connection.
  32907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32913. Failed writing message. Aborting connection.
  32914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32920. Failed writing message. Aborting connection.
  32921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32927. Failed writing message. Aborting connection.
  32928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32934. Failed writing message. Aborting connection.
  32935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32941. Failed writing message. Aborting connection.
  32942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32948. Failed writing message. Aborting connection.
  32949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32955. Failed writing message. Aborting connection.
  32956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32962. Failed writing message. Aborting connection.
  32963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32969. Failed writing message. Aborting connection.
  32970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32976. Failed writing message. Aborting connection.
  32977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32983. Failed writing message. Aborting connection.
  32984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32990. Failed writing message. Aborting connection.
  32991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  32993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  32995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  32996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  32997. Failed writing message. Aborting connection.
  32998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  32999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33004. Failed writing message. Aborting connection.
  33005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33011. Failed writing message. Aborting connection.
  33012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33018. Failed writing message. Aborting connection.
  33019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33025. Failed writing message. Aborting connection.
  33026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33032. Failed writing message. Aborting connection.
  33033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33039. Failed writing message. Aborting connection.
  33040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33046. Failed writing message. Aborting connection.
  33047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33053. Failed writing message. Aborting connection.
  33054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33060. Failed writing message. Aborting connection.
  33061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33066. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33067. Failed writing message. Aborting connection.
  33068. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33069. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33070. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33071. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33072. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33073. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33074. Failed writing message. Aborting connection.
  33075. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33076. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33077. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33078. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33079. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33080. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33081. Failed writing message. Aborting connection.
  33082. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33083. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33084. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33085. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33086. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33087. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33088. Failed writing message. Aborting connection.
  33089. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33090. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33091. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33092. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33093. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33094. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33095. Failed writing message. Aborting connection.
  33096. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33097. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33098. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33099. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33100. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33102. Failed writing message. Aborting connection.
  33103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33109. Failed writing message. Aborting connection.
  33110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33116. Failed writing message. Aborting connection.
  33117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33123. Failed writing message. Aborting connection.
  33124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33130. Failed writing message. Aborting connection.
  33131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33137. Failed writing message. Aborting connection.
  33138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33144. Failed writing message. Aborting connection.
  33145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33151. Failed writing message. Aborting connection.
  33152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33158. Failed writing message. Aborting connection.
  33159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33165. Failed writing message. Aborting connection.
  33166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33172. Failed writing message. Aborting connection.
  33173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33179. Failed writing message. Aborting connection.
  33180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33186. Failed writing message. Aborting connection.
  33187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33193. Failed writing message. Aborting connection.
  33194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33200. Failed writing message. Aborting connection.
  33201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33207. Failed writing message. Aborting connection.
  33208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33214. Failed writing message. Aborting connection.
  33215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33221. Failed writing message. Aborting connection.
  33222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33228. Failed writing message. Aborting connection.
  33229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33235. Failed writing message. Aborting connection.
  33236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33242. Failed writing message. Aborting connection.
  33243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33249. Failed writing message. Aborting connection.
  33250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33256. Failed writing message. Aborting connection.
  33257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33263. Failed writing message. Aborting connection.
  33264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33270. Failed writing message. Aborting connection.
  33271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33277. Failed writing message. Aborting connection.
  33278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33284. Failed writing message. Aborting connection.
  33285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33291. Failed writing message. Aborting connection.
  33292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33298. Failed writing message. Aborting connection.
  33299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33305. Failed writing message. Aborting connection.
  33306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33312. Failed writing message. Aborting connection.
  33313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33319. Failed writing message. Aborting connection.
  33320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33326. Failed writing message. Aborting connection.
  33327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33333. Failed writing message. Aborting connection.
  33334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33340. Failed writing message. Aborting connection.
  33341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33346. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  33347. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:06 +00:00".
  33348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33349. Failed writing message. Aborting connection.
  33350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33356. Failed writing message. Aborting connection.
  33357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33363. Failed writing message. Aborting connection.
  33364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33370. Failed writing message. Aborting connection.
  33371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33377. Failed writing message. Aborting connection.
  33378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33384. Failed writing message. Aborting connection.
  33385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33391. Failed writing message. Aborting connection.
  33392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33398. Failed writing message. Aborting connection.
  33399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33405. Failed writing message. Aborting connection.
  33406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33412. Failed writing message. Aborting connection.
  33413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33419. Failed writing message. Aborting connection.
  33420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33426. Failed writing message. Aborting connection.
  33427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33433. Failed writing message. Aborting connection.
  33434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33440. Failed writing message. Aborting connection.
  33441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33447. Failed writing message. Aborting connection.
  33448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33454. Failed writing message. Aborting connection.
  33455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33461. Failed writing message. Aborting connection.
  33462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33468. Failed writing message. Aborting connection.
  33469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33475. Failed writing message. Aborting connection.
  33476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33482. Failed writing message. Aborting connection.
  33483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33489. Failed writing message. Aborting connection.
  33490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33496. Failed writing message. Aborting connection.
  33497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33503. Failed writing message. Aborting connection.
  33504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33510. Failed writing message. Aborting connection.
  33511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33517. Failed writing message. Aborting connection.
  33518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33524. Failed writing message. Aborting connection.
  33525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33531. Failed writing message. Aborting connection.
  33532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33538. Failed writing message. Aborting connection.
  33539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33545. Failed writing message. Aborting connection.
  33546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33552. Failed writing message. Aborting connection.
  33553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33559. Failed writing message. Aborting connection.
  33560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33566. Failed writing message. Aborting connection.
  33567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33573. Failed writing message. Aborting connection.
  33574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33580. Failed writing message. Aborting connection.
  33581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33587. Failed writing message. Aborting connection.
  33588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33593. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33594. Failed writing message. Aborting connection.
  33595. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33596. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33597. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33598. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33599. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33600. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33601. Failed writing message. Aborting connection.
  33602. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33603. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33604. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33605. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33606. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33607. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33608. Failed writing message. Aborting connection.
  33609. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33610. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33611. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33612. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33613. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33614. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33615. Failed writing message. Aborting connection.
  33616. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33617. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33618. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33619. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33620. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33621. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33622. Failed writing message. Aborting connection.
  33623. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33624. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33625. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33626. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33627. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33628. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33629. Failed writing message. Aborting connection.
  33630. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33631. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33632. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33633. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33634. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33635. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33636. Failed writing message. Aborting connection.
  33637. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33638. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33639. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33640. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33641. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33642. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33643. Failed writing message. Aborting connection.
  33644. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33645. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33646. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33647. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33648. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33649. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33650. Failed writing message. Aborting connection.
  33651. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33652. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33653. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33654. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33655. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33656. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33657. Failed writing message. Aborting connection.
  33658. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33659. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33660. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33661. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33662. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33663. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33664. Failed writing message. Aborting connection.
  33665. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33666. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33667. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33668. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33669. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33670. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33671. Failed writing message. Aborting connection.
  33672. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33673. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33674. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33675. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33676. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33677. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33678. Failed writing message. Aborting connection.
  33679. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33680. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33681. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33682. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33683. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33684. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33685. Failed writing message. Aborting connection.
  33686. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33687. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33688. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33689. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33690. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33691. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33692. Failed writing message. Aborting connection.
  33693. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33694. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33695. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33696. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33697. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33698. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33699. Failed writing message. Aborting connection.
  33700. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33701. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33702. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33703. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33704. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33705. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33706. Failed writing message. Aborting connection.
  33707. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33708. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33709. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33710. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33711. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33712. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33713. Failed writing message. Aborting connection.
  33714. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33715. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33716. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33717. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33718. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33719. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33720. Failed writing message. Aborting connection.
  33721. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33722. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33723. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33724. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33725. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33726. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33727. Failed writing message. Aborting connection.
  33728. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33729. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33730. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33731. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33732. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33733. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33734. Failed writing message. Aborting connection.
  33735. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33736. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33737. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33738. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33739. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33740. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33741. Failed writing message. Aborting connection.
  33742. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33743. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33744. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33745. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33746. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33747. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33748. Failed writing message. Aborting connection.
  33749. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33750. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33751. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33752. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33753. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33754. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33755. Failed writing message. Aborting connection.
  33756. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33757. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33758. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33759. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33760. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33761. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33762. Failed writing message. Aborting connection.
  33763. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33764. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33765. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33766. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33767. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33768. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33769. Failed writing message. Aborting connection.
  33770. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33771. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33772. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33773. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33774. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33775. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33776. Failed writing message. Aborting connection.
  33777. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33778. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33779. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33780. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33781. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33782. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33783. Failed writing message. Aborting connection.
  33784. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33785. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33786. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33787. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33788. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33789. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33790. Failed writing message. Aborting connection.
  33791. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33792. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33793. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33794. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33795. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33796. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33797. Failed writing message. Aborting connection.
  33798. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33799. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33800. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33801. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33802. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33803. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33804. Failed writing message. Aborting connection.
  33805. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33806. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33807. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33808. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33809. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33810. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33811. Failed writing message. Aborting connection.
  33812. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33813. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33814. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33815. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33816. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33817. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33818. Failed writing message. Aborting connection.
  33819. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33820. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33821. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33822. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33823. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33824. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33825. Failed writing message. Aborting connection.
  33826. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33827. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33828. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33829. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33830. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33831. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33832. Failed writing message. Aborting connection.
  33833. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33834. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33835. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33836. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33837. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33838. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33839. Failed writing message. Aborting connection.
  33840. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33841. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33842. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33843. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33844. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33845. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33846. Failed writing message. Aborting connection.
  33847. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33848. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33849. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33850. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33851. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33852. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33853. Failed writing message. Aborting connection.
  33854. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33855. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33856. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33857. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33858. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33859. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33860. Failed writing message. Aborting connection.
  33861. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33862. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33863. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33864. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33865. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33866. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33867. Failed writing message. Aborting connection.
  33868. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33869. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33870. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33871. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33872. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33873. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33874. Failed writing message. Aborting connection.
  33875. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33876. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33877. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33878. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33879. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33880. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33881. Failed writing message. Aborting connection.
  33882. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33883. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33884. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33885. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33886. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33887. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33888. Failed writing message. Aborting connection.
  33889. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33890. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33891. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33892. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33893. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33894. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33895. Failed writing message. Aborting connection.
  33896. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33897. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33898. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33899. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33900. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33901. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33902. Failed writing message. Aborting connection.
  33903. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33904. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33905. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33906. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33907. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33908. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33909. Failed writing message. Aborting connection.
  33910. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33911. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33912. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33913. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33914. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33915. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33916. Failed writing message. Aborting connection.
  33917. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33918. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33919. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33920. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33921. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33922. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33923. Failed writing message. Aborting connection.
  33924. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33925. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33926. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33927. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33928. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33929. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33930. Failed writing message. Aborting connection.
  33931. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33932. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33933. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33934. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33935. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33936. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33937. Failed writing message. Aborting connection.
  33938. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33939. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33940. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33941. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33942. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33943. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33944. Failed writing message. Aborting connection.
  33945. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33946. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33947. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33948. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33949. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33950. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33951. Failed writing message. Aborting connection.
  33952. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33953. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33954. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33955. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33956. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33957. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33958. Failed writing message. Aborting connection.
  33959. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33960. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33961. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33962. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33963. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33964. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33965. Failed writing message. Aborting connection.
  33966. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33967. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33968. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33969. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33970. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33971. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33972. Failed writing message. Aborting connection.
  33973. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33974. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33975. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33976. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33977. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33978. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33979. Failed writing message. Aborting connection.
  33980. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33981. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33982. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33983. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33984. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33985. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33986. Failed writing message. Aborting connection.
  33987. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33988. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33989. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33990. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33991. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33992. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  33993. Failed writing message. Aborting connection.
  33994. System.InvalidOperationException: Writing is not allowed after writer was completed.
  33995. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  33996. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33997. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  33998. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  33999. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34000. Failed writing message. Aborting connection.
  34001. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34002. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34003. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34004. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34005. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34006. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34007. Failed writing message. Aborting connection.
  34008. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34009. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34010. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34011. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34012. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34013. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34014. Failed writing message. Aborting connection.
  34015. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34016. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34017. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34018. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34019. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34020. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34021. Failed writing message. Aborting connection.
  34022. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34023. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34024. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34025. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34026. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34027. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34028. Failed writing message. Aborting connection.
  34029. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34030. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34031. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34032. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34033. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34034. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34035. Failed writing message. Aborting connection.
  34036. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34037. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34038. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34039. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34040. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34041. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34042. Failed writing message. Aborting connection.
  34043. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34044. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34045. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34046. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34047. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34048. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34049. Failed writing message. Aborting connection.
  34050. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34051. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34052. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34053. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34054. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34055. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34056. Failed writing message. Aborting connection.
  34057. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34058. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34059. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34060. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34061. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34062. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34063. Failed writing message. Aborting connection.
  34064. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34065. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34066. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34067. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34068. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34069. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34070. Failed writing message. Aborting connection.
  34071. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34072. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34073. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34074. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34075. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34076. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34077. Failed writing message. Aborting connection.
  34078. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34079. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34080. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34081. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34082. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34083. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34084. Failed writing message. Aborting connection.
  34085. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34086. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34087. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34088. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34089. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34090. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34091. Failed writing message. Aborting connection.
  34092. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34093. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34094. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34095. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34096. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34097. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34098. Failed writing message. Aborting connection.
  34099. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34100. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34101. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34102. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34103. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34104. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34105. Failed writing message. Aborting connection.
  34106. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34107. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34108. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34109. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34110. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34111. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34112. Failed writing message. Aborting connection.
  34113. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34114. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34115. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34116. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34117. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34118. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34119. Failed writing message. Aborting connection.
  34120. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34121. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34122. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34123. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34124. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34125. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34126. Failed writing message. Aborting connection.
  34127. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34128. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34129. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34130. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34131. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34133. Failed writing message. Aborting connection.
  34134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34140. Failed writing message. Aborting connection.
  34141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34147. Failed writing message. Aborting connection.
  34148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34154. Failed writing message. Aborting connection.
  34155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34161. Failed writing message. Aborting connection.
  34162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34168. Failed writing message. Aborting connection.
  34169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34175. Failed writing message. Aborting connection.
  34176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34182. Failed writing message. Aborting connection.
  34183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34189. Failed writing message. Aborting connection.
  34190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34196. Failed writing message. Aborting connection.
  34197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34203. Failed writing message. Aborting connection.
  34204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34210. Failed writing message. Aborting connection.
  34211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34217. Failed writing message. Aborting connection.
  34218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34224. Failed writing message. Aborting connection.
  34225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34231. Failed writing message. Aborting connection.
  34232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34238. Failed writing message. Aborting connection.
  34239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34245. Failed writing message. Aborting connection.
  34246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34252. Failed writing message. Aborting connection.
  34253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34259. Failed writing message. Aborting connection.
  34260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34266. Failed writing message. Aborting connection.
  34267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34273. Failed writing message. Aborting connection.
  34274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34280. Failed writing message. Aborting connection.
  34281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34287. Failed writing message. Aborting connection.
  34288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34294. Failed writing message. Aborting connection.
  34295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34301. Failed writing message. Aborting connection.
  34302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34308. Failed writing message. Aborting connection.
  34309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34315. Failed writing message. Aborting connection.
  34316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34322. Failed writing message. Aborting connection.
  34323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34329. Failed writing message. Aborting connection.
  34330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34336. Failed writing message. Aborting connection.
  34337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34343. Failed writing message. Aborting connection.
  34344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34350. Failed writing message. Aborting connection.
  34351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34357. Failed writing message. Aborting connection.
  34358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34364. Failed writing message. Aborting connection.
  34365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34371. Failed writing message. Aborting connection.
  34372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34378. Failed writing message. Aborting connection.
  34379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34385. Failed writing message. Aborting connection.
  34386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34392. Failed writing message. Aborting connection.
  34393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34399. Failed writing message. Aborting connection.
  34400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34405. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  34406. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:07 +00:00".
  34407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34408. Failed writing message. Aborting connection.
  34409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34415. Failed writing message. Aborting connection.
  34416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34422. Failed writing message. Aborting connection.
  34423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34429. Failed writing message. Aborting connection.
  34430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34436. Failed writing message. Aborting connection.
  34437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34443. Failed writing message. Aborting connection.
  34444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34450. Failed writing message. Aborting connection.
  34451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34457. Failed writing message. Aborting connection.
  34458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34464. Failed writing message. Aborting connection.
  34465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34471. Failed writing message. Aborting connection.
  34472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34478. Failed writing message. Aborting connection.
  34479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34485. Failed writing message. Aborting connection.
  34486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34492. Failed writing message. Aborting connection.
  34493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34499. Failed writing message. Aborting connection.
  34500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34506. Failed writing message. Aborting connection.
  34507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34513. Failed writing message. Aborting connection.
  34514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34520. Failed writing message. Aborting connection.
  34521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34527. Failed writing message. Aborting connection.
  34528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34534. Failed writing message. Aborting connection.
  34535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34541. Failed writing message. Aborting connection.
  34542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34548. Failed writing message. Aborting connection.
  34549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34555. Failed writing message. Aborting connection.
  34556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34562. Failed writing message. Aborting connection.
  34563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34569. Failed writing message. Aborting connection.
  34570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34576. Failed writing message. Aborting connection.
  34577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34583. Failed writing message. Aborting connection.
  34584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34590. Failed writing message. Aborting connection.
  34591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34597. Failed writing message. Aborting connection.
  34598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34604. Failed writing message. Aborting connection.
  34605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34611. Failed writing message. Aborting connection.
  34612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34618. Failed writing message. Aborting connection.
  34619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34625. Failed writing message. Aborting connection.
  34626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34632. Failed writing message. Aborting connection.
  34633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34639. Failed writing message. Aborting connection.
  34640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34646. Failed writing message. Aborting connection.
  34647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34653. Failed writing message. Aborting connection.
  34654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34660. Failed writing message. Aborting connection.
  34661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34667. Failed writing message. Aborting connection.
  34668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34674. Failed writing message. Aborting connection.
  34675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34681. Failed writing message. Aborting connection.
  34682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34688. Failed writing message. Aborting connection.
  34689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34695. Failed writing message. Aborting connection.
  34696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34702. Failed writing message. Aborting connection.
  34703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34709. Failed writing message. Aborting connection.
  34710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34716. Failed writing message. Aborting connection.
  34717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34723. Failed writing message. Aborting connection.
  34724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34730. Failed writing message. Aborting connection.
  34731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34737. Failed writing message. Aborting connection.
  34738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34744. Failed writing message. Aborting connection.
  34745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34751. Failed writing message. Aborting connection.
  34752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34758. Failed writing message. Aborting connection.
  34759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34765. Failed writing message. Aborting connection.
  34766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34772. Failed writing message. Aborting connection.
  34773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34779. Failed writing message. Aborting connection.
  34780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34786. Failed writing message. Aborting connection.
  34787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34793. Failed writing message. Aborting connection.
  34794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34800. Failed writing message. Aborting connection.
  34801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34807. Failed writing message. Aborting connection.
  34808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34814. Failed writing message. Aborting connection.
  34815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34821. Failed writing message. Aborting connection.
  34822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34828. Failed writing message. Aborting connection.
  34829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34835. Failed writing message. Aborting connection.
  34836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34842. Failed writing message. Aborting connection.
  34843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34849. Failed writing message. Aborting connection.
  34850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34856. Failed writing message. Aborting connection.
  34857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34863. Failed writing message. Aborting connection.
  34864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34870. Failed writing message. Aborting connection.
  34871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34877. Failed writing message. Aborting connection.
  34878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34884. Failed writing message. Aborting connection.
  34885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34891. Failed writing message. Aborting connection.
  34892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34898. Failed writing message. Aborting connection.
  34899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34905. Failed writing message. Aborting connection.
  34906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34912. Failed writing message. Aborting connection.
  34913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34919. Failed writing message. Aborting connection.
  34920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34926. Failed writing message. Aborting connection.
  34927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34933. Failed writing message. Aborting connection.
  34934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34940. Failed writing message. Aborting connection.
  34941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34947. Failed writing message. Aborting connection.
  34948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34954. Failed writing message. Aborting connection.
  34955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34961. Failed writing message. Aborting connection.
  34962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34968. Failed writing message. Aborting connection.
  34969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34974. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  34975. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:07 +00:00".
  34976. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34977. Failed writing message. Aborting connection.
  34978. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34979. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34980. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34981. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34982. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34983. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34984. Failed writing message. Aborting connection.
  34985. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34986. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34987. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34988. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34989. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34990. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34991. Failed writing message. Aborting connection.
  34992. System.InvalidOperationException: Writing is not allowed after writer was completed.
  34993. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  34994. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34995. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  34996. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  34997. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  34998. Failed writing message. Aborting connection.
  34999. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35000. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35001. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35002. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35003. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35004. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35005. Failed writing message. Aborting connection.
  35006. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35007. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35008. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35009. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35010. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35011. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35012. Failed writing message. Aborting connection.
  35013. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35014. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35015. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35016. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35017. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35018. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35019. Failed writing message. Aborting connection.
  35020. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35021. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35022. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35023. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35024. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35025. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35026. Failed writing message. Aborting connection.
  35027. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35028. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35029. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35030. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35031. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35032. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35033. Failed writing message. Aborting connection.
  35034. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35035. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35036. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35037. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35038. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35039. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35040. Failed writing message. Aborting connection.
  35041. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35042. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35043. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35044. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35045. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35046. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35047. Failed writing message. Aborting connection.
  35048. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35049. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35050. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35051. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35052. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35053. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35054. Failed writing message. Aborting connection.
  35055. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35056. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35057. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35058. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35059. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35060. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35061. Failed writing message. Aborting connection.
  35062. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35063. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35064. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35065. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35066. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35067. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35068. Failed writing message. Aborting connection.
  35069. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35070. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35071. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35072. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35073. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35074. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35075. Failed writing message. Aborting connection.
  35076. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35077. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35078. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35079. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35080. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35081. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35082. Failed writing message. Aborting connection.
  35083. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35084. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35085. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35086. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35087. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35088. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35089. Failed writing message. Aborting connection.
  35090. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35091. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35092. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35093. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35094. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35095. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35096. Failed writing message. Aborting connection.
  35097. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35098. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35099. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35100. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35101. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35102. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35103. Failed writing message. Aborting connection.
  35104. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35105. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35106. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35107. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35108. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35109. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35110. Failed writing message. Aborting connection.
  35111. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35112. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35113. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35114. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35115. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35116. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35117. Failed writing message. Aborting connection.
  35118. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35119. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35120. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35121. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35122. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35123. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35124. Failed writing message. Aborting connection.
  35125. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35126. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35127. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35128. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35129. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35130. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35131. Failed writing message. Aborting connection.
  35132. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35133. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35134. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35135. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35136. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35137. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35138. Failed writing message. Aborting connection.
  35139. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35140. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35141. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35142. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35143. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35144. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35145. Failed writing message. Aborting connection.
  35146. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35147. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35148. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35149. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35150. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35151. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35152. Failed writing message. Aborting connection.
  35153. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35154. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35155. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35156. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35157. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35158. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35159. Failed writing message. Aborting connection.
  35160. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35161. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35162. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35163. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35164. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35165. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35166. Failed writing message. Aborting connection.
  35167. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35168. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35169. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35170. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35171. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35172. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35173. Failed writing message. Aborting connection.
  35174. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35175. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35176. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35177. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35178. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35179. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35180. Failed writing message. Aborting connection.
  35181. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35182. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35183. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35184. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35185. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35186. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35187. Failed writing message. Aborting connection.
  35188. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35189. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35190. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35191. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35192. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35193. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35194. Failed writing message. Aborting connection.
  35195. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35196. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35197. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35198. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35199. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35200. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35201. Failed writing message. Aborting connection.
  35202. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35203. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35204. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35205. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35206. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35207. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35208. Failed writing message. Aborting connection.
  35209. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35210. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35211. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35212. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35213. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35214. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35215. Failed writing message. Aborting connection.
  35216. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35217. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35218. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35219. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35220. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35221. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35222. Failed writing message. Aborting connection.
  35223. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35224. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35225. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35226. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35227. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35228. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35229. Failed writing message. Aborting connection.
  35230. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35231. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35232. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35233. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35234. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35235. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35236. Failed writing message. Aborting connection.
  35237. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35238. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35239. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35240. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35241. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35242. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35243. Failed writing message. Aborting connection.
  35244. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35245. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35246. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35247. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35248. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35249. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35250. Failed writing message. Aborting connection.
  35251. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35252. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35253. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35254. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35255. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35257. Failed writing message. Aborting connection.
  35258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35264. Failed writing message. Aborting connection.
  35265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35271. Failed writing message. Aborting connection.
  35272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35278. Failed writing message. Aborting connection.
  35279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35285. Failed writing message. Aborting connection.
  35286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35292. Failed writing message. Aborting connection.
  35293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35299. Failed writing message. Aborting connection.
  35300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35306. Failed writing message. Aborting connection.
  35307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35313. Failed writing message. Aborting connection.
  35314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35320. Failed writing message. Aborting connection.
  35321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35327. Failed writing message. Aborting connection.
  35328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35334. Failed writing message. Aborting connection.
  35335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35341. Failed writing message. Aborting connection.
  35342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35348. Failed writing message. Aborting connection.
  35349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35355. Failed writing message. Aborting connection.
  35356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35361. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35362. Failed writing message. Aborting connection.
  35363. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35364. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35365. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35366. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35367. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35368. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35369. Failed writing message. Aborting connection.
  35370. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35371. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35372. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35373. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35374. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35375. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35376. Failed writing message. Aborting connection.
  35377. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35378. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35379. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35380. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35381. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35382. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35383. Failed writing message. Aborting connection.
  35384. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35385. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35386. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35387. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35388. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35389. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35390. Failed writing message. Aborting connection.
  35391. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35392. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35393. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35394. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35395. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35396. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35397. Failed writing message. Aborting connection.
  35398. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35399. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35400. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35401. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35402. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35403. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35404. Failed writing message. Aborting connection.
  35405. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35406. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35407. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35408. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35409. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35410. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35411. Failed writing message. Aborting connection.
  35412. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35413. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35414. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35415. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35416. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35417. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35418. Failed writing message. Aborting connection.
  35419. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35420. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35421. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35422. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35423. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35424. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35425. Failed writing message. Aborting connection.
  35426. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35427. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35428. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35429. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35430. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35431. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35432. Failed writing message. Aborting connection.
  35433. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35434. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35435. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35436. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35437. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35438. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35439. Failed writing message. Aborting connection.
  35440. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35441. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35442. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35443. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35444. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35445. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35446. Failed writing message. Aborting connection.
  35447. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35448. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35449. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35450. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35451. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35452. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35453. Failed writing message. Aborting connection.
  35454. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35455. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35456. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35457. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35458. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35459. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35460. Failed writing message. Aborting connection.
  35461. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35462. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35463. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35464. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35465. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35466. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35467. Failed writing message. Aborting connection.
  35468. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35469. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35470. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35471. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35472. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35473. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35474. Failed writing message. Aborting connection.
  35475. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35476. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35477. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35478. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35479. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35480. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35481. Failed writing message. Aborting connection.
  35482. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35483. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35484. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35485. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35486. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35487. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35488. Failed writing message. Aborting connection.
  35489. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35490. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35491. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35492. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35493. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35494. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35495. Failed writing message. Aborting connection.
  35496. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35497. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35498. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35499. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35500. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35501. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35502. Failed writing message. Aborting connection.
  35503. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35504. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35505. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35506. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35507. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35508. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35509. Failed writing message. Aborting connection.
  35510. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35511. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35512. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35513. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35514. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35515. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35516. Failed writing message. Aborting connection.
  35517. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35518. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35519. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35520. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35521. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35522. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35523. Failed writing message. Aborting connection.
  35524. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35525. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35526. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35527. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35528. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35529. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35530. Failed writing message. Aborting connection.
  35531. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35532. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35533. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35534. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35535. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35536. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35537. Failed writing message. Aborting connection.
  35538. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35539. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35540. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35541. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35542. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35543. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35544. Failed writing message. Aborting connection.
  35545. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35546. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35547. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35548. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35549. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35550. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35551. Failed writing message. Aborting connection.
  35552. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35553. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35554. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35555. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35556. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35557. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35558. Failed writing message. Aborting connection.
  35559. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35560. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35561. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35562. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35563. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35564. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35565. Failed writing message. Aborting connection.
  35566. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35567. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35568. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35569. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35570. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35571. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35572. Failed writing message. Aborting connection.
  35573. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35574. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35575. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35576. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35577. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35578. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35579. Failed writing message. Aborting connection.
  35580. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35581. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35582. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35583. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35584. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35585. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35586. Failed writing message. Aborting connection.
  35587. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35588. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35589. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35590. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35591. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35592. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35593. Failed writing message. Aborting connection.
  35594. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35595. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35596. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35597. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35598. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35599. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35600. Failed writing message. Aborting connection.
  35601. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35602. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35603. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35604. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35605. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35606. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35607. Failed writing message. Aborting connection.
  35608. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35609. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35610. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35611. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35612. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35613. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35614. Failed writing message. Aborting connection.
  35615. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35616. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35617. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35618. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35619. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35620. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35621. Failed writing message. Aborting connection.
  35622. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35623. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35624. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35625. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35626. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35627. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35628. Failed writing message. Aborting connection.
  35629. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35630. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35631. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35632. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35633. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35634. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35635. Failed writing message. Aborting connection.
  35636. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35637. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35638. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35639. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35640. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35641. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35642. Failed writing message. Aborting connection.
  35643. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35644. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35645. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35646. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35647. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35648. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35649. Failed writing message. Aborting connection.
  35650. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35651. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35652. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35653. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35654. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35655. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35656. Failed writing message. Aborting connection.
  35657. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35658. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35659. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35660. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35661. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35662. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35663. Failed writing message. Aborting connection.
  35664. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35665. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35666. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35667. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35668. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35669. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35670. Failed writing message. Aborting connection.
  35671. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35672. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35673. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35674. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35675. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35676. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35677. Failed writing message. Aborting connection.
  35678. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35679. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35680. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35681. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35682. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35683. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35684. Failed writing message. Aborting connection.
  35685. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35686. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35687. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35688. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35689. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35690. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35691. Failed writing message. Aborting connection.
  35692. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35693. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35694. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35695. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35696. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35697. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35698. Failed writing message. Aborting connection.
  35699. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35700. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35701. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35702. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35703. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35704. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35705. Failed writing message. Aborting connection.
  35706. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35707. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35708. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35709. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35710. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35711. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35712. Failed writing message. Aborting connection.
  35713. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35714. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35715. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35716. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35717. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35718. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35719. Failed writing message. Aborting connection.
  35720. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35721. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35722. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35723. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35724. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35725. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35726. Failed writing message. Aborting connection.
  35727. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35728. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35729. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35730. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35731. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35732. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35733. Failed writing message. Aborting connection.
  35734. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35735. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35736. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35737. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35738. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35739. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35740. Failed writing message. Aborting connection.
  35741. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35742. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35743. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35744. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35745. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35746. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35747. Failed writing message. Aborting connection.
  35748. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35749. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35750. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35751. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35752. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35753. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35754. Failed writing message. Aborting connection.
  35755. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35756. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35757. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35758. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35759. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35760. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35761. Failed writing message. Aborting connection.
  35762. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35763. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35764. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35765. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35766. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35767. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35768. Failed writing message. Aborting connection.
  35769. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35770. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35771. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35772. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35773. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35774. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35775. Failed writing message. Aborting connection.
  35776. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35777. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35778. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35779. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35780. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35781. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35782. Failed writing message. Aborting connection.
  35783. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35784. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35785. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35786. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35787. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35788. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35789. Failed writing message. Aborting connection.
  35790. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35791. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35792. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35793. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35794. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35795. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35796. Failed writing message. Aborting connection.
  35797. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35798. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35799. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35800. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35801. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35802. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35803. Failed writing message. Aborting connection.
  35804. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35805. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35806. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35807. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35808. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35809. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35810. Failed writing message. Aborting connection.
  35811. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35812. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35813. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35814. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35815. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35816. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35817. Failed writing message. Aborting connection.
  35818. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35819. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35820. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35821. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35822. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35823. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35824. Failed writing message. Aborting connection.
  35825. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35826. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35827. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35828. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35829. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35830. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35831. Failed writing message. Aborting connection.
  35832. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35833. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35834. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35835. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35836. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35837. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35838. Failed writing message. Aborting connection.
  35839. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35840. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35841. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35842. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35843. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35844. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35845. Failed writing message. Aborting connection.
  35846. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35847. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35848. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35849. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35850. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35851. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35852. Failed writing message. Aborting connection.
  35853. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35854. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35855. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35856. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35857. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35858. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35859. Failed writing message. Aborting connection.
  35860. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35861. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35862. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35863. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35864. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35865. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35866. Failed writing message. Aborting connection.
  35867. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35868. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35869. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35870. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35871. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35872. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35873. Failed writing message. Aborting connection.
  35874. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35875. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35876. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35877. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35878. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35879. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35880. Failed writing message. Aborting connection.
  35881. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35882. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35883. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35884. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35885. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35886. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35887. Failed writing message. Aborting connection.
  35888. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35889. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35890. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35891. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35892. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35893. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35894. Failed writing message. Aborting connection.
  35895. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35896. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35897. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35898. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35899. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35900. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35901. Failed writing message. Aborting connection.
  35902. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35903. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35904. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35905. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35906. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35907. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35908. Failed writing message. Aborting connection.
  35909. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35910. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35911. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35912. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35913. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35914. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35915. Failed writing message. Aborting connection.
  35916. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35917. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35918. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35919. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35920. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35921. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35922. Failed writing message. Aborting connection.
  35923. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35924. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35925. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35926. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35927. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35928. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35929. Failed writing message. Aborting connection.
  35930. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35931. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35932. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35933. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35934. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35935. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35936. Failed writing message. Aborting connection.
  35937. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35938. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35939. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35940. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35941. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35942. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35943. Failed writing message. Aborting connection.
  35944. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35945. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35946. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35947. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35948. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35949. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35950. Failed writing message. Aborting connection.
  35951. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35952. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35953. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35954. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35955. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35956. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35957. Failed writing message. Aborting connection.
  35958. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35959. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35960. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35961. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35962. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35963. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35964. Failed writing message. Aborting connection.
  35965. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35966. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35967. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35968. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35969. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35970. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35971. Failed writing message. Aborting connection.
  35972. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35973. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35974. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35975. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35976. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35977. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35978. Failed writing message. Aborting connection.
  35979. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35980. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35981. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35982. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35983. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35984. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35985. Failed writing message. Aborting connection.
  35986. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35987. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35988. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35989. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35990. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35991. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35992. Failed writing message. Aborting connection.
  35993. System.InvalidOperationException: Writing is not allowed after writer was completed.
  35994. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  35995. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35996. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  35997. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  35998. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  35999. Failed writing message. Aborting connection.
  36000. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36001. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36002. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36003. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36004. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36005. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36006. Failed writing message. Aborting connection.
  36007. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36008. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36009. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36010. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36011. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36012. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36013. Failed writing message. Aborting connection.
  36014. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36015. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36016. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36017. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36018. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36019. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36020. Failed writing message. Aborting connection.
  36021. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36022. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36023. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36024. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36025. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36026. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36027. Failed writing message. Aborting connection.
  36028. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36029. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36030. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36031. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36032. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36033. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36034. Failed writing message. Aborting connection.
  36035. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36036. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36037. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36038. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36039. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36040. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36041. Failed writing message. Aborting connection.
  36042. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36043. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36044. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36045. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36046. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36047. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36048. Failed writing message. Aborting connection.
  36049. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36050. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36051. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36052. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36053. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36054. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36055. Failed writing message. Aborting connection.
  36056. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36057. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36058. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36059. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36060. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36061. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36062. Failed writing message. Aborting connection.
  36063. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36064. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36065. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36066. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36067. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36069. Failed writing message. Aborting connection.
  36070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36076. Failed writing message. Aborting connection.
  36077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36083. Failed writing message. Aborting connection.
  36084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36090. Failed writing message. Aborting connection.
  36091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36097. Failed writing message. Aborting connection.
  36098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36104. Failed writing message. Aborting connection.
  36105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36111. Failed writing message. Aborting connection.
  36112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36118. Failed writing message. Aborting connection.
  36119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36125. Failed writing message. Aborting connection.
  36126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36132. Failed writing message. Aborting connection.
  36133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36139. Failed writing message. Aborting connection.
  36140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36146. Failed writing message. Aborting connection.
  36147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36153. Failed writing message. Aborting connection.
  36154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36160. Failed writing message. Aborting connection.
  36161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36167. Failed writing message. Aborting connection.
  36168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36174. Failed writing message. Aborting connection.
  36175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36181. Failed writing message. Aborting connection.
  36182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36188. Failed writing message. Aborting connection.
  36189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36195. Failed writing message. Aborting connection.
  36196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36202. Failed writing message. Aborting connection.
  36203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36209. Failed writing message. Aborting connection.
  36210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36216. Failed writing message. Aborting connection.
  36217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36223. Failed writing message. Aborting connection.
  36224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36230. Failed writing message. Aborting connection.
  36231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36237. Failed writing message. Aborting connection.
  36238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36244. Failed writing message. Aborting connection.
  36245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36251. Failed writing message. Aborting connection.
  36252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36258. Failed writing message. Aborting connection.
  36259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36265. Failed writing message. Aborting connection.
  36266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36272. Failed writing message. Aborting connection.
  36273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36279. Failed writing message. Aborting connection.
  36280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36286. Failed writing message. Aborting connection.
  36287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36293. Failed writing message. Aborting connection.
  36294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36300. Failed writing message. Aborting connection.
  36301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36307. Failed writing message. Aborting connection.
  36308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36314. Failed writing message. Aborting connection.
  36315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36321. Failed writing message. Aborting connection.
  36322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36328. Failed writing message. Aborting connection.
  36329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36335. Failed writing message. Aborting connection.
  36336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36342. Failed writing message. Aborting connection.
  36343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36348. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36349. Failed writing message. Aborting connection.
  36350. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36351. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36352. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36353. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36354. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36355. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36356. Failed writing message. Aborting connection.
  36357. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36358. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36359. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36360. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36361. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36362. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36363. Failed writing message. Aborting connection.
  36364. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36365. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36366. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36367. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36368. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36369. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36370. Failed writing message. Aborting connection.
  36371. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36372. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36373. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36374. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36375. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36376. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36377. Failed writing message. Aborting connection.
  36378. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36379. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36380. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36381. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36382. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36383. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36384. Failed writing message. Aborting connection.
  36385. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36386. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36387. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36388. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36389. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36390. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36391. Failed writing message. Aborting connection.
  36392. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36393. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36394. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36395. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36396. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36397. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36398. Failed writing message. Aborting connection.
  36399. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36400. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36401. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36402. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36403. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36404. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36405. Failed writing message. Aborting connection.
  36406. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36407. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36408. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36409. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36410. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36411. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36412. Failed writing message. Aborting connection.
  36413. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36414. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36415. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36416. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36417. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36418. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36419. Failed writing message. Aborting connection.
  36420. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36421. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36422. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36423. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36424. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36425. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36426. Failed writing message. Aborting connection.
  36427. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36428. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36429. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36430. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36431. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36432. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36433. Failed writing message. Aborting connection.
  36434. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36435. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36436. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36437. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36438. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36439. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36440. Failed writing message. Aborting connection.
  36441. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36442. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36443. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36444. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36445. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36446. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36447. Failed writing message. Aborting connection.
  36448. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36449. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36450. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36451. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36452. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36453. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36454. Failed writing message. Aborting connection.
  36455. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36456. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36457. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36458. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36459. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36460. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36461. Failed writing message. Aborting connection.
  36462. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36463. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36464. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36465. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36466. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36467. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36468. Failed writing message. Aborting connection.
  36469. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36470. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36471. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36472. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36473. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36474. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36475. Failed writing message. Aborting connection.
  36476. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36477. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36478. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36479. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36480. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36481. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36482. Failed writing message. Aborting connection.
  36483. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36484. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36485. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36486. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36487. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36488. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36489. Failed writing message. Aborting connection.
  36490. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36491. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36492. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36493. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36494. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36495. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36496. Failed writing message. Aborting connection.
  36497. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36498. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36499. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36500. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36501. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36502. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36503. Failed writing message. Aborting connection.
  36504. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36505. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36506. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36507. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36508. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36509. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36510. Failed writing message. Aborting connection.
  36511. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36512. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36513. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36514. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36515. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36516. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36517. Failed writing message. Aborting connection.
  36518. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36519. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36520. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36521. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36522. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36523. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36524. Failed writing message. Aborting connection.
  36525. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36526. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36527. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36528. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36529. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36530. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36531. Failed writing message. Aborting connection.
  36532. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36533. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36534. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36535. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36536. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36537. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36538. Failed writing message. Aborting connection.
  36539. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36540. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36541. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36542. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36543. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36544. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36545. Failed writing message. Aborting connection.
  36546. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36547. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36548. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36549. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36550. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36551. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36552. Failed writing message. Aborting connection.
  36553. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36554. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36555. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36556. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36557. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36558. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36559. Failed writing message. Aborting connection.
  36560. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36561. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36562. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36563. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36564. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36565. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36566. Failed writing message. Aborting connection.
  36567. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36568. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36569. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36570. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36571. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36572. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36573. Failed writing message. Aborting connection.
  36574. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36575. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36576. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36577. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36578. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36579. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36580. Failed writing message. Aborting connection.
  36581. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36582. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36583. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36584. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36585. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36586. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36587. Failed writing message. Aborting connection.
  36588. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36589. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36590. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36591. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36592. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36593. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36594. Failed writing message. Aborting connection.
  36595. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36596. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36597. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36598. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36599. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36600. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36601. Failed writing message. Aborting connection.
  36602. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36603. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36604. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36605. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36606. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36607. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36608. Failed writing message. Aborting connection.
  36609. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36610. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36611. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36612. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36613. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36614. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36615. Failed writing message. Aborting connection.
  36616. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36617. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36618. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36619. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36620. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36621. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36622. Failed writing message. Aborting connection.
  36623. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36624. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36625. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36626. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36627. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36628. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36629. Failed writing message. Aborting connection.
  36630. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36631. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36632. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36633. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36634. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36635. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36636. Failed writing message. Aborting connection.
  36637. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36638. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36639. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36640. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36641. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36642. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36643. Failed writing message. Aborting connection.
  36644. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36645. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36646. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36647. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36648. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36649. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36650. Failed writing message. Aborting connection.
  36651. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36652. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36653. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36654. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36655. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36656. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36657. Failed writing message. Aborting connection.
  36658. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36659. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36660. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36661. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36662. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36663. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36664. Failed writing message. Aborting connection.
  36665. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36666. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36667. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36668. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36669. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36670. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36671. Failed writing message. Aborting connection.
  36672. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36673. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36674. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36675. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36676. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36677. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36678. Failed writing message. Aborting connection.
  36679. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36680. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36681. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36682. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36683. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36684. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36685. Failed writing message. Aborting connection.
  36686. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36687. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36688. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36689. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36690. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36691. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36692. Failed writing message. Aborting connection.
  36693. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36694. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36695. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36696. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36697. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36698. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36699. Failed writing message. Aborting connection.
  36700. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36701. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36702. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36703. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36704. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36705. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36706. Failed writing message. Aborting connection.
  36707. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36708. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36709. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36710. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36711. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36712. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36713. Failed writing message. Aborting connection.
  36714. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36715. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36716. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36717. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36718. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36719. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36720. Failed writing message. Aborting connection.
  36721. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36722. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36723. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36724. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36725. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36726. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36727. Failed writing message. Aborting connection.
  36728. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36729. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36730. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36731. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36732. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36733. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36734. Failed writing message. Aborting connection.
  36735. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36736. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36737. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36738. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36739. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36740. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36741. Failed writing message. Aborting connection.
  36742. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36743. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36744. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36745. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36746. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36747. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36748. Failed writing message. Aborting connection.
  36749. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36750. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36751. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36752. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36753. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36754. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36755. Failed writing message. Aborting connection.
  36756. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36757. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36758. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36759. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36760. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36761. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36762. Failed writing message. Aborting connection.
  36763. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36764. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36765. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36766. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36767. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36768. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36769. Failed writing message. Aborting connection.
  36770. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36771. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36772. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36773. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36774. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36775. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36776. Failed writing message. Aborting connection.
  36777. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36778. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36779. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36780. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36781. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36782. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36783. Failed writing message. Aborting connection.
  36784. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36785. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36786. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36787. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36788. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36789. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36790. Failed writing message. Aborting connection.
  36791. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36792. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36793. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36794. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36795. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36796. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36797. Failed writing message. Aborting connection.
  36798. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36799. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36800. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36801. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36802. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36803. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36804. Failed writing message. Aborting connection.
  36805. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36806. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36807. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36808. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36809. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36810. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36811. Failed writing message. Aborting connection.
  36812. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36813. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36814. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36815. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36816. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36817. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36818. Failed writing message. Aborting connection.
  36819. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36820. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36821. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36822. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36823. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36824. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36825. Failed writing message. Aborting connection.
  36826. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36827. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36828. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36829. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36830. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36831. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36832. Failed writing message. Aborting connection.
  36833. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36834. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36835. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36836. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36837. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36838. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36839. Failed writing message. Aborting connection.
  36840. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36841. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36842. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36843. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36844. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36845. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36846. Failed writing message. Aborting connection.
  36847. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36848. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36849. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36850. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36851. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36852. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36853. Failed writing message. Aborting connection.
  36854. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36855. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36856. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36857. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36858. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36859. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36860. Failed writing message. Aborting connection.
  36861. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36862. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36863. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36864. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36865. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36866. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36867. Failed writing message. Aborting connection.
  36868. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36869. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36870. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36871. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36872. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36873. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36874. Failed writing message. Aborting connection.
  36875. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36876. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36877. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36878. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36879. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36880. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36881. Failed writing message. Aborting connection.
  36882. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36883. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36884. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36885. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36886. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36887. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36888. Failed writing message. Aborting connection.
  36889. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36890. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36891. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36892. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36893. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36894. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36895. Failed writing message. Aborting connection.
  36896. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36897. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36898. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36899. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36900. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36901. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36902. Failed writing message. Aborting connection.
  36903. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36904. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36905. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36906. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36907. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36908. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36909. Failed writing message. Aborting connection.
  36910. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36911. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36912. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36913. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36914. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36915. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36916. Failed writing message. Aborting connection.
  36917. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36918. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36919. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36920. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36921. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36922. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36923. Failed writing message. Aborting connection.
  36924. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36925. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36926. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36927. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36928. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36929. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36930. Failed writing message. Aborting connection.
  36931. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36932. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36933. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36934. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36935. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36936. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36937. Failed writing message. Aborting connection.
  36938. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36939. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36940. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36941. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36942. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36943. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36944. Failed writing message. Aborting connection.
  36945. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36946. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36947. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36948. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36949. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36950. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36951. Failed writing message. Aborting connection.
  36952. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36953. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36954. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36955. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36956. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36957. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36958. Failed writing message. Aborting connection.
  36959. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36960. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36961. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36962. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36963. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36964. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36965. Failed writing message. Aborting connection.
  36966. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36967. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36968. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36969. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36970. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36971. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36972. Failed writing message. Aborting connection.
  36973. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36974. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36975. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36976. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36977. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36978. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36979. Failed writing message. Aborting connection.
  36980. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36981. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36982. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36983. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36984. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36985. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36986. Failed writing message. Aborting connection.
  36987. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36988. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36989. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36990. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36991. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36992. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  36993. Failed writing message. Aborting connection.
  36994. System.InvalidOperationException: Writing is not allowed after writer was completed.
  36995. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  36996. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36997. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  36998. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  36999. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37000. Failed writing message. Aborting connection.
  37001. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37002. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37003. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37004. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37005. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37006. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37007. Failed writing message. Aborting connection.
  37008. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37009. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37010. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37011. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37012. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37013. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37014. Failed writing message. Aborting connection.
  37015. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37016. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37017. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37018. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37019. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37020. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37021. Failed writing message. Aborting connection.
  37022. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37023. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37024. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37025. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37026. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37027. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37028. Failed writing message. Aborting connection.
  37029. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37030. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37031. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37032. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37033. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37034. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37035. Failed writing message. Aborting connection.
  37036. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37037. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37038. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37039. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37040. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37041. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37042. Failed writing message. Aborting connection.
  37043. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37044. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37045. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37046. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37047. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37048. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37049. Failed writing message. Aborting connection.
  37050. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37051. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37052. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37053. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37054. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37055. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37056. Failed writing message. Aborting connection.
  37057. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37058. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37059. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37060. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37061. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37062. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37063. Failed writing message. Aborting connection.
  37064. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37065. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37066. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37067. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37068. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37069. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37070. Failed writing message. Aborting connection.
  37071. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37072. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37073. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37074. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37075. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37076. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37077. Failed writing message. Aborting connection.
  37078. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37079. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37080. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37081. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37082. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37083. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37084. Failed writing message. Aborting connection.
  37085. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37086. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37087. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37088. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37089. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37090. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37091. Failed writing message. Aborting connection.
  37092. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37093. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37094. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37095. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37096. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37097. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37098. Failed writing message. Aborting connection.
  37099. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37100. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37101. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37102. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37103. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37104. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37105. Failed writing message. Aborting connection.
  37106. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37107. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37108. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37109. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37110. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37111. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37112. Failed writing message. Aborting connection.
  37113. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37114. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37115. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37116. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37117. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37118. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37119. Failed writing message. Aborting connection.
  37120. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37121. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37122. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37123. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37124. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37125. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37126. Failed writing message. Aborting connection.
  37127. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37128. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37129. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37130. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37131. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37132. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37133. Failed writing message. Aborting connection.
  37134. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37135. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37136. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37137. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37138. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37139. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37140. Failed writing message. Aborting connection.
  37141. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37142. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37143. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37144. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37145. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37146. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37147. Failed writing message. Aborting connection.
  37148. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37149. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37150. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37151. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37152. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37153. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37154. Failed writing message. Aborting connection.
  37155. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37156. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37157. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37158. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37159. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37160. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37161. Failed writing message. Aborting connection.
  37162. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37163. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37164. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37165. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37166. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37167. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37168. Failed writing message. Aborting connection.
  37169. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37170. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37171. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37172. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37173. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37174. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37175. Failed writing message. Aborting connection.
  37176. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37177. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37178. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37179. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37180. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37181. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37182. Failed writing message. Aborting connection.
  37183. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37184. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37185. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37186. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37187. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37188. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37189. Failed writing message. Aborting connection.
  37190. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37191. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37192. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37193. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37194. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37195. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37196. Failed writing message. Aborting connection.
  37197. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37198. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37199. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37200. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37201. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37202. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37203. Failed writing message. Aborting connection.
  37204. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37205. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37206. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37207. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37208. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37209. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37210. Failed writing message. Aborting connection.
  37211. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37212. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37213. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37214. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37215. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37216. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37217. Failed writing message. Aborting connection.
  37218. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37219. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37220. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37221. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37222. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37223. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37224. Failed writing message. Aborting connection.
  37225. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37226. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37227. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37228. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37229. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37230. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37231. Failed writing message. Aborting connection.
  37232. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37233. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37234. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37235. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37236. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37237. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37238. Failed writing message. Aborting connection.
  37239. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37240. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37241. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37242. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37243. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37244. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37245. Failed writing message. Aborting connection.
  37246. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37247. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37248. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37249. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37250. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37251. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37252. Failed writing message. Aborting connection.
  37253. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37254. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37255. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37256. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37257. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37258. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37259. Failed writing message. Aborting connection.
  37260. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37261. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37262. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37263. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37264. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37265. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37266. Failed writing message. Aborting connection.
  37267. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37268. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37269. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37270. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37271. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37272. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37273. Failed writing message. Aborting connection.
  37274. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37275. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37276. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37277. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37278. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37279. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37280. Failed writing message. Aborting connection.
  37281. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37282. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37283. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37284. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37285. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37286. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37287. Failed writing message. Aborting connection.
  37288. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37289. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37290. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37291. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37292. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37293. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37294. Failed writing message. Aborting connection.
  37295. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37296. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37297. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37298. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37299. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37300. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37301. Failed writing message. Aborting connection.
  37302. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37303. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37304. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37305. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37306. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37307. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37308. Failed writing message. Aborting connection.
  37309. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37310. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37311. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37312. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37313. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37314. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37315. Failed writing message. Aborting connection.
  37316. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37317. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37318. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37319. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37320. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37321. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37322. Failed writing message. Aborting connection.
  37323. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37324. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37325. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37326. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37327. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37328. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37329. Failed writing message. Aborting connection.
  37330. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37331. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37332. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37333. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37334. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37335. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37336. Failed writing message. Aborting connection.
  37337. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37338. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37339. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37340. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37341. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37342. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37343. Failed writing message. Aborting connection.
  37344. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37345. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37346. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37347. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37348. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37349. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37350. Failed writing message. Aborting connection.
  37351. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37352. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37353. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37354. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37355. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37356. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37357. Failed writing message. Aborting connection.
  37358. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37359. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37360. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37361. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37362. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37364. Failed writing message. Aborting connection.
  37365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37371. Failed writing message. Aborting connection.
  37372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37378. Failed writing message. Aborting connection.
  37379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37385. Failed writing message. Aborting connection.
  37386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37392. Failed writing message. Aborting connection.
  37393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37399. Failed writing message. Aborting connection.
  37400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37406. Failed writing message. Aborting connection.
  37407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37413. Failed writing message. Aborting connection.
  37414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37420. Failed writing message. Aborting connection.
  37421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37427. Failed writing message. Aborting connection.
  37428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37434. Failed writing message. Aborting connection.
  37435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37441. Failed writing message. Aborting connection.
  37442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37448. Failed writing message. Aborting connection.
  37449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37455. Failed writing message. Aborting connection.
  37456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37462. Failed writing message. Aborting connection.
  37463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37469. Failed writing message. Aborting connection.
  37470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37476. Failed writing message. Aborting connection.
  37477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37483. Failed writing message. Aborting connection.
  37484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37490. Failed writing message. Aborting connection.
  37491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37497. Failed writing message. Aborting connection.
  37498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37504. Failed writing message. Aborting connection.
  37505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37511. Failed writing message. Aborting connection.
  37512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37518. Failed writing message. Aborting connection.
  37519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37525. Failed writing message. Aborting connection.
  37526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37532. Failed writing message. Aborting connection.
  37533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37539. Failed writing message. Aborting connection.
  37540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37546. Failed writing message. Aborting connection.
  37547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37553. Failed writing message. Aborting connection.
  37554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37560. Failed writing message. Aborting connection.
  37561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37567. Failed writing message. Aborting connection.
  37568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37574. Failed writing message. Aborting connection.
  37575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37581. Failed writing message. Aborting connection.
  37582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37588. Failed writing message. Aborting connection.
  37589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37594. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37595. Failed writing message. Aborting connection.
  37596. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37597. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37598. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37599. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37600. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37601. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37602. Failed writing message. Aborting connection.
  37603. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37604. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37605. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37606. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37607. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37608. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37609. Failed writing message. Aborting connection.
  37610. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37611. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37612. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37613. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37614. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37615. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37616. Failed writing message. Aborting connection.
  37617. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37618. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37619. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37620. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37621. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37622. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37623. Failed writing message. Aborting connection.
  37624. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37625. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37626. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37627. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37628. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37629. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37630. Failed writing message. Aborting connection.
  37631. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37632. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37633. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37634. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37635. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37636. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37637. Failed writing message. Aborting connection.
  37638. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37639. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37640. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37641. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37642. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37643. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37644. Failed writing message. Aborting connection.
  37645. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37646. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37647. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37648. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37649. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37650. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37651. Failed writing message. Aborting connection.
  37652. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37653. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37654. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37655. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37656. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37657. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37658. Failed writing message. Aborting connection.
  37659. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37660. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37661. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37662. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37663. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37664. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37665. Failed writing message. Aborting connection.
  37666. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37667. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37668. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37669. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37670. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37671. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37672. Failed writing message. Aborting connection.
  37673. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37674. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37675. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37676. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37677. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37678. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37679. Failed writing message. Aborting connection.
  37680. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37681. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37682. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37683. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37684. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37685. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37686. Failed writing message. Aborting connection.
  37687. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37688. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37689. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37690. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37691. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37692. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37693. Failed writing message. Aborting connection.
  37694. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37695. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37696. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37697. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37698. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37699. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37700. Failed writing message. Aborting connection.
  37701. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37702. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37703. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37704. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37705. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37706. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37707. Failed writing message. Aborting connection.
  37708. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37709. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37710. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37711. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37712. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37713. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37714. Failed writing message. Aborting connection.
  37715. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37716. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37717. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37718. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37719. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37720. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37721. Failed writing message. Aborting connection.
  37722. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37723. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37724. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37725. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37726. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37727. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37728. Failed writing message. Aborting connection.
  37729. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37730. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37731. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37732. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37733. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37734. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37735. Failed writing message. Aborting connection.
  37736. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37737. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37738. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37739. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37740. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37741. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37742. Failed writing message. Aborting connection.
  37743. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37744. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37745. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37746. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37747. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37748. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37749. Failed writing message. Aborting connection.
  37750. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37751. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37752. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37753. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37754. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37755. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37756. Failed writing message. Aborting connection.
  37757. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37758. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37759. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37760. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37761. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37762. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37763. Failed writing message. Aborting connection.
  37764. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37765. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37766. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37767. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37768. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37769. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37770. Failed writing message. Aborting connection.
  37771. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37772. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37773. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37774. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37775. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37776. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37777. Failed writing message. Aborting connection.
  37778. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37779. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37780. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37781. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37782. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37783. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37784. Failed writing message. Aborting connection.
  37785. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37786. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37787. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37788. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37789. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37790. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37791. Failed writing message. Aborting connection.
  37792. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37793. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37794. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37795. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37796. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37797. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37798. Failed writing message. Aborting connection.
  37799. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37800. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37801. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37802. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37803. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37804. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37805. Failed writing message. Aborting connection.
  37806. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37807. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37808. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37809. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37810. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37811. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37812. Failed writing message. Aborting connection.
  37813. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37814. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37815. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37816. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37817. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37818. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37819. Failed writing message. Aborting connection.
  37820. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37821. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37822. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37823. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37824. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37825. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37826. Failed writing message. Aborting connection.
  37827. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37828. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37829. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37830. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37831. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37832. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37833. Failed writing message. Aborting connection.
  37834. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37835. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37836. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37837. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37838. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37839. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37840. Failed writing message. Aborting connection.
  37841. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37842. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37843. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37844. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37845. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37846. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37847. Failed writing message. Aborting connection.
  37848. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37849. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37850. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37851. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37852. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37853. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37854. Failed writing message. Aborting connection.
  37855. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37856. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37857. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37858. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37859. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37860. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37861. Failed writing message. Aborting connection.
  37862. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37863. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37864. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37865. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37866. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37867. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37868. Failed writing message. Aborting connection.
  37869. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37870. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37871. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37872. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37873. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37875. Failed writing message. Aborting connection.
  37876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37881. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  37882. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:17 +00:00".
  37883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37884. Failed writing message. Aborting connection.
  37885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37891. Failed writing message. Aborting connection.
  37892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37898. Failed writing message. Aborting connection.
  37899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37905. Failed writing message. Aborting connection.
  37906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37912. Failed writing message. Aborting connection.
  37913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37919. Failed writing message. Aborting connection.
  37920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37926. Failed writing message. Aborting connection.
  37927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37933. Failed writing message. Aborting connection.
  37934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37940. Failed writing message. Aborting connection.
  37941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37947. Failed writing message. Aborting connection.
  37948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37954. Failed writing message. Aborting connection.
  37955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37961. Failed writing message. Aborting connection.
  37962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37968. Failed writing message. Aborting connection.
  37969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37975. Failed writing message. Aborting connection.
  37976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37982. Failed writing message. Aborting connection.
  37983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37989. Failed writing message. Aborting connection.
  37990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  37994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  37995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  37996. Failed writing message. Aborting connection.
  37997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  37998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  37999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38003. Failed writing message. Aborting connection.
  38004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38010. Failed writing message. Aborting connection.
  38011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38017. Failed writing message. Aborting connection.
  38018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38024. Failed writing message. Aborting connection.
  38025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38031. Failed writing message. Aborting connection.
  38032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38038. Failed writing message. Aborting connection.
  38039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38045. Failed writing message. Aborting connection.
  38046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38052. Failed writing message. Aborting connection.
  38053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38059. Failed writing message. Aborting connection.
  38060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38066. Failed writing message. Aborting connection.
  38067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38073. Failed writing message. Aborting connection.
  38074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38080. Failed writing message. Aborting connection.
  38081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38087. Failed writing message. Aborting connection.
  38088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38094. Failed writing message. Aborting connection.
  38095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38100. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38101. Failed writing message. Aborting connection.
  38102. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38103. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38104. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38105. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38106. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38107. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38108. Failed writing message. Aborting connection.
  38109. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38110. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38111. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38112. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38113. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38114. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38115. Failed writing message. Aborting connection.
  38116. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38117. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38118. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38119. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38120. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38121. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38122. Failed writing message. Aborting connection.
  38123. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38124. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38125. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38126. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38127. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38128. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38129. Failed writing message. Aborting connection.
  38130. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38131. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38132. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38133. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38134. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38135. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38136. Failed writing message. Aborting connection.
  38137. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38138. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38139. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38140. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38141. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38142. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38143. Failed writing message. Aborting connection.
  38144. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38145. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38146. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38147. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38148. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38149. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38150. Failed writing message. Aborting connection.
  38151. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38152. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38153. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38154. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38155. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38156. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38157. Failed writing message. Aborting connection.
  38158. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38159. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38160. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38161. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38162. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38163. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38164. Failed writing message. Aborting connection.
  38165. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38166. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38167. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38168. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38169. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38170. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38171. Failed writing message. Aborting connection.
  38172. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38173. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38174. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38175. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38176. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38177. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38178. Failed writing message. Aborting connection.
  38179. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38180. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38181. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38182. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38183. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38184. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38185. Failed writing message. Aborting connection.
  38186. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38187. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38188. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38189. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38190. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38191. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38192. Failed writing message. Aborting connection.
  38193. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38194. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38195. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38196. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38197. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38198. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38199. Failed writing message. Aborting connection.
  38200. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38201. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38202. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38203. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38204. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38205. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38206. Failed writing message. Aborting connection.
  38207. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38208. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38209. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38210. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38211. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38212. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38213. Failed writing message. Aborting connection.
  38214. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38215. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38216. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38217. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38218. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38219. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38220. Failed writing message. Aborting connection.
  38221. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38222. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38223. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38224. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38225. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38226. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38227. Failed writing message. Aborting connection.
  38228. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38229. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38230. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38231. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38232. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38233. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38234. Failed writing message. Aborting connection.
  38235. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38236. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38237. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38238. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38239. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38240. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38241. Failed writing message. Aborting connection.
  38242. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38243. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38244. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38245. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38246. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38247. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38248. Failed writing message. Aborting connection.
  38249. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38250. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38251. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38252. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38253. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38254. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  38255. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:17 +00:00".
  38256. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38257. Failed writing message. Aborting connection.
  38258. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38259. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38260. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38261. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38262. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38263. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38264. Failed writing message. Aborting connection.
  38265. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38266. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38267. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38268. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38269. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38270. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38271. Failed writing message. Aborting connection.
  38272. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38273. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38274. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38275. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38276. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38277. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38278. Failed writing message. Aborting connection.
  38279. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38280. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38281. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38282. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38283. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38284. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38285. Failed writing message. Aborting connection.
  38286. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38287. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38288. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38289. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38290. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38291. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38292. Failed writing message. Aborting connection.
  38293. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38294. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38295. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38296. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38297. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38298. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38299. Failed writing message. Aborting connection.
  38300. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38301. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38302. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38303. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38304. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38305. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38306. Failed writing message. Aborting connection.
  38307. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38308. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38309. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38310. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38311. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38312. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38313. Failed writing message. Aborting connection.
  38314. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38315. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38316. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38317. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38318. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38319. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38320. Failed writing message. Aborting connection.
  38321. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38322. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38323. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38324. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38325. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38326. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38327. Failed writing message. Aborting connection.
  38328. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38329. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38330. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38331. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38332. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38333. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38334. Failed writing message. Aborting connection.
  38335. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38336. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38337. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38338. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38339. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38340. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38341. Failed writing message. Aborting connection.
  38342. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38343. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38344. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38345. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38346. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38347. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38348. Failed writing message. Aborting connection.
  38349. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38350. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38351. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38352. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38353. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38354. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38355. Failed writing message. Aborting connection.
  38356. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38357. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38358. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38359. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38360. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38361. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  38362. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:17 +00:00".
  38363. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38364. Failed writing message. Aborting connection.
  38365. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38366. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38367. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38368. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38369. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38370. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38371. Failed writing message. Aborting connection.
  38372. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38373. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38374. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38375. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38376. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38377. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38378. Failed writing message. Aborting connection.
  38379. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38380. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38381. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38382. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38383. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38384. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38385. Failed writing message. Aborting connection.
  38386. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38387. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38388. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38389. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38390. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38391. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38392. Failed writing message. Aborting connection.
  38393. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38394. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38395. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38396. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38397. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38398. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38399. Failed writing message. Aborting connection.
  38400. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38401. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38402. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38403. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38404. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38405. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38406. Failed writing message. Aborting connection.
  38407. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38408. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38409. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38410. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38411. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38412. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38413. Failed writing message. Aborting connection.
  38414. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38415. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38416. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38417. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38418. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38419. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38420. Failed writing message. Aborting connection.
  38421. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38422. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38423. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38424. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38425. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38426. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38427. Failed writing message. Aborting connection.
  38428. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38429. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38430. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38431. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38432. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38433. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38434. Failed writing message. Aborting connection.
  38435. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38436. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38437. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38438. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38439. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38440. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38441. Failed writing message. Aborting connection.
  38442. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38443. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38444. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38445. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38446. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38447. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38448. Failed writing message. Aborting connection.
  38449. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38450. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38451. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38452. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38453. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38454. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38455. Failed writing message. Aborting connection.
  38456. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38457. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38458. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38459. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38460. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38461. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38462. Failed writing message. Aborting connection.
  38463. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38464. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38465. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38466. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38467. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38468. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38469. Failed writing message. Aborting connection.
  38470. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38471. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38472. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38473. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38474. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38475. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38476. Failed writing message. Aborting connection.
  38477. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38478. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38479. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38480. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38481. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38482. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38483. Failed writing message. Aborting connection.
  38484. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38485. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38486. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38487. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38488. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38489. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38490. Failed writing message. Aborting connection.
  38491. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38492. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38493. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38494. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38495. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38496. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38497. Failed writing message. Aborting connection.
  38498. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38499. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38500. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38501. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38502. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38503. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38504. Failed writing message. Aborting connection.
  38505. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38506. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38507. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38508. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38509. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38510. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38511. Failed writing message. Aborting connection.
  38512. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38513. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38514. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38515. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38516. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38517. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38518. Failed writing message. Aborting connection.
  38519. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38520. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38521. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38522. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38523. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38524. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38525. Failed writing message. Aborting connection.
  38526. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38527. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38528. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38529. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38530. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38531. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38532. Failed writing message. Aborting connection.
  38533. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38534. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38535. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38536. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38537. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38538. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38539. Failed writing message. Aborting connection.
  38540. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38541. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38542. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38543. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38544. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38545. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38546. Failed writing message. Aborting connection.
  38547. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38548. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38549. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38550. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38551. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38552. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38553. Failed writing message. Aborting connection.
  38554. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38555. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38556. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38557. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38558. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38559. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38560. Failed writing message. Aborting connection.
  38561. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38562. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38563. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38564. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38565. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38566. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38567. Failed writing message. Aborting connection.
  38568. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38569. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38570. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38571. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38572. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38573. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38574. Failed writing message. Aborting connection.
  38575. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38576. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38577. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38578. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38579. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38580. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38581. Failed writing message. Aborting connection.
  38582. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38583. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38584. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38585. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38586. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38587. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38588. Failed writing message. Aborting connection.
  38589. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38590. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38591. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38592. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38593. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38594. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38595. Failed writing message. Aborting connection.
  38596. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38597. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38598. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38599. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38600. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38601. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38602. Failed writing message. Aborting connection.
  38603. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38604. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38605. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38606. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38607. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38608. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38609. Failed writing message. Aborting connection.
  38610. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38611. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38612. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38613. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38614. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38615. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38616. Failed writing message. Aborting connection.
  38617. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38618. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38619. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38620. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38621. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38622. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38623. Failed writing message. Aborting connection.
  38624. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38625. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38626. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38627. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38628. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38629. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38630. Failed writing message. Aborting connection.
  38631. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38632. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38633. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38634. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38635. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38636. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38637. Failed writing message. Aborting connection.
  38638. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38639. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38640. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38641. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38642. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38643. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38644. Failed writing message. Aborting connection.
  38645. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38646. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38647. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38648. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38649. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38650. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38651. Failed writing message. Aborting connection.
  38652. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38653. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38654. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38655. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38656. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38657. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38658. Failed writing message. Aborting connection.
  38659. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38660. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38661. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38662. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38663. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38664. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38665. Failed writing message. Aborting connection.
  38666. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38667. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38668. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38669. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38670. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38671. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38672. Failed writing message. Aborting connection.
  38673. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38674. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38675. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38676. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38677. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38678. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38679. Failed writing message. Aborting connection.
  38680. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38681. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38682. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38683. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38684. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38685. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38686. Failed writing message. Aborting connection.
  38687. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38688. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38689. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38690. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38691. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38692. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38693. Failed writing message. Aborting connection.
  38694. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38695. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38696. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38697. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38698. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38699. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38700. Failed writing message. Aborting connection.
  38701. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38702. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38703. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38704. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38705. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38706. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38707. Failed writing message. Aborting connection.
  38708. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38709. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38710. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38711. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38712. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38713. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38714. Failed writing message. Aborting connection.
  38715. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38716. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38717. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38718. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38719. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38720. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38721. Failed writing message. Aborting connection.
  38722. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38723. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38724. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38725. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38726. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38727. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38728. Failed writing message. Aborting connection.
  38729. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38730. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38731. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38732. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38733. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38734. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38735. Failed writing message. Aborting connection.
  38736. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38737. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38738. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38739. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38740. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38741. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38742. Failed writing message. Aborting connection.
  38743. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38744. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38745. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38746. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38747. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38748. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38749. Failed writing message. Aborting connection.
  38750. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38751. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38752. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38753. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38754. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38755. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38756. Failed writing message. Aborting connection.
  38757. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38758. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38759. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38760. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38761. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38762. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38763. Failed writing message. Aborting connection.
  38764. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38765. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38766. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38767. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38768. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38769. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38770. Failed writing message. Aborting connection.
  38771. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38772. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38773. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38774. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38775. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38776. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38777. Failed writing message. Aborting connection.
  38778. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38779. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38780. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38781. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38782. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38783. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38784. Failed writing message. Aborting connection.
  38785. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38786. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38787. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38788. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38789. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38790. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38791. Failed writing message. Aborting connection.
  38792. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38793. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38794. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38795. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38796. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38797. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38798. Failed writing message. Aborting connection.
  38799. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38800. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38801. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38802. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38803. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38804. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38805. Failed writing message. Aborting connection.
  38806. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38807. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38808. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38809. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38810. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38811. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38812. Failed writing message. Aborting connection.
  38813. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38814. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38815. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38816. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38817. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38818. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38819. Failed writing message. Aborting connection.
  38820. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38821. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38822. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38823. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38824. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38825. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38826. Failed writing message. Aborting connection.
  38827. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38828. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38829. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38830. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38831. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38832. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38833. Failed writing message. Aborting connection.
  38834. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38835. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38836. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38837. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38838. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38839. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38840. Failed writing message. Aborting connection.
  38841. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38842. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38843. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38844. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38845. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38846. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38847. Failed writing message. Aborting connection.
  38848. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38849. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38850. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38851. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38852. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38853. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38854. Failed writing message. Aborting connection.
  38855. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38856. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38857. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38858. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38859. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38860. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38861. Failed writing message. Aborting connection.
  38862. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38863. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38864. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38865. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38866. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38867. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38868. Failed writing message. Aborting connection.
  38869. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38870. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38871. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38872. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38873. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38874. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38875. Failed writing message. Aborting connection.
  38876. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38877. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38878. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38879. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38880. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38881. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38882. Failed writing message. Aborting connection.
  38883. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38884. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38885. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38886. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38887. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38888. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38889. Failed writing message. Aborting connection.
  38890. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38891. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38892. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38893. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38894. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38895. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38896. Failed writing message. Aborting connection.
  38897. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38898. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38899. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38900. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38901. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38902. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38903. Failed writing message. Aborting connection.
  38904. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38905. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38906. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38907. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38908. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38909. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38910. Failed writing message. Aborting connection.
  38911. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38912. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38913. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38914. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38915. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38916. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38917. Failed writing message. Aborting connection.
  38918. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38919. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38920. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38921. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38922. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38923. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38924. Failed writing message. Aborting connection.
  38925. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38926. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38927. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38928. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38929. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38930. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38931. Failed writing message. Aborting connection.
  38932. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38933. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38934. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38935. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38936. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38937. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38938. Failed writing message. Aborting connection.
  38939. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38940. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38941. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38942. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38943. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38944. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38945. Failed writing message. Aborting connection.
  38946. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38947. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38948. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38949. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38950. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38951. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38952. Failed writing message. Aborting connection.
  38953. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38954. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38955. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38956. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38957. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38958. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38959. Failed writing message. Aborting connection.
  38960. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38961. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38962. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38963. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38964. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38965. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38966. Failed writing message. Aborting connection.
  38967. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38968. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38969. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38970. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38971. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38972. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38973. Failed writing message. Aborting connection.
  38974. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38975. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38976. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38977. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38978. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38979. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38980. Failed writing message. Aborting connection.
  38981. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38982. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38983. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38984. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38985. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38986. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38987. Failed writing message. Aborting connection.
  38988. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38989. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38990. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38991. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38992. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  38993. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  38994. Failed writing message. Aborting connection.
  38995. System.InvalidOperationException: Writing is not allowed after writer was completed.
  38996. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  38997. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38998. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  38999. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39000. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39001. Failed writing message. Aborting connection.
  39002. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39003. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39004. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39005. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39006. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39007. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39008. Failed writing message. Aborting connection.
  39009. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39010. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39011. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39012. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39013. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39014. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39015. Failed writing message. Aborting connection.
  39016. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39017. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39018. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39019. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39020. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39021. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39022. Failed writing message. Aborting connection.
  39023. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39024. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39025. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39026. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39027. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39028. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39029. Failed writing message. Aborting connection.
  39030. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39031. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39032. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39033. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39034. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39035. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39036. Failed writing message. Aborting connection.
  39037. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39038. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39039. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39040. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39041. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39042. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39043. Failed writing message. Aborting connection.
  39044. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39045. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39046. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39047. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39048. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39049. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39050. Failed writing message. Aborting connection.
  39051. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39052. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39053. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39054. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39055. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39056. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39057. Failed writing message. Aborting connection.
  39058. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39059. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39060. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39061. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39062. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39063. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39064. Failed writing message. Aborting connection.
  39065. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39066. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39067. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39068. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39069. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39070. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39071. Failed writing message. Aborting connection.
  39072. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39073. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39074. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39075. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39076. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39077. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39078. Failed writing message. Aborting connection.
  39079. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39080. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39081. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39082. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39083. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39084. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39085. Failed writing message. Aborting connection.
  39086. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39087. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39088. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39089. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39090. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39091. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39092. Failed writing message. Aborting connection.
  39093. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39094. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39095. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39096. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39097. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39098. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39099. Failed writing message. Aborting connection.
  39100. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39101. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39102. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39103. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39104. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39105. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39106. Failed writing message. Aborting connection.
  39107. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39108. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39109. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39110. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39111. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39112. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39113. Failed writing message. Aborting connection.
  39114. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39115. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39116. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39117. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39118. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39119. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39120. Failed writing message. Aborting connection.
  39121. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39122. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39123. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39124. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39125. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39126. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39127. Failed writing message. Aborting connection.
  39128. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39129. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39130. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39131. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39132. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39133. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39134. Failed writing message. Aborting connection.
  39135. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39136. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39137. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39138. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39139. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39140. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39141. Failed writing message. Aborting connection.
  39142. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39143. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39144. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39145. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39146. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39147. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39148. Failed writing message. Aborting connection.
  39149. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39150. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39151. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39152. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39153. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39154. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39155. Failed writing message. Aborting connection.
  39156. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39157. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39158. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39159. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39160. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39161. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39162. Failed writing message. Aborting connection.
  39163. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39164. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39165. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39166. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39167. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39168. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39169. Failed writing message. Aborting connection.
  39170. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39171. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39172. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39173. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39174. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39175. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39176. Failed writing message. Aborting connection.
  39177. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39178. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39179. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39180. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39181. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39182. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39183. Failed writing message. Aborting connection.
  39184. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39185. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39186. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39187. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39188. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39189. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39190. Failed writing message. Aborting connection.
  39191. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39192. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39193. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39194. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39195. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39196. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39197. Failed writing message. Aborting connection.
  39198. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39199. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39200. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39201. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39202. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39203. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39204. Failed writing message. Aborting connection.
  39205. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39206. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39207. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39208. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39209. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39210. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39211. Failed writing message. Aborting connection.
  39212. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39213. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39214. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39215. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39216. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39217. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39218. Failed writing message. Aborting connection.
  39219. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39220. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39221. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39222. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39223. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39224. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39225. Failed writing message. Aborting connection.
  39226. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39227. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39228. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39229. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39230. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39231. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39232. Failed writing message. Aborting connection.
  39233. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39234. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39235. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39236. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39237. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39238. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39239. Failed writing message. Aborting connection.
  39240. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39241. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39242. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39243. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39244. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39245. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39246. Failed writing message. Aborting connection.
  39247. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39248. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39249. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39250. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39251. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39252. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39253. Failed writing message. Aborting connection.
  39254. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39255. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39256. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39257. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39258. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39260. Failed writing message. Aborting connection.
  39261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39267. Failed writing message. Aborting connection.
  39268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39274. Failed writing message. Aborting connection.
  39275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39281. Failed writing message. Aborting connection.
  39282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39288. Failed writing message. Aborting connection.
  39289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39295. Failed writing message. Aborting connection.
  39296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39302. Failed writing message. Aborting connection.
  39303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39309. Failed writing message. Aborting connection.
  39310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39316. Failed writing message. Aborting connection.
  39317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39323. Failed writing message. Aborting connection.
  39324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39330. Failed writing message. Aborting connection.
  39331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39337. Failed writing message. Aborting connection.
  39338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39344. Failed writing message. Aborting connection.
  39345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39351. Failed writing message. Aborting connection.
  39352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39358. Failed writing message. Aborting connection.
  39359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39365. Failed writing message. Aborting connection.
  39366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39372. Failed writing message. Aborting connection.
  39373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39379. Failed writing message. Aborting connection.
  39380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39386. Failed writing message. Aborting connection.
  39387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39393. Failed writing message. Aborting connection.
  39394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39400. Failed writing message. Aborting connection.
  39401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39407. Failed writing message. Aborting connection.
  39408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39414. Failed writing message. Aborting connection.
  39415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39421. Failed writing message. Aborting connection.
  39422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39428. Failed writing message. Aborting connection.
  39429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39435. Failed writing message. Aborting connection.
  39436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39442. Failed writing message. Aborting connection.
  39443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39449. Failed writing message. Aborting connection.
  39450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39456. Failed writing message. Aborting connection.
  39457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39463. Failed writing message. Aborting connection.
  39464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39470. Failed writing message. Aborting connection.
  39471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39477. Failed writing message. Aborting connection.
  39478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39484. Failed writing message. Aborting connection.
  39485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39491. Failed writing message. Aborting connection.
  39492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39498. Failed writing message. Aborting connection.
  39499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39505. Failed writing message. Aborting connection.
  39506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39512. Failed writing message. Aborting connection.
  39513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39519. Failed writing message. Aborting connection.
  39520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39526. Failed writing message. Aborting connection.
  39527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39533. Failed writing message. Aborting connection.
  39534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39540. Failed writing message. Aborting connection.
  39541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39547. Failed writing message. Aborting connection.
  39548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39554. Failed writing message. Aborting connection.
  39555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39561. Failed writing message. Aborting connection.
  39562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39568. Failed writing message. Aborting connection.
  39569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39575. Failed writing message. Aborting connection.
  39576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39582. Failed writing message. Aborting connection.
  39583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39589. Failed writing message. Aborting connection.
  39590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39596. Failed writing message. Aborting connection.
  39597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39603. Failed writing message. Aborting connection.
  39604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39610. Failed writing message. Aborting connection.
  39611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39617. Failed writing message. Aborting connection.
  39618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39624. Failed writing message. Aborting connection.
  39625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39631. Failed writing message. Aborting connection.
  39632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39638. Failed writing message. Aborting connection.
  39639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39645. Failed writing message. Aborting connection.
  39646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39652. Failed writing message. Aborting connection.
  39653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39659. Failed writing message. Aborting connection.
  39660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39666. Failed writing message. Aborting connection.
  39667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39673. Failed writing message. Aborting connection.
  39674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39680. Failed writing message. Aborting connection.
  39681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39687. Failed writing message. Aborting connection.
  39688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39694. Failed writing message. Aborting connection.
  39695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39701. Failed writing message. Aborting connection.
  39702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39708. Failed writing message. Aborting connection.
  39709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39715. Failed writing message. Aborting connection.
  39716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39722. Failed writing message. Aborting connection.
  39723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39729. Failed writing message. Aborting connection.
  39730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39736. Failed writing message. Aborting connection.
  39737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39743. Failed writing message. Aborting connection.
  39744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39750. Failed writing message. Aborting connection.
  39751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39757. Failed writing message. Aborting connection.
  39758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39764. Failed writing message. Aborting connection.
  39765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39771. Failed writing message. Aborting connection.
  39772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39778. Failed writing message. Aborting connection.
  39779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39785. Failed writing message. Aborting connection.
  39786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39792. Failed writing message. Aborting connection.
  39793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39799. Failed writing message. Aborting connection.
  39800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39806. Failed writing message. Aborting connection.
  39807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39813. Failed writing message. Aborting connection.
  39814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39820. Failed writing message. Aborting connection.
  39821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39827. Failed writing message. Aborting connection.
  39828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39834. Failed writing message. Aborting connection.
  39835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39841. Failed writing message. Aborting connection.
  39842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39848. Failed writing message. Aborting connection.
  39849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39855. Failed writing message. Aborting connection.
  39856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39862. Failed writing message. Aborting connection.
  39863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39869. Failed writing message. Aborting connection.
  39870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39876. Failed writing message. Aborting connection.
  39877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39883. Failed writing message. Aborting connection.
  39884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39890. Failed writing message. Aborting connection.
  39891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39897. Failed writing message. Aborting connection.
  39898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39904. Failed writing message. Aborting connection.
  39905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39911. Failed writing message. Aborting connection.
  39912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39918. Failed writing message. Aborting connection.
  39919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39925. Failed writing message. Aborting connection.
  39926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39932. Failed writing message. Aborting connection.
  39933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39939. Failed writing message. Aborting connection.
  39940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39946. Failed writing message. Aborting connection.
  39947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39953. Failed writing message. Aborting connection.
  39954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39960. Failed writing message. Aborting connection.
  39961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39967. Failed writing message. Aborting connection.
  39968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39974. Failed writing message. Aborting connection.
  39975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39981. Failed writing message. Aborting connection.
  39982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39988. Failed writing message. Aborting connection.
  39989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  39994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  39995. Failed writing message. Aborting connection.
  39996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  39997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  39998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  39999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40002. Failed writing message. Aborting connection.
  40003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40009. Failed writing message. Aborting connection.
  40010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40016. Failed writing message. Aborting connection.
  40017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40023. Failed writing message. Aborting connection.
  40024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40030. Failed writing message. Aborting connection.
  40031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40037. Failed writing message. Aborting connection.
  40038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40044. Failed writing message. Aborting connection.
  40045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40051. Failed writing message. Aborting connection.
  40052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40058. Failed writing message. Aborting connection.
  40059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40065. Failed writing message. Aborting connection.
  40066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40072. Failed writing message. Aborting connection.
  40073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40079. Failed writing message. Aborting connection.
  40080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40086. Failed writing message. Aborting connection.
  40087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40093. Failed writing message. Aborting connection.
  40094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40100. Failed writing message. Aborting connection.
  40101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40107. Failed writing message. Aborting connection.
  40108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40114. Failed writing message. Aborting connection.
  40115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40121. Failed writing message. Aborting connection.
  40122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40128. Failed writing message. Aborting connection.
  40129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40135. Failed writing message. Aborting connection.
  40136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40142. Failed writing message. Aborting connection.
  40143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40149. Failed writing message. Aborting connection.
  40150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40156. Failed writing message. Aborting connection.
  40157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40163. Failed writing message. Aborting connection.
  40164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40170. Failed writing message. Aborting connection.
  40171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40177. Failed writing message. Aborting connection.
  40178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40184. Failed writing message. Aborting connection.
  40185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40191. Failed writing message. Aborting connection.
  40192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40198. Failed writing message. Aborting connection.
  40199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40205. Failed writing message. Aborting connection.
  40206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40212. Failed writing message. Aborting connection.
  40213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40219. Failed writing message. Aborting connection.
  40220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40226. Failed writing message. Aborting connection.
  40227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40233. Failed writing message. Aborting connection.
  40234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40240. Failed writing message. Aborting connection.
  40241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40247. Failed writing message. Aborting connection.
  40248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40254. Failed writing message. Aborting connection.
  40255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40261. Failed writing message. Aborting connection.
  40262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40268. Failed writing message. Aborting connection.
  40269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40275. Failed writing message. Aborting connection.
  40276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40282. Failed writing message. Aborting connection.
  40283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40289. Failed writing message. Aborting connection.
  40290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40296. Failed writing message. Aborting connection.
  40297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40303. Failed writing message. Aborting connection.
  40304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40310. Failed writing message. Aborting connection.
  40311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40317. Failed writing message. Aborting connection.
  40318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40324. Failed writing message. Aborting connection.
  40325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40331. Failed writing message. Aborting connection.
  40332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40338. Failed writing message. Aborting connection.
  40339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40345. Failed writing message. Aborting connection.
  40346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40352. Failed writing message. Aborting connection.
  40353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40359. Failed writing message. Aborting connection.
  40360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40366. Failed writing message. Aborting connection.
  40367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40373. Failed writing message. Aborting connection.
  40374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40380. Failed writing message. Aborting connection.
  40381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40387. Failed writing message. Aborting connection.
  40388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40394. Failed writing message. Aborting connection.
  40395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40401. Failed writing message. Aborting connection.
  40402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40408. Failed writing message. Aborting connection.
  40409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40415. Failed writing message. Aborting connection.
  40416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40422. Failed writing message. Aborting connection.
  40423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40429. Failed writing message. Aborting connection.
  40430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40436. Failed writing message. Aborting connection.
  40437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40443. Failed writing message. Aborting connection.
  40444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40450. Failed writing message. Aborting connection.
  40451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40457. Failed writing message. Aborting connection.
  40458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40464. Failed writing message. Aborting connection.
  40465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40471. Failed writing message. Aborting connection.
  40472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40477. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40478. Failed writing message. Aborting connection.
  40479. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40480. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40481. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40482. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40483. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40484. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40485. Failed writing message. Aborting connection.
  40486. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40487. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40488. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40489. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40490. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40491. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40492. Failed writing message. Aborting connection.
  40493. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40494. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40495. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40496. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40497. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40498. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40499. Failed writing message. Aborting connection.
  40500. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40501. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40502. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40503. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40504. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40505. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40506. Failed writing message. Aborting connection.
  40507. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40508. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40509. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40510. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40511. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40512. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40513. Failed writing message. Aborting connection.
  40514. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40515. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40516. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40517. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40518. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40519. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40520. Failed writing message. Aborting connection.
  40521. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40522. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40523. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40524. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40525. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40526. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40527. Failed writing message. Aborting connection.
  40528. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40529. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40530. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40531. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40532. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40533. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40534. Failed writing message. Aborting connection.
  40535. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40536. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40537. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40538. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40539. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40540. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40541. Failed writing message. Aborting connection.
  40542. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40543. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40544. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40545. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40546. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40547. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40548. Failed writing message. Aborting connection.
  40549. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40550. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40551. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40552. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40553. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40554. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40555. Failed writing message. Aborting connection.
  40556. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40557. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40558. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40559. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40560. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40561. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40562. Failed writing message. Aborting connection.
  40563. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40564. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40565. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40566. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40567. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40568. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40569. Failed writing message. Aborting connection.
  40570. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40571. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40572. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40573. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40574. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40575. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40576. Failed writing message. Aborting connection.
  40577. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40578. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40579. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40580. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40581. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40582. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40583. Failed writing message. Aborting connection.
  40584. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40585. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40586. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40587. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40588. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40589. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40590. Failed writing message. Aborting connection.
  40591. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40592. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40593. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40594. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40595. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40596. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40597. Failed writing message. Aborting connection.
  40598. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40599. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40600. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40601. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40602. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40603. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40604. Failed writing message. Aborting connection.
  40605. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40606. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40607. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40608. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40609. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40610. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40611. Failed writing message. Aborting connection.
  40612. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40613. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40614. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40615. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40616. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40617. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40618. Failed writing message. Aborting connection.
  40619. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40620. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40621. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40622. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40623. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40624. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40625. Failed writing message. Aborting connection.
  40626. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40627. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40628. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40629. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40630. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40631. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40632. Failed writing message. Aborting connection.
  40633. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40634. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40635. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40636. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40637. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40638. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40639. Failed writing message. Aborting connection.
  40640. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40641. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40642. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40643. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40644. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40645. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40646. Failed writing message. Aborting connection.
  40647. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40648. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40649. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40650. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40651. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40652. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40653. Failed writing message. Aborting connection.
  40654. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40655. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40656. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40657. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40658. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40659. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40660. Failed writing message. Aborting connection.
  40661. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40662. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40663. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40664. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40665. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40666. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40667. Failed writing message. Aborting connection.
  40668. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40669. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40670. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40671. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40672. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40673. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40674. Failed writing message. Aborting connection.
  40675. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40676. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40677. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40678. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40679. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40680. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40681. Failed writing message. Aborting connection.
  40682. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40683. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40684. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40685. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40686. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40687. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40688. Failed writing message. Aborting connection.
  40689. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40690. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40691. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40692. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40693. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40694. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40695. Failed writing message. Aborting connection.
  40696. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40697. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40698. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40699. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40700. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40701. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40702. Failed writing message. Aborting connection.
  40703. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40704. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40705. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40706. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40707. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40708. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40709. Failed writing message. Aborting connection.
  40710. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40711. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40712. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40713. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40714. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40715. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40716. Failed writing message. Aborting connection.
  40717. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40718. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40719. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40720. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40721. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40722. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40723. Failed writing message. Aborting connection.
  40724. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40725. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40726. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40727. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40728. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40729. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40730. Failed writing message. Aborting connection.
  40731. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40732. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40733. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40734. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40735. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40736. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40737. Failed writing message. Aborting connection.
  40738. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40739. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40740. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40741. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40742. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40743. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40744. Failed writing message. Aborting connection.
  40745. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40746. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40747. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40748. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40749. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40750. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40751. Failed writing message. Aborting connection.
  40752. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40753. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40754. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40755. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40756. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40757. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40758. Failed writing message. Aborting connection.
  40759. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40760. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40761. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40762. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40763. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40764. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40765. Failed writing message. Aborting connection.
  40766. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40767. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40768. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40769. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40770. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40771. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40772. Failed writing message. Aborting connection.
  40773. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40774. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40775. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40776. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40777. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40778. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40779. Failed writing message. Aborting connection.
  40780. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40781. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40782. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40783. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40784. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40785. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40786. Failed writing message. Aborting connection.
  40787. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40788. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40789. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40790. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40791. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40792. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40793. Failed writing message. Aborting connection.
  40794. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40795. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40796. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40797. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40798. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40799. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40800. Failed writing message. Aborting connection.
  40801. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40802. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40803. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40804. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40805. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40806. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40807. Failed writing message. Aborting connection.
  40808. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40809. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40810. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40811. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40812. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40813. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40814. Failed writing message. Aborting connection.
  40815. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40816. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40817. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40818. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40819. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40820. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40821. Failed writing message. Aborting connection.
  40822. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40823. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40824. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40825. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40826. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40827. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40828. Failed writing message. Aborting connection.
  40829. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40830. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40831. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40832. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40833. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40834. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40835. Failed writing message. Aborting connection.
  40836. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40837. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40838. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40839. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40840. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40841. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40842. Failed writing message. Aborting connection.
  40843. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40844. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40845. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40846. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40847. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40848. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40849. Failed writing message. Aborting connection.
  40850. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40851. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40852. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40853. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40854. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40855. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40856. Failed writing message. Aborting connection.
  40857. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40858. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40859. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40860. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40861. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40862. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40863. Failed writing message. Aborting connection.
  40864. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40865. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40866. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40867. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40868. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40869. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40870. Failed writing message. Aborting connection.
  40871. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40872. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40873. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40874. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40875. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40876. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40877. Failed writing message. Aborting connection.
  40878. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40879. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40880. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40881. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40882. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40883. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40884. Failed writing message. Aborting connection.
  40885. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40886. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40887. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40888. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40889. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40890. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40891. Failed writing message. Aborting connection.
  40892. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40893. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40894. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40895. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40896. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40897. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40898. Failed writing message. Aborting connection.
  40899. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40900. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40901. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40902. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40903. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40904. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40905. Failed writing message. Aborting connection.
  40906. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40907. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40908. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40909. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40910. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40911. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40912. Failed writing message. Aborting connection.
  40913. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40914. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40915. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40916. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40917. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40918. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40919. Failed writing message. Aborting connection.
  40920. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40921. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40922. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40923. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40924. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40925. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40926. Failed writing message. Aborting connection.
  40927. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40928. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40929. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40930. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40931. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40932. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40933. Failed writing message. Aborting connection.
  40934. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40935. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40936. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40937. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40938. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40939. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40940. Failed writing message. Aborting connection.
  40941. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40942. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40943. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40944. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40945. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40946. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40947. Failed writing message. Aborting connection.
  40948. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40949. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40950. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40951. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40952. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40953. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40954. Failed writing message. Aborting connection.
  40955. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40956. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40957. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40958. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40959. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40960. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40961. Failed writing message. Aborting connection.
  40962. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40963. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40964. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40965. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40966. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40967. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40968. Failed writing message. Aborting connection.
  40969. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40970. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40971. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40972. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40973. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40974. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40975. Failed writing message. Aborting connection.
  40976. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40977. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40978. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40979. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40980. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40981. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40982. Failed writing message. Aborting connection.
  40983. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40984. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40985. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40986. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40987. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40988. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40989. Failed writing message. Aborting connection.
  40990. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40991. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40992. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40993. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  40994. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  40995. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  40996. Failed writing message. Aborting connection.
  40997. System.InvalidOperationException: Writing is not allowed after writer was completed.
  40998. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  40999. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41000. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41001. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41002. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41003. Failed writing message. Aborting connection.
  41004. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41005. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41006. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41007. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41008. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41009. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41010. Failed writing message. Aborting connection.
  41011. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41012. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41013. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41014. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41015. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41016. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41017. Failed writing message. Aborting connection.
  41018. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41019. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41020. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41021. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41022. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41023. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41024. Failed writing message. Aborting connection.
  41025. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41026. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41027. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41028. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41029. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41030. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41031. Failed writing message. Aborting connection.
  41032. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41033. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41034. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41035. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41036. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41037. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41038. Failed writing message. Aborting connection.
  41039. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41040. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41041. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41042. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41043. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41044. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41045. Failed writing message. Aborting connection.
  41046. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41047. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41048. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41049. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41050. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41051. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41052. Failed writing message. Aborting connection.
  41053. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41054. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41055. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41056. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41057. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41058. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41059. Failed writing message. Aborting connection.
  41060. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41061. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41062. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41063. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41064. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41065. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41066. Failed writing message. Aborting connection.
  41067. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41068. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41069. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41070. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41071. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41072. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41073. Failed writing message. Aborting connection.
  41074. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41075. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41076. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41077. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41078. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41079. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41080. Failed writing message. Aborting connection.
  41081. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41082. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41083. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41084. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41085. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41086. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41087. Failed writing message. Aborting connection.
  41088. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41089. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41090. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41091. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41092. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41093. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41094. Failed writing message. Aborting connection.
  41095. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41096. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41097. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41098. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41099. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41100. [00:08:56] Current: 79324, peak: 100730, connected: 0, disconnected: 7233, rate: -7233/s
  41101. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41102. Failed writing message. Aborting connection.
  41103. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41104. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41105. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41106. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41107. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41108. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41109. Failed writing message. Aborting connection.
  41110. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41111. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41112. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41113. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41114. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41115. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41116. Failed writing message. Aborting connection.
  41117. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41118. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41119. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41120. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41121. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41122. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41123. Failed writing message. Aborting connection.
  41124. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41125. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41126. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41127. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41128. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41129. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41130. Failed writing message. Aborting connection.
  41131. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41132. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41133. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41134. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41135. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41136. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41137. Failed writing message. Aborting connection.
  41138. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41139. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41140. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41141. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41142. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41143. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41144. Failed writing message. Aborting connection.
  41145. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41146. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41147. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41148. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41149. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41150. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41151. Failed writing message. Aborting connection.
  41152. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41153. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41154. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41155. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41156. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41157. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41158. Failed writing message. Aborting connection.
  41159. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41160. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41161. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41162. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41163. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41164. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41165. Failed writing message. Aborting connection.
  41166. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41167. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41168. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41169. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41170. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41171. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41172. Failed writing message. Aborting connection.
  41173. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41174. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41175. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41176. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41177. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41178. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41179. Failed writing message. Aborting connection.
  41180. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41181. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41182. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41183. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41184. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41185. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41186. Failed writing message. Aborting connection.
  41187. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41188. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41189. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41190. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41191. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41192. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41193. Failed writing message. Aborting connection.
  41194. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41195. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41196. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41197. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41198. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41199. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41200. Failed writing message. Aborting connection.
  41201. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41202. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41203. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41204. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41205. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41206. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41207. Failed writing message. Aborting connection.
  41208. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41209. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41210. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41211. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41212. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41214. Failed writing message. Aborting connection.
  41215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41221. Failed writing message. Aborting connection.
  41222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41228. Failed writing message. Aborting connection.
  41229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41235. Failed writing message. Aborting connection.
  41236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41242. Failed writing message. Aborting connection.
  41243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41249. Failed writing message. Aborting connection.
  41250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41255. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  41256. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:20 +00:00".
  41257. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  41258. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:20 +00:00".
  41259. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41260. Failed writing message. Aborting connection.
  41261. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41262. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41263. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41264. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41265. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41266. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41267. Failed writing message. Aborting connection.
  41268. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41269. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41270. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41271. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41272. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41273. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41274. Failed writing message. Aborting connection.
  41275. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41276. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41277. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41278. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41279. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41280. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41281. Failed writing message. Aborting connection.
  41282. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41283. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41284. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41285. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41286. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41287. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41288. Failed writing message. Aborting connection.
  41289. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41290. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41291. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41292. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41293. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41294. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41295. Failed writing message. Aborting connection.
  41296. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41297. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41298. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41299. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41300. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41301. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41302. Failed writing message. Aborting connection.
  41303. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41304. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41305. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41306. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41307. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41308. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41309. Failed writing message. Aborting connection.
  41310. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41311. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41312. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41313. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41314. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41315. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41316. Failed writing message. Aborting connection.
  41317. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41318. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41319. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41320. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41321. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41322. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41323. Failed writing message. Aborting connection.
  41324. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41325. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41326. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41327. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41328. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41329. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41330. Failed writing message. Aborting connection.
  41331. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41332. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41333. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41334. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41335. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41336. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41337. Failed writing message. Aborting connection.
  41338. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41339. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41340. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41341. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41342. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41343. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41344. Failed writing message. Aborting connection.
  41345. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41346. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41347. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41348. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41349. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41351. Failed writing message. Aborting connection.
  41352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41358. Failed writing message. Aborting connection.
  41359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41365. Failed writing message. Aborting connection.
  41366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41372. Failed writing message. Aborting connection.
  41373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41379. Failed writing message. Aborting connection.
  41380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41386. Failed writing message. Aborting connection.
  41387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41393. Failed writing message. Aborting connection.
  41394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41400. Failed writing message. Aborting connection.
  41401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41407. Failed writing message. Aborting connection.
  41408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41414. Failed writing message. Aborting connection.
  41415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41421. Failed writing message. Aborting connection.
  41422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41428. Failed writing message. Aborting connection.
  41429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41435. Failed writing message. Aborting connection.
  41436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41442. Failed writing message. Aborting connection.
  41443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41449. Failed writing message. Aborting connection.
  41450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41456. Failed writing message. Aborting connection.
  41457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41463. Failed writing message. Aborting connection.
  41464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41470. Failed writing message. Aborting connection.
  41471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41477. Failed writing message. Aborting connection.
  41478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41484. Failed writing message. Aborting connection.
  41485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41491. Failed writing message. Aborting connection.
  41492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41498. Failed writing message. Aborting connection.
  41499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41505. Failed writing message. Aborting connection.
  41506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41512. Failed writing message. Aborting connection.
  41513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41519. Failed writing message. Aborting connection.
  41520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41526. Failed writing message. Aborting connection.
  41527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41533. Failed writing message. Aborting connection.
  41534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41540. Failed writing message. Aborting connection.
  41541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41547. Failed writing message. Aborting connection.
  41548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41554. Failed writing message. Aborting connection.
  41555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41561. Failed writing message. Aborting connection.
  41562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41568. Failed writing message. Aborting connection.
  41569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41575. Failed writing message. Aborting connection.
  41576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41582. Failed writing message. Aborting connection.
  41583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41589. Failed writing message. Aborting connection.
  41590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41596. Failed writing message. Aborting connection.
  41597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41603. Failed writing message. Aborting connection.
  41604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41610. Failed writing message. Aborting connection.
  41611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41617. Failed writing message. Aborting connection.
  41618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41624. Failed writing message. Aborting connection.
  41625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41631. Failed writing message. Aborting connection.
  41632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41638. Failed writing message. Aborting connection.
  41639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41645. Failed writing message. Aborting connection.
  41646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41652. Failed writing message. Aborting connection.
  41653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41659. Failed writing message. Aborting connection.
  41660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41666. Failed writing message. Aborting connection.
  41667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41673. Failed writing message. Aborting connection.
  41674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41680. Failed writing message. Aborting connection.
  41681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41687. Failed writing message. Aborting connection.
  41688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41694. Failed writing message. Aborting connection.
  41695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41701. Failed writing message. Aborting connection.
  41702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41708. Failed writing message. Aborting connection.
  41709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41715. Failed writing message. Aborting connection.
  41716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41722. Failed writing message. Aborting connection.
  41723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41729. Failed writing message. Aborting connection.
  41730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41736. Failed writing message. Aborting connection.
  41737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41743. Failed writing message. Aborting connection.
  41744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41750. Failed writing message. Aborting connection.
  41751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41757. Failed writing message. Aborting connection.
  41758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41764. Failed writing message. Aborting connection.
  41765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41771. Failed writing message. Aborting connection.
  41772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41778. Failed writing message. Aborting connection.
  41779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41785. Failed writing message. Aborting connection.
  41786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41792. Failed writing message. Aborting connection.
  41793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41799. Failed writing message. Aborting connection.
  41800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41806. Failed writing message. Aborting connection.
  41807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41813. Failed writing message. Aborting connection.
  41814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41820. Failed writing message. Aborting connection.
  41821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41827. Failed writing message. Aborting connection.
  41828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41834. Failed writing message. Aborting connection.
  41835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41841. Failed writing message. Aborting connection.
  41842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41848. Failed writing message. Aborting connection.
  41849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41855. Failed writing message. Aborting connection.
  41856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41862. Failed writing message. Aborting connection.
  41863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41869. Failed writing message. Aborting connection.
  41870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41876. Failed writing message. Aborting connection.
  41877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41883. Failed writing message. Aborting connection.
  41884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41890. Failed writing message. Aborting connection.
  41891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41897. Failed writing message. Aborting connection.
  41898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41904. Failed writing message. Aborting connection.
  41905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41911. Failed writing message. Aborting connection.
  41912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41918. Failed writing message. Aborting connection.
  41919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41925. Failed writing message. Aborting connection.
  41926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41932. Failed writing message. Aborting connection.
  41933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41939. Failed writing message. Aborting connection.
  41940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41946. Failed writing message. Aborting connection.
  41947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41953. Failed writing message. Aborting connection.
  41954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41960. Failed writing message. Aborting connection.
  41961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41967. Failed writing message. Aborting connection.
  41968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41974. Failed writing message. Aborting connection.
  41975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41981. Failed writing message. Aborting connection.
  41982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41988. Failed writing message. Aborting connection.
  41989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  41994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  41995. Failed writing message. Aborting connection.
  41996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  41997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  41998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  41999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42002. Failed writing message. Aborting connection.
  42003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42009. Failed writing message. Aborting connection.
  42010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42016. Failed writing message. Aborting connection.
  42017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42023. Failed writing message. Aborting connection.
  42024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42030. Failed writing message. Aborting connection.
  42031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42037. Failed writing message. Aborting connection.
  42038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42044. Failed writing message. Aborting connection.
  42045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42051. Failed writing message. Aborting connection.
  42052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42058. Failed writing message. Aborting connection.
  42059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42065. Failed writing message. Aborting connection.
  42066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42072. Failed writing message. Aborting connection.
  42073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42079. Failed writing message. Aborting connection.
  42080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42086. Failed writing message. Aborting connection.
  42087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42093. Failed writing message. Aborting connection.
  42094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42100. Failed writing message. Aborting connection.
  42101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42107. Failed writing message. Aborting connection.
  42108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42114. Failed writing message. Aborting connection.
  42115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42121. Failed writing message. Aborting connection.
  42122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42128. Failed writing message. Aborting connection.
  42129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42135. Failed writing message. Aborting connection.
  42136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42142. Failed writing message. Aborting connection.
  42143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42149. Failed writing message. Aborting connection.
  42150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42156. Failed writing message. Aborting connection.
  42157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42163. Failed writing message. Aborting connection.
  42164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42170. Failed writing message. Aborting connection.
  42171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42177. Failed writing message. Aborting connection.
  42178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42184. Failed writing message. Aborting connection.
  42185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42191. Failed writing message. Aborting connection.
  42192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42198. Failed writing message. Aborting connection.
  42199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42205. Failed writing message. Aborting connection.
  42206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42211. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42212. Failed writing message. Aborting connection.
  42213. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42214. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42215. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42216. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42217. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42218. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42219. Failed writing message. Aborting connection.
  42220. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42221. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42222. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42223. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42224. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42225. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42226. Failed writing message. Aborting connection.
  42227. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42228. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42229. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42230. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42231. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42232. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42233. Failed writing message. Aborting connection.
  42234. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42235. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42236. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42237. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42238. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42239. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42240. Failed writing message. Aborting connection.
  42241. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42242. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42243. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42244. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42245. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42246. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42247. Failed writing message. Aborting connection.
  42248. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42249. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42250. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42251. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42252. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42253. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42254. Failed writing message. Aborting connection.
  42255. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42256. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42257. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42258. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42259. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42260. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42261. Failed writing message. Aborting connection.
  42262. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42263. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42264. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42265. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42266. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42267. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42268. Failed writing message. Aborting connection.
  42269. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42270. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42271. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42272. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42273. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42274. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42275. Failed writing message. Aborting connection.
  42276. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42277. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42278. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42279. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42280. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42281. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42282. Failed writing message. Aborting connection.
  42283. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42284. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42285. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42286. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42287. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42288. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42289. Failed writing message. Aborting connection.
  42290. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42291. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42292. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42293. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42294. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42295. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42296. Failed writing message. Aborting connection.
  42297. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42298. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42299. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42300. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42301. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42302. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42303. Failed writing message. Aborting connection.
  42304. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42305. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42306. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42307. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42308. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42309. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42310. Failed writing message. Aborting connection.
  42311. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42312. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42313. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42314. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42315. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42316. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42317. Failed writing message. Aborting connection.
  42318. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42319. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42320. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42321. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42322. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42323. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42324. Failed writing message. Aborting connection.
  42325. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42326. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42327. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42328. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42329. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42330. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42331. Failed writing message. Aborting connection.
  42332. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42333. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42334. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42335. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42336. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42337. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42338. Failed writing message. Aborting connection.
  42339. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42340. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42341. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42342. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42343. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42344. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42345. Failed writing message. Aborting connection.
  42346. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42347. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42348. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42349. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42350. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42351. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42352. Failed writing message. Aborting connection.
  42353. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42354. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42355. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42356. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42357. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42358. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42359. Failed writing message. Aborting connection.
  42360. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42361. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42362. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42363. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42364. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42365. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42366. Failed writing message. Aborting connection.
  42367. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42368. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42369. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42370. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42371. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42372. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42373. Failed writing message. Aborting connection.
  42374. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42375. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42376. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42377. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42378. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42379. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42380. Failed writing message. Aborting connection.
  42381. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42382. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42383. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42384. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42385. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42386. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42387. Failed writing message. Aborting connection.
  42388. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42389. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42390. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42391. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42392. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42393. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42394. Failed writing message. Aborting connection.
  42395. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42396. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42397. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42398. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42399. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42400. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42401. Failed writing message. Aborting connection.
  42402. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42403. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42404. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42405. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42406. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42407. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42408. Failed writing message. Aborting connection.
  42409. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42410. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42411. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42412. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42413. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42414. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42415. Failed writing message. Aborting connection.
  42416. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42417. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42418. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42419. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42420. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42421. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42422. Failed writing message. Aborting connection.
  42423. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42424. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42425. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42426. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42427. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42428. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42429. Failed writing message. Aborting connection.
  42430. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42431. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42432. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42433. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42434. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42435. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42436. Failed writing message. Aborting connection.
  42437. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42438. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42439. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42440. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42441. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42442. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42443. Failed writing message. Aborting connection.
  42444. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42445. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42446. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42447. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42448. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42449. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42450. Failed writing message. Aborting connection.
  42451. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42452. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42453. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42454. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42455. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42456. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42457. Failed writing message. Aborting connection.
  42458. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42459. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42460. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42461. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42462. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42463. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42464. Failed writing message. Aborting connection.
  42465. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42466. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42467. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42468. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42469. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42470. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42471. Failed writing message. Aborting connection.
  42472. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42473. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42474. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42475. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42476. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42477. [00:08:57] Current: 75088, peak: 100730, connected: 0, disconnected: 4236, rate: -4236/s
  42478. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42479. Failed writing message. Aborting connection.
  42480. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42481. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42482. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42483. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42484. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42485. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42486. Failed writing message. Aborting connection.
  42487. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42488. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42489. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42490. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42491. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42492. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42493. Failed writing message. Aborting connection.
  42494. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42495. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42496. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42497. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42498. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42499. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42500. Failed writing message. Aborting connection.
  42501. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42502. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42503. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42504. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42505. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42506. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42507. Failed writing message. Aborting connection.
  42508. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42509. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42510. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42511. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42512. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42513. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42514. Failed writing message. Aborting connection.
  42515. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42516. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42517. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42518. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42519. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42520. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42521. Failed writing message. Aborting connection.
  42522. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42523. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42524. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42525. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42526. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42527. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42528. Failed writing message. Aborting connection.
  42529. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42530. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42531. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42532. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42533. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42534. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42535. Failed writing message. Aborting connection.
  42536. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42537. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42538. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42539. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42540. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42541. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42542. Failed writing message. Aborting connection.
  42543. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42544. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42545. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42546. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42547. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42548. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42549. Failed writing message. Aborting connection.
  42550. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42551. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42552. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42553. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42554. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42555. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42556. Failed writing message. Aborting connection.
  42557. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42558. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42559. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42560. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42561. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42562. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42563. Failed writing message. Aborting connection.
  42564. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42565. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42566. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42567. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42568. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42569. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42570. Failed writing message. Aborting connection.
  42571. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42572. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42573. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42574. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42575. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42576. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42577. Failed writing message. Aborting connection.
  42578. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42579. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42580. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42581. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42582. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42583. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42584. Failed writing message. Aborting connection.
  42585. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42586. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42587. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42588. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42589. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42590. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42591. Failed writing message. Aborting connection.
  42592. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42593. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42594. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42595. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42596. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42597. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42598. Failed writing message. Aborting connection.
  42599. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42600. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42601. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42602. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42603. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42604. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42605. Failed writing message. Aborting connection.
  42606. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42607. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42608. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42609. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42610. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42611. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42612. Failed writing message. Aborting connection.
  42613. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42614. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42615. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42616. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42617. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42618. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42619. Failed writing message. Aborting connection.
  42620. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42621. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42622. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42623. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42624. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42625. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42626. Failed writing message. Aborting connection.
  42627. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42628. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42629. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42630. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42631. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42632. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42633. Failed writing message. Aborting connection.
  42634. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42635. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42636. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42637. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42638. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42639. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42640. Failed writing message. Aborting connection.
  42641. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42642. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42643. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42644. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42645. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42646. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42647. Failed writing message. Aborting connection.
  42648. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42649. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42650. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42651. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42652. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42653. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42654. Failed writing message. Aborting connection.
  42655. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42656. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42657. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42658. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42659. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42660. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42661. Failed writing message. Aborting connection.
  42662. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42663. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42664. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42665. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42666. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42667. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42668. Failed writing message. Aborting connection.
  42669. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42670. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42671. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42672. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42673. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42674. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42675. Failed writing message. Aborting connection.
  42676. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42677. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42678. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42679. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42680. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42681. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42682. Failed writing message. Aborting connection.
  42683. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42684. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42685. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42686. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42687. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42688. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42689. Failed writing message. Aborting connection.
  42690. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42691. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42692. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42693. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42694. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42695. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42696. Failed writing message. Aborting connection.
  42697. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42698. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42699. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42700. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42701. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42702. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42703. Failed writing message. Aborting connection.
  42704. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42705. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42706. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42707. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42708. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42709. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42710. Failed writing message. Aborting connection.
  42711. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42712. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42713. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42714. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42715. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42716. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42717. Failed writing message. Aborting connection.
  42718. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42719. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42720. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42721. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42722. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42723. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42724. Failed writing message. Aborting connection.
  42725. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42726. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42727. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42728. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42729. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42730. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42731. Failed writing message. Aborting connection.
  42732. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42733. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42734. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42735. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42736. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42737. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42738. Failed writing message. Aborting connection.
  42739. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42740. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42741. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42742. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42743. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42744. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42745. Failed writing message. Aborting connection.
  42746. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42747. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42748. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42749. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42750. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42751. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42752. Failed writing message. Aborting connection.
  42753. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42754. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42755. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42756. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42757. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42758. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42759. Failed writing message. Aborting connection.
  42760. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42761. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42762. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42763. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42764. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42765. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42766. Failed writing message. Aborting connection.
  42767. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42768. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42769. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42770. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42771. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42772. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42773. Failed writing message. Aborting connection.
  42774. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42775. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42776. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42777. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42778. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42779. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42780. Failed writing message. Aborting connection.
  42781. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42782. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42783. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42784. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42785. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42786. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42787. Failed writing message. Aborting connection.
  42788. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42789. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42790. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42791. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42792. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42793. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42794. Failed writing message. Aborting connection.
  42795. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42796. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42797. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42798. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42799. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42800. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42801. Failed writing message. Aborting connection.
  42802. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42803. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42804. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42805. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42806. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42807. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42808. Failed writing message. Aborting connection.
  42809. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42810. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42811. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42812. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42813. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42814. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42815. Failed writing message. Aborting connection.
  42816. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42817. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42818. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42819. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42820. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42821. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42822. Failed writing message. Aborting connection.
  42823. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42824. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42825. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42826. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42827. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42828. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42829. Failed writing message. Aborting connection.
  42830. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42831. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42832. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42833. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42834. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42835. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42836. Failed writing message. Aborting connection.
  42837. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42838. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42839. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42840. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42841. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42842. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42843. Failed writing message. Aborting connection.
  42844. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42845. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42846. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42847. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42848. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42849. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42850. Failed writing message. Aborting connection.
  42851. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42852. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42853. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42854. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42855. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42856. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42857. Failed writing message. Aborting connection.
  42858. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42859. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42860. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42861. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42862. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42863. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42864. Failed writing message. Aborting connection.
  42865. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42866. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42867. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42868. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42869. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42870. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42871. Failed writing message. Aborting connection.
  42872. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42873. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42874. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42875. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42876. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42877. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42878. Failed writing message. Aborting connection.
  42879. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42880. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42881. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42882. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42883. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42884. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42885. Failed writing message. Aborting connection.
  42886. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42887. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42888. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42889. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42890. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42891. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42892. Failed writing message. Aborting connection.
  42893. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42894. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42895. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42896. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42897. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42898. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42899. Failed writing message. Aborting connection.
  42900. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42901. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42902. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42903. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42904. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42905. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42906. Failed writing message. Aborting connection.
  42907. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42908. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42909. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42910. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42911. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42912. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42913. Failed writing message. Aborting connection.
  42914. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42915. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42916. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42917. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42918. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42919. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42920. Failed writing message. Aborting connection.
  42921. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42922. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42923. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42924. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42925. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42926. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42927. Failed writing message. Aborting connection.
  42928. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42929. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42930. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42931. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42932. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42933. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42934. Failed writing message. Aborting connection.
  42935. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42936. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42937. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42938. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42939. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42940. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42941. Failed writing message. Aborting connection.
  42942. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42943. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42944. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42945. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42946. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42947. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42948. Failed writing message. Aborting connection.
  42949. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42950. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42951. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42952. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42953. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42954. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42955. Failed writing message. Aborting connection.
  42956. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42957. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42958. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42959. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42960. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42961. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42962. Failed writing message. Aborting connection.
  42963. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42964. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42965. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42966. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42967. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42968. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42969. Failed writing message. Aborting connection.
  42970. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42971. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42972. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42973. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42974. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42975. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42976. Failed writing message. Aborting connection.
  42977. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42978. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42979. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42980. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42981. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42982. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42983. Failed writing message. Aborting connection.
  42984. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42985. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42986. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42987. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42988. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42989. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42990. Failed writing message. Aborting connection.
  42991. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42992. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  42993. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42994. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  42995. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  42996. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  42997. Failed writing message. Aborting connection.
  42998. System.InvalidOperationException: Writing is not allowed after writer was completed.
  42999. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43000. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43001. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43002. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43003. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43004. Failed writing message. Aborting connection.
  43005. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43006. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43007. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43008. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43009. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43010. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43011. Failed writing message. Aborting connection.
  43012. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43013. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43014. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43015. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43016. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43017. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43018. Failed writing message. Aborting connection.
  43019. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43020. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43021. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43022. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43023. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43024. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43025. Failed writing message. Aborting connection.
  43026. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43027. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43028. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43029. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43030. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43031. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43032. Failed writing message. Aborting connection.
  43033. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43034. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43035. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43036. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43037. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43038. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43039. Failed writing message. Aborting connection.
  43040. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43041. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43042. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43043. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43044. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43045. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43046. Failed writing message. Aborting connection.
  43047. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43048. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43049. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43050. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43051. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43052. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43053. Failed writing message. Aborting connection.
  43054. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43055. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43056. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43057. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43058. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43059. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43060. Failed writing message. Aborting connection.
  43061. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43062. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43063. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43064. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43065. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43066. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  43067. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:23 +00:00".
  43068. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43069. Failed writing message. Aborting connection.
  43070. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43071. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43072. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43073. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43074. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43075. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43076. Failed writing message. Aborting connection.
  43077. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43078. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43079. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43080. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43081. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43082. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43083. Failed writing message. Aborting connection.
  43084. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43085. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43086. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43087. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43088. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43089. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43090. Failed writing message. Aborting connection.
  43091. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43092. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43093. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43094. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43095. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43096. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43097. Failed writing message. Aborting connection.
  43098. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43099. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43100. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43101. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43102. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43103. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43104. Failed writing message. Aborting connection.
  43105. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43106. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43107. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43108. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43109. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43110. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43111. Failed writing message. Aborting connection.
  43112. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43113. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43114. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43115. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43116. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43117. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43118. Failed writing message. Aborting connection.
  43119. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43120. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43121. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43122. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43123. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43124. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43125. Failed writing message. Aborting connection.
  43126. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43127. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43128. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43129. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43130. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43131. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43132. Failed writing message. Aborting connection.
  43133. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43134. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43135. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43136. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43137. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43138. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43139. Failed writing message. Aborting connection.
  43140. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43141. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43142. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43143. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43144. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43145. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43146. Failed writing message. Aborting connection.
  43147. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43148. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43149. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43150. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43151. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43152. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43153. Failed writing message. Aborting connection.
  43154. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43155. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43156. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43157. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43158. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43159. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43160. Failed writing message. Aborting connection.
  43161. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43162. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43163. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43164. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43165. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43166. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43167. Failed writing message. Aborting connection.
  43168. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43169. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43170. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43171. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43172. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43173. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43174. Failed writing message. Aborting connection.
  43175. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43176. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43177. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43178. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43179. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43180. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43181. Failed writing message. Aborting connection.
  43182. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43183. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43184. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43185. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43186. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43187. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43188. Failed writing message. Aborting connection.
  43189. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43190. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43191. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43192. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43193. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43194. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43195. Failed writing message. Aborting connection.
  43196. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43197. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43198. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43199. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43200. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43201. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43202. Failed writing message. Aborting connection.
  43203. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43204. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43205. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43206. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43207. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43208. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43209. Failed writing message. Aborting connection.
  43210. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43211. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43212. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43213. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43214. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43215. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43216. Failed writing message. Aborting connection.
  43217. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43218. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43219. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43220. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43221. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43222. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43223. Failed writing message. Aborting connection.
  43224. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43225. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43226. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43227. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43228. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43229. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43230. Failed writing message. Aborting connection.
  43231. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43232. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43233. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43234. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43235. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43236. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43237. Failed writing message. Aborting connection.
  43238. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43239. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43240. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43241. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43242. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43243. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43244. Failed writing message. Aborting connection.
  43245. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43246. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43247. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43248. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43249. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43250. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43251. Failed writing message. Aborting connection.
  43252. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43253. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43254. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43255. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43256. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43257. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43258. Failed writing message. Aborting connection.
  43259. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43260. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43261. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43262. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43263. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43264. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43265. Failed writing message. Aborting connection.
  43266. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43267. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43268. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43269. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43270. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43271. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43272. Failed writing message. Aborting connection.
  43273. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43274. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43275. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43276. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43277. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43278. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43279. Failed writing message. Aborting connection.
  43280. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43281. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43282. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43283. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43284. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43285. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43286. Failed writing message. Aborting connection.
  43287. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43288. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43289. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43290. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43291. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43292. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43293. Failed writing message. Aborting connection.
  43294. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43295. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43296. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43297. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43298. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43299. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43300. Failed writing message. Aborting connection.
  43301. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43302. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43303. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43304. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43305. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43306. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43307. Failed writing message. Aborting connection.
  43308. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43309. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43310. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43311. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43312. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43313. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43314. Failed writing message. Aborting connection.
  43315. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43316. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43317. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43318. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43319. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43320. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43321. Failed writing message. Aborting connection.
  43322. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43323. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43324. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43325. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43326. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43327. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43328. Failed writing message. Aborting connection.
  43329. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43330. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43331. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43332. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43333. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43334. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43335. Failed writing message. Aborting connection.
  43336. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43337. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43338. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43339. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43340. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43341. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43342. Failed writing message. Aborting connection.
  43343. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43344. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43345. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43346. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43347. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43348. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  43349. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:23 +00:00".
  43350. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43351. Failed writing message. Aborting connection.
  43352. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43353. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43354. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43355. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43356. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43357. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43358. Failed writing message. Aborting connection.
  43359. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43360. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43361. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43362. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43363. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43364. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43365. Failed writing message. Aborting connection.
  43366. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43367. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43368. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43369. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43370. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43371. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43372. Failed writing message. Aborting connection.
  43373. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43374. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43375. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43376. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43377. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43378. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43379. Failed writing message. Aborting connection.
  43380. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43381. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43382. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43383. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43384. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43385. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43386. Failed writing message. Aborting connection.
  43387. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43388. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43389. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43390. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43391. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43392. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43393. Failed writing message. Aborting connection.
  43394. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43395. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43396. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43397. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43398. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43399. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43400. Failed writing message. Aborting connection.
  43401. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43402. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43403. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43404. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43405. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43406. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43407. Failed writing message. Aborting connection.
  43408. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43409. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43410. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43411. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43412. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43413. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43414. Failed writing message. Aborting connection.
  43415. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43416. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43417. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43418. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43419. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43420. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43421. Failed writing message. Aborting connection.
  43422. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43423. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43424. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43425. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43426. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43427. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43428. Failed writing message. Aborting connection.
  43429. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43430. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43431. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43432. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43433. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43434. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43435. Failed writing message. Aborting connection.
  43436. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43437. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43438. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43439. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43440. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43441. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43442. Failed writing message. Aborting connection.
  43443. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43444. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43445. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43446. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43447. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43448. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43449. Failed writing message. Aborting connection.
  43450. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43451. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43452. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43453. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43454. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43455. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43456. Failed writing message. Aborting connection.
  43457. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43458. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43459. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43460. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43461. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43462. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43463. Failed writing message. Aborting connection.
  43464. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43465. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43466. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43467. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43468. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43469. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43470. Failed writing message. Aborting connection.
  43471. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43472. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43473. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43474. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43475. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43476. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43477. Failed writing message. Aborting connection.
  43478. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43479. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43480. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43481. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43482. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43483. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43484. Failed writing message. Aborting connection.
  43485. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43486. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43487. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43488. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43489. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43490. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43491. Failed writing message. Aborting connection.
  43492. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43493. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43494. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43495. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43496. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43497. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43498. Failed writing message. Aborting connection.
  43499. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43500. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43501. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43502. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43503. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43504. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43505. Failed writing message. Aborting connection.
  43506. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43507. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43508. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43509. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43510. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43511. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43512. Failed writing message. Aborting connection.
  43513. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43514. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43515. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43516. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43517. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43518. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43519. Failed writing message. Aborting connection.
  43520. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43521. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43522. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43523. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43524. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43525. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43526. Failed writing message. Aborting connection.
  43527. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43528. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43529. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43530. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43531. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43532. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43533. Failed writing message. Aborting connection.
  43534. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43535. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43536. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43537. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43538. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43539. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43540. Failed writing message. Aborting connection.
  43541. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43542. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43543. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43544. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43545. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43546. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43547. Failed writing message. Aborting connection.
  43548. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43549. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43550. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43551. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43552. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43553. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43554. Failed writing message. Aborting connection.
  43555. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43556. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43557. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43558. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43559. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43560. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43561. Failed writing message. Aborting connection.
  43562. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43563. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43564. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43565. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43566. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43567. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43568. Failed writing message. Aborting connection.
  43569. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43570. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43571. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43572. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43573. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43574. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43575. Failed writing message. Aborting connection.
  43576. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43577. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43578. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43579. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43580. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43581. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43582. Failed writing message. Aborting connection.
  43583. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43584. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43585. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43586. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43587. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43588. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43589. Failed writing message. Aborting connection.
  43590. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43591. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43592. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43593. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43594. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43595. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43596. Failed writing message. Aborting connection.
  43597. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43598. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43599. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43600. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43601. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43602. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43603. Failed writing message. Aborting connection.
  43604. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43605. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43606. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43607. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43608. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43609. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43610. Failed writing message. Aborting connection.
  43611. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43612. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43613. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43614. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43615. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43616. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43617. Failed writing message. Aborting connection.
  43618. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43619. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43620. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43621. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43622. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43623. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43624. Failed writing message. Aborting connection.
  43625. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43626. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43627. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43628. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43629. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43630. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43631. Failed writing message. Aborting connection.
  43632. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43633. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43634. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43635. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43636. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43637. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43638. Failed writing message. Aborting connection.
  43639. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43640. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43641. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43642. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43643. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43644. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43645. Failed writing message. Aborting connection.
  43646. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43647. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43648. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43649. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43650. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43651. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43652. Failed writing message. Aborting connection.
  43653. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43654. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43655. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43656. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43657. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43658. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43659. Failed writing message. Aborting connection.
  43660. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43661. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43662. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43663. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43664. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43665. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43666. Failed writing message. Aborting connection.
  43667. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43668. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43669. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43670. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43671. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43672. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43673. Failed writing message. Aborting connection.
  43674. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43675. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43676. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43677. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43678. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43679. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43680. Failed writing message. Aborting connection.
  43681. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43682. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43683. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43684. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43685. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43686. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43687. Failed writing message. Aborting connection.
  43688. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43689. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43690. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43691. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43692. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43693. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43694. Failed writing message. Aborting connection.
  43695. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43696. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43697. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43698. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43699. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43700. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43701. Failed writing message. Aborting connection.
  43702. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43703. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43704. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43705. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43706. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43707. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43708. Failed writing message. Aborting connection.
  43709. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43710. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43711. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43712. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43713. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43714. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43715. Failed writing message. Aborting connection.
  43716. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43717. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43718. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43719. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43720. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43721. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43722. Failed writing message. Aborting connection.
  43723. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43724. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43725. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43726. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43727. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43728. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43729. Failed writing message. Aborting connection.
  43730. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43731. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43732. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43733. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43734. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43735. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43736. Failed writing message. Aborting connection.
  43737. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43738. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43739. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43740. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43741. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43742. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43743. Failed writing message. Aborting connection.
  43744. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43745. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43746. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43747. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43748. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43749. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43750. Failed writing message. Aborting connection.
  43751. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43752. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43753. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43754. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43755. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43756. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43757. Failed writing message. Aborting connection.
  43758. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43759. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43760. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43761. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43762. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43763. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43764. Failed writing message. Aborting connection.
  43765. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43766. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43767. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43768. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43769. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43770. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43771. Failed writing message. Aborting connection.
  43772. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43773. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43774. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43775. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43776. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43777. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43778. Failed writing message. Aborting connection.
  43779. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43780. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43781. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43782. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43783. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43784. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43785. Failed writing message. Aborting connection.
  43786. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43787. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43788. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43789. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43790. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43791. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43792. Failed writing message. Aborting connection.
  43793. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43794. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43795. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43796. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43797. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43798. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43799. Failed writing message. Aborting connection.
  43800. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43801. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43802. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43803. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43804. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43805. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43806. Failed writing message. Aborting connection.
  43807. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43808. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43809. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43810. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43811. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43812. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43813. Failed writing message. Aborting connection.
  43814. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43815. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43816. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43817. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43818. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43819. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43820. Failed writing message. Aborting connection.
  43821. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43822. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43823. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43824. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43825. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43826. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43827. Failed writing message. Aborting connection.
  43828. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43829. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43830. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43831. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43832. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43833. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43834. Failed writing message. Aborting connection.
  43835. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43836. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43837. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43838. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43839. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43840. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43841. Failed writing message. Aborting connection.
  43842. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43843. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43844. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43845. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43846. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43847. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43848. Failed writing message. Aborting connection.
  43849. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43850. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43851. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43852. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43853. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43854. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43855. Failed writing message. Aborting connection.
  43856. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43857. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43858. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43859. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43860. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43861. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43862. Failed writing message. Aborting connection.
  43863. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43864. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43865. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43866. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43867. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43868. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43869. Failed writing message. Aborting connection.
  43870. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43871. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43872. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43873. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43874. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43875. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43876. Failed writing message. Aborting connection.
  43877. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43878. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43879. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43880. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43881. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43882. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43883. Failed writing message. Aborting connection.
  43884. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43885. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43886. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43887. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43888. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43889. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43890. Failed writing message. Aborting connection.
  43891. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43892. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43893. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43894. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43895. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43896. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43897. Failed writing message. Aborting connection.
  43898. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43899. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43900. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43901. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43902. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43903. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43904. Failed writing message. Aborting connection.
  43905. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43906. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43907. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43908. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43909. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43910. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43911. Failed writing message. Aborting connection.
  43912. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43913. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43914. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43915. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43916. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43917. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43918. Failed writing message. Aborting connection.
  43919. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43920. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43921. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43922. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43923. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43924. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43925. Failed writing message. Aborting connection.
  43926. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43927. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43928. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43929. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43930. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43931. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43932. Failed writing message. Aborting connection.
  43933. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43934. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43935. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43936. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43937. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43938. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43939. Failed writing message. Aborting connection.
  43940. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43941. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43942. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43943. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43944. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43945. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43946. Failed writing message. Aborting connection.
  43947. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43948. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43949. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43950. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43951. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43952. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43953. Failed writing message. Aborting connection.
  43954. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43955. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43956. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43957. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43958. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43959. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43960. Failed writing message. Aborting connection.
  43961. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43962. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43963. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43964. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43965. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43966. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43967. Failed writing message. Aborting connection.
  43968. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43969. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43970. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43971. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43972. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43973. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43974. Failed writing message. Aborting connection.
  43975. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43976. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43977. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43978. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43979. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43980. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43981. Failed writing message. Aborting connection.
  43982. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43983. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43984. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43985. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43986. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43987. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43988. Failed writing message. Aborting connection.
  43989. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43990. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43991. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43992. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43993. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  43994. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  43995. Failed writing message. Aborting connection.
  43996. System.InvalidOperationException: Writing is not allowed after writer was completed.
  43997. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  43998. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  43999. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44000. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44001. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44002. Failed writing message. Aborting connection.
  44003. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44004. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44005. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44006. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44007. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44008. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44009. Failed writing message. Aborting connection.
  44010. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44011. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44012. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44013. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44014. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44015. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44016. Failed writing message. Aborting connection.
  44017. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44018. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44019. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44020. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44021. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44022. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44023. Failed writing message. Aborting connection.
  44024. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44025. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44026. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44027. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44028. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44029. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44030. Failed writing message. Aborting connection.
  44031. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44032. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44033. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44034. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44035. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44036. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44037. Failed writing message. Aborting connection.
  44038. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44039. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44040. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44041. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44042. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44043. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44044. Failed writing message. Aborting connection.
  44045. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44046. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44047. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44048. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44049. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44050. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44051. Failed writing message. Aborting connection.
  44052. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44053. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44054. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44055. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44056. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44057. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44058. Failed writing message. Aborting connection.
  44059. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44060. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44061. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44062. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44063. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44064. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44065. Failed writing message. Aborting connection.
  44066. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44067. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44068. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44069. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44070. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44071. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44072. Failed writing message. Aborting connection.
  44073. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44074. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44075. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44076. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44077. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44078. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44079. Failed writing message. Aborting connection.
  44080. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44081. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44082. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44083. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44084. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44085. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44086. Failed writing message. Aborting connection.
  44087. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44088. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44089. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44090. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44091. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44092. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44093. Failed writing message. Aborting connection.
  44094. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44095. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44096. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44097. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44098. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44099. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44100. Failed writing message. Aborting connection.
  44101. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44102. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44103. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44104. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44105. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44106. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44107. Failed writing message. Aborting connection.
  44108. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44109. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44110. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44111. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44112. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44113. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44114. Failed writing message. Aborting connection.
  44115. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44116. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44117. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44118. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44119. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44120. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44121. Failed writing message. Aborting connection.
  44122. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44123. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44124. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44125. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44126. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44127. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44128. Failed writing message. Aborting connection.
  44129. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44130. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44131. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44132. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44133. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44134. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44135. Failed writing message. Aborting connection.
  44136. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44137. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44138. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44139. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44140. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44141. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44142. Failed writing message. Aborting connection.
  44143. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44144. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44145. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44146. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44147. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44148. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44149. Failed writing message. Aborting connection.
  44150. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44151. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44152. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44153. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44154. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44155. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44156. Failed writing message. Aborting connection.
  44157. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44158. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44159. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44160. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44161. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44162. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44163. Failed writing message. Aborting connection.
  44164. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44165. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44166. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44167. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44168. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44169. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44170. Failed writing message. Aborting connection.
  44171. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44172. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44173. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44174. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44175. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44176. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44177. Failed writing message. Aborting connection.
  44178. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44179. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44180. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44181. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44182. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44183. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44184. Failed writing message. Aborting connection.
  44185. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44186. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44187. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44188. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44189. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44190. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44191. Failed writing message. Aborting connection.
  44192. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44193. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44194. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44195. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44196. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44197. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44198. Failed writing message. Aborting connection.
  44199. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44200. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44201. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44202. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44203. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44204. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44205. Failed writing message. Aborting connection.
  44206. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44207. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44208. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44209. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44210. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44211. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44212. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:24 +00:00".
  44213. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44214. Failed writing message. Aborting connection.
  44215. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44216. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44217. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44218. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44219. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44220. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44221. Failed writing message. Aborting connection.
  44222. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44223. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44224. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44225. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44226. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44227. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44228. Failed writing message. Aborting connection.
  44229. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44230. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44231. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44232. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44233. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44234. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44235. Failed writing message. Aborting connection.
  44236. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44237. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44238. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44239. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44240. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44241. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44242. Failed writing message. Aborting connection.
  44243. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44244. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44245. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44246. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44247. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44248. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44249. Failed writing message. Aborting connection.
  44250. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44251. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44252. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44253. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44254. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44255. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44256. Failed writing message. Aborting connection.
  44257. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44258. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44259. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44260. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44261. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44262. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44263. Failed writing message. Aborting connection.
  44264. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44265. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44266. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44267. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44268. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44269. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44270. Failed writing message. Aborting connection.
  44271. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44272. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44273. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44274. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44275. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44276. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44277. Failed writing message. Aborting connection.
  44278. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44279. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44280. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44281. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44282. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44283. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44284. Failed writing message. Aborting connection.
  44285. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44286. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44287. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44288. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44289. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44290. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44291. Failed writing message. Aborting connection.
  44292. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44293. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44294. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44295. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44296. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44297. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44298. Failed writing message. Aborting connection.
  44299. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44300. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44301. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44302. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44303. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44304. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44305. Failed writing message. Aborting connection.
  44306. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44307. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44308. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44309. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44310. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44311. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44312. Failed writing message. Aborting connection.
  44313. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44314. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44315. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44316. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44317. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44318. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44319. Failed writing message. Aborting connection.
  44320. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44321. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44322. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44323. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44324. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44325. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44326. Failed writing message. Aborting connection.
  44327. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44328. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44329. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44330. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44331. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44332. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44333. Failed writing message. Aborting connection.
  44334. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44335. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44336. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44337. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44338. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44339. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44340. Failed writing message. Aborting connection.
  44341. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44342. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44343. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44344. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44345. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44346. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44347. Failed writing message. Aborting connection.
  44348. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44349. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44350. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44351. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44352. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44353. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44354. Failed writing message. Aborting connection.
  44355. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44356. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44357. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44358. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44359. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44360. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44361. Failed writing message. Aborting connection.
  44362. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44363. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44364. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44365. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44366. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44367. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44368. Failed writing message. Aborting connection.
  44369. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44370. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44371. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44372. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44373. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44374. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44375. Failed writing message. Aborting connection.
  44376. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44377. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44378. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44379. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44380. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44381. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44382. Failed writing message. Aborting connection.
  44383. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44384. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44385. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44386. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44387. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44388. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44389. Failed writing message. Aborting connection.
  44390. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44391. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44392. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44393. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44394. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44395. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44396. Failed writing message. Aborting connection.
  44397. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44398. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44399. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44400. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44401. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44402. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44403. Failed writing message. Aborting connection.
  44404. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44405. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44406. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44407. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44408. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44409. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44410. Failed writing message. Aborting connection.
  44411. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44412. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44413. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44414. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44415. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44416. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44417. Failed writing message. Aborting connection.
  44418. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44419. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44420. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44421. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44422. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44423. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44424. Failed writing message. Aborting connection.
  44425. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44426. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44427. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44428. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44429. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44430. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44431. Failed writing message. Aborting connection.
  44432. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44433. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44434. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44435. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44436. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44437. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44438. Failed writing message. Aborting connection.
  44439. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44440. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44441. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44442. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44443. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44444. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44445. Failed writing message. Aborting connection.
  44446. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44447. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44448. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44449. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44450. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44451. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44452. Failed writing message. Aborting connection.
  44453. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44454. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44455. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44456. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44457. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44458. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44459. Failed writing message. Aborting connection.
  44460. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44461. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44462. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44463. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44464. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44465. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44466. Failed writing message. Aborting connection.
  44467. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44468. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44469. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44470. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44471. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44472. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44473. Failed writing message. Aborting connection.
  44474. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44475. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44476. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44477. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44478. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44479. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44480. Failed writing message. Aborting connection.
  44481. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44482. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44483. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44484. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44485. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44486. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44487. Failed writing message. Aborting connection.
  44488. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44489. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44490. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44491. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44492. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44493. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44494. Failed writing message. Aborting connection.
  44495. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44496. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44497. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44498. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44499. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44500. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44501. Failed writing message. Aborting connection.
  44502. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44503. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44504. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44505. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44506. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44507. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44508. Failed writing message. Aborting connection.
  44509. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44510. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44511. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44512. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44513. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44514. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44515. Failed writing message. Aborting connection.
  44516. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44517. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44518. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44519. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44520. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44521. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44522. Failed writing message. Aborting connection.
  44523. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44524. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44525. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44526. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44527. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44528. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44529. Failed writing message. Aborting connection.
  44530. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44531. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44532. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44533. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44534. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44535. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44536. Failed writing message. Aborting connection.
  44537. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44538. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44539. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44540. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44541. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44542. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44543. Failed writing message. Aborting connection.
  44544. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44545. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44546. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44547. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44548. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44549. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44550. Failed writing message. Aborting connection.
  44551. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44552. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44553. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44554. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44555. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44556. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44557. Failed writing message. Aborting connection.
  44558. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44559. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44560. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44561. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44562. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44563. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44564. Failed writing message. Aborting connection.
  44565. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44566. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44567. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44568. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44569. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44570. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44571. Failed writing message. Aborting connection.
  44572. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44573. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44574. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44575. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44576. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44577. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44578. Failed writing message. Aborting connection.
  44579. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44580. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44581. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44582. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44583. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44584. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44585. Failed writing message. Aborting connection.
  44586. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44587. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44588. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44589. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44590. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44591. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44592. Failed writing message. Aborting connection.
  44593. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44594. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44595. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44596. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44597. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44598. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44599. Failed writing message. Aborting connection.
  44600. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44601. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44602. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44603. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44604. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44605. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44606. Failed writing message. Aborting connection.
  44607. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44608. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44609. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44610. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44611. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44612. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44613. Failed writing message. Aborting connection.
  44614. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44615. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44616. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44617. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44618. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44619. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44620. Failed writing message. Aborting connection.
  44621. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44622. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44623. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44624. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44625. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44626. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44627. Failed writing message. Aborting connection.
  44628. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44629. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44630. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44631. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44632. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44633. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44634. Failed writing message. Aborting connection.
  44635. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44636. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44637. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44638. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44639. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44640. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44641. Failed writing message. Aborting connection.
  44642. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44643. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44644. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44645. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44646. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44647. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44648. Failed writing message. Aborting connection.
  44649. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44650. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44651. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44652. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44653. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44654. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44655. Failed writing message. Aborting connection.
  44656. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44657. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44658. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44659. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44660. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44661. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44662. Failed writing message. Aborting connection.
  44663. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44664. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44665. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44666. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44667. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44668. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44669. Failed writing message. Aborting connection.
  44670. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44671. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44672. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44673. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44674. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44675. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44676. Failed writing message. Aborting connection.
  44677. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44678. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44679. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44680. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44681. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44682. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44683. Failed writing message. Aborting connection.
  44684. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44685. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44686. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44687. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44688. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44689. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44690. Failed writing message. Aborting connection.
  44691. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44692. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44693. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44694. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44695. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44696. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44697. Failed writing message. Aborting connection.
  44698. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44699. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44700. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44701. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44702. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44703. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44704. Failed writing message. Aborting connection.
  44705. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44706. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44707. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44708. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44709. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44710. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44711. Failed writing message. Aborting connection.
  44712. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44713. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44714. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44715. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44716. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44717. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44718. Failed writing message. Aborting connection.
  44719. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44720. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44721. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44722. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44723. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44724. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44725. Failed writing message. Aborting connection.
  44726. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44727. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44728. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44729. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44730. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44731. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44732. Failed writing message. Aborting connection.
  44733. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44734. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44735. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44736. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44737. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44738. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44739. Failed writing message. Aborting connection.
  44740. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44741. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44742. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44743. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44744. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44745. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44746. Failed writing message. Aborting connection.
  44747. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44748. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44749. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44750. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44751. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44752. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44753. Failed writing message. Aborting connection.
  44754. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44755. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44756. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44757. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44758. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44759. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44760. Failed writing message. Aborting connection.
  44761. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44762. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44763. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44764. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44765. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44766. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44767. Failed writing message. Aborting connection.
  44768. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44769. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44770. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44771. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44772. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44773. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44774. Failed writing message. Aborting connection.
  44775. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44776. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44777. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44778. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44779. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44780. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44781. Failed writing message. Aborting connection.
  44782. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44783. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44784. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44785. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44786. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44787. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44788. Failed writing message. Aborting connection.
  44789. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44790. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44791. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44792. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44793. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44794. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44795. Failed writing message. Aborting connection.
  44796. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44797. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44798. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44799. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44800. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44801. fail: Microsoft.AspNetCore.SignalR.HubConnectionContext[6]
  44802. Failed writing message. Aborting connection.
  44803. System.InvalidOperationException: Writing is not allowed after writer was completed.
  44804. at System.IO.Pipelines.ThrowHelper.ThrowInvalidOperationException_NoWritingAllowed()
  44805. at System.IO.Pipelines.Pipe.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44806. at System.IO.Pipelines.Pipe.DefaultPipeWriter.WriteAsync(ReadOnlyMemory`1 source, CancellationToken cancellationToken)
  44807. at Microsoft.AspNetCore.SignalR.HubConnectionContext.TryWritePingSlowAsync() in /aspnetcore/src/SignalR/server/Core/src/HubConnectionContext.cs:line 301
  44808. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44809. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:26 +00:00".
  44810. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44811. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:26 +00:00".
  44812. [00:09:03] Current: 26828, peak: 100730, connected: 0, disconnected: 48260, rate: -48260/s
  44813. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44814. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:28 +00:00".
  44815. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44816. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:29 +00:00".
  44817. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44818. Heartbeat took longer than "00:00:01" at "05/30/2019 10:32:29 +00:00".
  44819. [00:09:05] Current: 18085, peak: 100730, connected: 0, disconnected: 8743, rate: -8743/s
  44820. [00:09:06] Current: 2049, peak: 100730, connected: 288, disconnected: 16324, rate: -16036/s
  44821. [00:09:07] Current: 2911, peak: 100730, connected: 862, disconnected: 0, rate: 862/s
  44822. [00:09:08] Current: 3735, peak: 100730, connected: 824, disconnected: 0, rate: 824/s
  44823. [00:09:09] Current: 4648, peak: 100730, connected: 913, disconnected: 0, rate: 913/s
  44824. [00:09:10] Current: 5673, peak: 100730, connected: 1025, disconnected: 0, rate: 1025/s
  44825. [00:09:11] Current: 6584, peak: 100730, connected: 911, disconnected: 0, rate: 911/s
  44826. [00:09:13] Current: 7394, peak: 100730, connected: 810, disconnected: 0, rate: 810/s
  44827. [00:09:14] Current: 8368, peak: 100730, connected: 974, disconnected: 0, rate: 974/s
  44828. [00:09:15] Current: 9105, peak: 100730, connected: 737, disconnected: 0, rate: 737/s
  44829. [00:09:16] Current: 10057, peak: 100730, connected: 952, disconnected: 0, rate: 952/s
  44830. [00:09:17] Current: 10755, peak: 100730, connected: 698, disconnected: 0, rate: 698/s
  44831. [00:09:18] Current: 11690, peak: 100730, connected: 935, disconnected: 0, rate: 935/s
  44832. [00:09:19] Current: 12203, peak: 100730, connected: 513, disconnected: 0, rate: 513/s
  44833. [00:09:20] Current: 13136, peak: 100730, connected: 933, disconnected: 0, rate: 933/s
  44834. [00:09:21] Current: 13956, peak: 100730, connected: 820, disconnected: 0, rate: 820/s
  44835. [00:09:22] Current: 14836, peak: 100730, connected: 880, disconnected: 0, rate: 880/s
  44836. [00:09:23] Current: 15557, peak: 100730, connected: 721, disconnected: 0, rate: 721/s
  44837. [00:09:24] Current: 16359, peak: 100730, connected: 802, disconnected: 0, rate: 802/s
  44838. [00:09:25] Current: 17033, peak: 100730, connected: 674, disconnected: 0, rate: 674/s
  44839. [00:09:26] Current: 17789, peak: 100730, connected: 756, disconnected: 0, rate: 756/s
  44840. [00:09:27] Current: 18283, peak: 100730, connected: 494, disconnected: 0, rate: 494/s
  44841. [00:09:28] Current: 18917, peak: 100730, connected: 634, disconnected: 0, rate: 634/s
  44842. [00:09:29] Current: 19463, peak: 100730, connected: 546, disconnected: 0, rate: 546/s
  44843. [00:09:30] Current: 19891, peak: 100730, connected: 428, disconnected: 0, rate: 428/s
  44844. [00:09:31] Current: 20372, peak: 100730, connected: 481, disconnected: 0, rate: 481/s
  44845. [00:09:32] Current: 20867, peak: 100730, connected: 495, disconnected: 0, rate: 495/s
  44846. [00:09:33] Current: 21325, peak: 100730, connected: 458, disconnected: 0, rate: 458/s
  44847. [00:09:34] Current: 21966, peak: 100730, connected: 641, disconnected: 0, rate: 641/s
  44848. [00:09:36] Current: 22459, peak: 100730, connected: 493, disconnected: 0, rate: 493/s
  44849. [00:09:37] Current: 22978, peak: 100730, connected: 519, disconnected: 0, rate: 519/s
  44850. [00:09:38] Current: 23473, peak: 100730, connected: 495, disconnected: 0, rate: 495/s
  44851. [00:09:39] Current: 23822, peak: 100730, connected: 349, disconnected: 0, rate: 349/s
  44852. [00:09:40] Current: 24318, peak: 100730, connected: 496, disconnected: 0, rate: 496/s
  44853. [00:09:41] Current: 24862, peak: 100730, connected: 544, disconnected: 0, rate: 544/s
  44854. [00:09:42] Current: 25126, peak: 100730, connected: 264, disconnected: 0, rate: 264/s
  44855. [00:09:43] Current: 25587, peak: 100730, connected: 461, disconnected: 0, rate: 461/s
  44856. [00:09:44] Current: 26070, peak: 100730, connected: 483, disconnected: 0, rate: 483/s
  44857. [00:09:45] Current: 26381, peak: 100730, connected: 311, disconnected: 0, rate: 311/s
  44858. [00:09:46] Current: 26834, peak: 100730, connected: 453, disconnected: 0, rate: 453/s
  44859. [00:09:47] Current: 27263, peak: 100730, connected: 429, disconnected: 0, rate: 429/s
  44860. [00:09:48] Current: 27667, peak: 100730, connected: 404, disconnected: 0, rate: 404/s
  44861. [00:09:49] Current: 28049, peak: 100730, connected: 382, disconnected: 0, rate: 382/s
  44862. [00:09:50] Current: 28366, peak: 100730, connected: 317, disconnected: 0, rate: 317/s
  44863. [00:09:51] Current: 28623, peak: 100730, connected: 257, disconnected: 0, rate: 257/s
  44864. [00:09:52] Current: 28856, peak: 100730, connected: 233, disconnected: 0, rate: 233/s
  44865. [00:09:53] Current: 29060, peak: 100730, connected: 204, disconnected: 0, rate: 204/s
  44866. [00:09:54] Current: 29235, peak: 100730, connected: 175, disconnected: 0, rate: 175/s
  44867. [00:09:55] Current: 29389, peak: 100730, connected: 154, disconnected: 0, rate: 154/s
  44868. [00:09:56] Current: 29548, peak: 100730, connected: 159, disconnected: 0, rate: 159/s
  44869. [00:09:58] Current: 29672, peak: 100730, connected: 124, disconnected: 0, rate: 124/s
  44870. [00:09:59] Current: 29814, peak: 100730, connected: 142, disconnected: 0, rate: 142/s
  44871. [00:10:00] Current: 29940, peak: 100730, connected: 126, disconnected: 0, rate: 126/s
  44872. [00:10:01] Current: 30058, peak: 100730, connected: 118, disconnected: 0, rate: 118/s
  44873. [00:10:02] Current: 30176, peak: 100730, connected: 118, disconnected: 0, rate: 118/s
  44874. [00:10:03] Current: 30290, peak: 100730, connected: 114, disconnected: 0, rate: 114/s
  44875. [00:10:04] Current: 30373, peak: 100730, connected: 83, disconnected: 0, rate: 83/s
  44876. [00:10:05] Current: 30444, peak: 100730, connected: 71, disconnected: 0, rate: 71/s
  44877. [00:10:06] Current: 30505, peak: 100730, connected: 61, disconnected: 0, rate: 61/s
  44878. [00:10:07] Current: 30562, peak: 100730, connected: 57, disconnected: 0, rate: 57/s
  44879. [00:10:08] Current: 30622, peak: 100730, connected: 60, disconnected: 0, rate: 60/s
  44880. [00:10:09] Current: 30670, peak: 100730, connected: 48, disconnected: 0, rate: 48/s
  44881. [00:10:10] Current: 30727, peak: 100730, connected: 57, disconnected: 0, rate: 57/s
  44882. [00:10:11] Current: 30780, peak: 100730, connected: 53, disconnected: 0, rate: 53/s
  44883. [00:10:12] Current: 30820, peak: 100730, connected: 40, disconnected: 0, rate: 40/s
  44884. [00:10:13] Current: 30867, peak: 100730, connected: 47, disconnected: 0, rate: 47/s
  44885. [00:10:14] Current: 30898, peak: 100730, connected: 31, disconnected: 0, rate: 31/s
  44886. [00:10:15] Current: 30903, peak: 100730, connected: 5, disconnected: 0, rate: 5/s
  44887. [00:10:16] Current: 30951, peak: 100730, connected: 48, disconnected: 0, rate: 48/s
  44888. [00:10:17] Current: 30993, peak: 100730, connected: 42, disconnected: 0, rate: 42/s
  44889. [00:10:18] Current: 31024, peak: 100730, connected: 31, disconnected: 0, rate: 31/s
  44890. [00:10:19] Current: 31055, peak: 100730, connected: 31, disconnected: 0, rate: 31/s
  44891. [00:10:20] Current: 31078, peak: 100730, connected: 23, disconnected: 0, rate: 23/s
  44892. [00:10:21] Current: 31090, peak: 100730, connected: 12, disconnected: 0, rate: 12/s
  44893. [00:10:22] Current: 31095, peak: 100730, connected: 5, disconnected: 0, rate: 5/s
  44894. [00:10:23] Current: 31102, peak: 100730, connected: 7, disconnected: 0, rate: 7/s
  44895. [00:10:24] Current: 31103, peak: 100730, connected: 1, disconnected: 0, rate: 1/s
  44896. [00:10:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44897. [00:10:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44898. [00:10:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44899. [00:10:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44900. [00:10:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44901. [00:10:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44902. [00:10:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44903. [00:10:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44904. [00:10:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44905. [00:10:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44906. [00:10:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44907. [00:10:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44908. [00:10:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44909. [00:10:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44910. [00:10:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44911. [00:10:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44912. [00:10:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44913. [00:10:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44914. warn: Microsoft.AspNetCore.Server.Kestrel[22]
  44915. Heartbeat took longer than "00:00:01" at "05/30/2019 10:34:06 +00:00".
  44916. [00:10:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44917. [00:10:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44918. [00:10:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44919. [00:10:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44920. [00:10:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44921. [00:10:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44922. [00:10:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44923. [00:10:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44924. [00:10:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44925. [00:10:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44926. [00:10:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44927. [00:10:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44928. [00:10:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44929. [00:10:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44930. [00:10:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44931. [00:10:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44932. [00:10:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44933. [00:11:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44934. [00:11:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44935. [00:11:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44936. [00:11:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44937. [00:11:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44938. [00:11:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44939. [00:11:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44940. [00:11:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44941. [00:11:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44942. [00:11:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44943. [00:11:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44944. [00:11:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44945. [00:11:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44946. [00:11:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44947. [00:11:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44948. [00:11:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44949. [00:11:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44950. [00:11:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44951. [00:11:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44952. [00:11:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44953. [00:11:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44954. [00:11:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44955. [00:11:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44956. [00:11:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44957. [00:11:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44958. [00:11:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44959. [00:11:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44960. [00:11:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44961. [00:11:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44962. [00:11:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44963. [00:11:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44964. [00:11:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44965. [00:11:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44966. [00:11:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44967. [00:11:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44968. [00:11:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44969. [00:11:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44970. [00:11:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44971. [00:11:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44972. [00:11:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44973. [00:11:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44974. [00:11:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44975. [00:11:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44976. [00:11:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44977. [00:11:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44978. [00:11:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44979. [00:11:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44980. [00:11:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44981. [00:11:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44982. [00:11:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44983. [00:11:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44984. [00:11:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44985. [00:11:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44986. [00:11:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44987. [00:11:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44988. [00:11:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44989. [00:11:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44990. [00:11:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44991. [00:11:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44992. [00:12:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44993. [00:12:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44994. [00:12:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44995. [00:12:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44996. [00:12:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44997. [00:12:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44998. [00:12:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  44999. [00:12:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45000. [00:12:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45001. [00:12:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45002. [00:12:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45003. [00:12:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45004. [00:12:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45005. [00:12:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45006. [00:12:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45007. [00:12:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45008. [00:12:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45009. [00:12:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45010. [00:12:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45011. [00:12:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45012. [00:12:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45013. [00:12:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45014. [00:12:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45015. [00:12:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45016. [00:12:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45017. [00:12:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45018. [00:12:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45019. [00:12:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45020. [00:12:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45021. [00:12:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45022. [00:12:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45023. [00:12:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45024. [00:12:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45025. [00:12:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45026. [00:12:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45027. [00:12:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45028. [00:12:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45029. [00:12:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45030. [00:12:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45031. [00:12:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45032. [00:12:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45033. [00:12:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45034. [00:12:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45035. [00:12:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45036. [00:12:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45037. [00:12:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45038. [00:12:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45039. [00:12:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45040. [00:12:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45041. [00:12:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45042. [00:12:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45043. [00:12:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45044. [00:12:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45045. [00:12:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45046. [00:12:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45047. [00:12:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45048. [00:12:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45049. [00:12:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45050. [00:12:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45051. [00:12:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45052. [00:13:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45053. [00:13:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45054. [00:13:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45055. [00:13:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45056. [00:13:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45057. [00:13:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45058. [00:13:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45059. [00:13:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45060. [00:13:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45061. [00:13:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45062. [00:13:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45063. [00:13:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45064. [00:13:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45065. [00:13:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45066. [00:13:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45067. [00:13:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45068. [00:13:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45069. [00:13:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45070. [00:13:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45071. [00:13:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45072. [00:13:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45073. [00:13:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45074. [00:13:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45075. [00:13:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45076. [00:13:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45077. [00:13:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45078. [00:13:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45079. [00:13:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45080. [00:13:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45081. [00:13:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45082. [00:13:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45083. [00:13:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45084. [00:13:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45085. [00:13:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45086. [00:13:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45087. [00:13:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45088. [00:13:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45089. [00:13:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45090. [00:13:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45091. [00:13:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45092. [00:13:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45093. [00:13:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45094. [00:13:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45095. [00:13:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45096. [00:13:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45097. [00:13:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45098. [00:13:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45099. [00:13:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45100. [00:13:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45101. [00:13:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45102. [00:13:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45103. [00:13:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45104. [00:13:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45105. [00:13:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45106. [00:13:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45107. [00:13:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45108. [00:13:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45109. [00:13:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45110. [00:13:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45111. [00:13:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45112. [00:14:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45113. [00:14:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45114. [00:14:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45115. [00:14:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45116. [00:14:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45117. [00:14:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45118. [00:14:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45119. [00:14:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45120. [00:14:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45121. [00:14:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45122. [00:14:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45123. [00:14:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45124. [00:14:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45125. [00:14:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45126. [00:14:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45127. [00:14:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45128. [00:14:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45129. [00:14:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45130. [00:14:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45131. [00:14:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45132. [00:14:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45133. [00:14:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45134. [00:14:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45135. [00:14:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45136. [00:14:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45137. [00:14:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45138. [00:14:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45139. [00:14:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45140. [00:14:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45141. [00:14:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45142. [00:14:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45143. [00:14:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45144. [00:14:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45145. [00:14:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45146. [00:14:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45147. [00:14:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45148. [00:14:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45149. [00:14:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45150. [00:14:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45151. [00:14:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45152. [00:14:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45153. [00:14:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45154. [00:14:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45155. [00:14:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45156. [00:14:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45157. [00:14:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45158. [00:14:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45159. [00:14:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45160. [00:14:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45161. [00:14:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45162. [00:14:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45163. [00:14:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45164. [00:14:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45165. [00:14:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45166. [00:14:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45167. [00:14:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45168. [00:14:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45169. [00:14:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45170. [00:14:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45171. [00:15:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45172. [00:15:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45173. [00:15:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45174. [00:15:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45175. [00:15:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45176. [00:15:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45177. [00:15:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45178. [00:15:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45179. [00:15:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45180. [00:15:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45181. [00:15:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45182. [00:15:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45183. [00:15:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45184. [00:15:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45185. [00:15:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45186. [00:15:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45187. [00:15:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45188. [00:15:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45189. [00:15:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45190. [00:15:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45191. [00:15:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45192. [00:15:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45193. [00:15:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45194. [00:15:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45195. [00:15:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45196. [00:15:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45197. [00:15:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45198. [00:15:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45199. [00:15:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45200. [00:15:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45201. [00:15:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45202. [00:15:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45203. [00:15:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45204. [00:15:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45205. [00:15:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45206. [00:15:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45207. [00:15:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45208. [00:15:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45209. [00:15:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45210. [00:15:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45211. [00:15:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45212. [00:15:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45213. [00:15:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45214. [00:15:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45215. [00:15:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45216. [00:15:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45217. [00:15:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45218. [00:15:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45219. [00:15:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45220. [00:15:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45221. [00:15:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45222. [00:15:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45223. [00:15:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45224. [00:15:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45225. [00:15:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45226. [00:15:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45227. [00:15:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45228. [00:15:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45229. [00:15:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45230. [00:15:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45231. [00:16:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45232. [00:16:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45233. [00:16:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45234. [00:16:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45235. [00:16:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45236. [00:16:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45237. [00:16:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45238. [00:16:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45239. [00:16:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45240. [00:16:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45241. [00:16:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45242. [00:16:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45243. [00:16:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45244. [00:16:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45245. [00:16:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45246. [00:16:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45247. [00:16:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45248. [00:16:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45249. [00:16:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45250. [00:16:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45251. [00:16:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45252. [00:16:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45253. [00:16:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45254. [00:16:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45255. [00:16:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45256. [00:16:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45257. [00:16:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45258. [00:16:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45259. [00:16:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45260. [00:16:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45261. [00:16:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45262. [00:16:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45263. [00:16:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45264. [00:16:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45265. [00:16:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45266. [00:16:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45267. [00:16:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45268. [00:16:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45269. [00:16:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45270. [00:16:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45271. [00:16:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45272. [00:16:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45273. [00:16:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45274. [00:16:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45275. [00:16:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45276. [00:16:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45277. [00:16:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45278. [00:16:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45279. [00:16:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45280. [00:16:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45281. [00:16:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45282. [00:16:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45283. [00:16:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45284. [00:16:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45285. [00:16:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45286. [00:16:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45287. [00:16:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45288. [00:16:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45289. [00:16:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45290. [00:17:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45291. [00:17:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45292. [00:17:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45293. [00:17:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45294. [00:17:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45295. [00:17:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45296. [00:17:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45297. [00:17:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45298. [00:17:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45299. [00:17:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45300. [00:17:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45301. [00:17:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45302. [00:17:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45303. [00:17:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45304. [00:17:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45305. [00:17:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45306. [00:17:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45307. [00:17:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45308. [00:17:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45309. [00:17:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45310. [00:17:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45311. [00:17:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45312. [00:17:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45313. [00:17:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45314. [00:17:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45315. [00:17:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45316. [00:17:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45317. [00:17:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45318. [00:17:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45319. [00:17:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45320. [00:17:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45321. [00:17:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45322. [00:17:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45323. [00:17:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45324. [00:17:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45325. [00:17:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45326. [00:17:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45327. [00:17:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45328. [00:17:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45329. [00:17:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45330. [00:17:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45331. [00:17:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45332. [00:17:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45333. [00:17:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45334. [00:17:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45335. [00:17:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45336. [00:17:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45337. [00:17:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45338. [00:17:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45339. [00:17:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45340. [00:17:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45341. [00:17:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45342. [00:17:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45343. [00:17:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45344. [00:17:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45345. [00:17:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45346. [00:17:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45347. [00:17:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45348. [00:17:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45349. [00:17:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45350. [00:18:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45351. [00:18:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45352. [00:18:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45353. [00:18:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45354. [00:18:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45355. [00:18:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45356. [00:18:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45357. [00:18:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45358. [00:18:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45359. [00:18:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45360. [00:18:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45361. [00:18:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45362. [00:18:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45363. [00:18:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45364. [00:18:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45365. [00:18:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45366. [00:18:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45367. [00:18:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45368. [00:18:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45369. [00:18:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45370. [00:18:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45371. [00:18:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45372. [00:18:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45373. [00:18:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45374. [00:18:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45375. [00:18:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45376. [00:18:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45377. [00:18:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45378. [00:18:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45379. [00:18:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45380. [00:18:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45381. [00:18:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45382. [00:18:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45383. [00:18:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45384. [00:18:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45385. [00:18:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45386. [00:18:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45387. [00:18:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45388. [00:18:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45389. [00:18:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45390. [00:18:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45391. [00:18:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45392. [00:18:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45393. [00:18:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45394. [00:18:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45395. [00:18:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45396. [00:18:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45397. [00:18:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45398. [00:18:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45399. [00:18:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45400. [00:18:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45401. [00:18:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45402. [00:18:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45403. [00:18:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45404. [00:18:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45405. [00:18:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45406. [00:18:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45407. [00:18:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45408. [00:18:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45409. [00:19:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45410. [00:19:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45411. [00:19:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45412. [00:19:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45413. [00:19:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45414. [00:19:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45415. [00:19:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45416. [00:19:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45417. [00:19:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45418. [00:19:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45419. [00:19:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45420. [00:19:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45421. [00:19:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45422. [00:19:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45423. [00:19:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45424. [00:19:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45425. [00:19:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45426. [00:19:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45427. [00:19:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45428. [00:19:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45429. [00:19:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45430. [00:19:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45431. [00:19:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45432. [00:19:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45433. [00:19:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45434. [00:19:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45435. [00:19:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45436. [00:19:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45437. [00:19:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45438. [00:19:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45439. [00:19:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45440. [00:19:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45441. [00:19:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45442. [00:19:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45443. [00:19:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45444. [00:19:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45445. [00:19:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45446. [00:19:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45447. [00:19:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45448. [00:19:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45449. [00:19:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45450. [00:19:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45451. [00:19:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45452. [00:19:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45453. [00:19:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45454. [00:19:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45455. [00:19:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45456. [00:19:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45457. [00:19:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45458. [00:19:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45459. [00:19:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45460. [00:19:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45461. [00:19:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45462. [00:19:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45463. [00:19:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45464. [00:19:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45465. [00:19:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45466. [00:19:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45467. [00:19:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45468. [00:19:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45469. [00:20:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45470. [00:20:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45471. [00:20:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45472. [00:20:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45473. [00:20:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45474. [00:20:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45475. [00:20:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45476. [00:20:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45477. [00:20:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45478. [00:20:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45479. [00:20:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45480. [00:20:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45481. [00:20:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45482. [00:20:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45483. [00:20:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45484. [00:20:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45485. [00:20:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45486. [00:20:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45487. [00:20:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45488. [00:20:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45489. [00:20:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45490. [00:20:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45491. [00:20:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45492. [00:20:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45493. [00:20:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45494. [00:20:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45495. [00:20:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45496. [00:20:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45497. [00:20:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45498. [00:20:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45499. [00:20:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45500. [00:20:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45501. [00:20:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45502. [00:20:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45503. [00:20:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45504. [00:20:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45505. [00:20:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45506. [00:20:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45507. [00:20:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45508. [00:20:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45509. [00:20:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45510. [00:20:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45511. [00:20:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45512. [00:20:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45513. [00:20:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45514. [00:20:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45515. [00:20:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45516. [00:20:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45517. [00:20:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45518. [00:20:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45519. [00:20:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45520. [00:20:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45521. [00:20:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45522. [00:20:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45523. [00:20:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45524. [00:20:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45525. [00:20:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45526. [00:20:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45527. [00:20:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45528. [00:20:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45529. [00:21:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45530. [00:21:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45531. [00:21:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45532. [00:21:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45533. [00:21:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45534. [00:21:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45535. [00:21:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45536. [00:21:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45537. [00:21:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45538. [00:21:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45539. [00:21:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45540. [00:21:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45541. [00:21:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45542. [00:21:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45543. [00:21:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45544. [00:21:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45545. [00:21:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45546. [00:21:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45547. [00:21:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45548. [00:21:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45549. [00:21:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45550. [00:21:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45551. [00:21:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45552. [00:21:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45553. [00:21:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45554. [00:21:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45555. [00:21:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45556. [00:21:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45557. [00:21:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45558. [00:21:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45559. [00:21:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45560. [00:21:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45561. [00:21:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45562. [00:21:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45563. [00:21:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45564. [00:21:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45565. [00:21:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45566. [00:21:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45567. [00:21:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45568. [00:21:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45569. [00:21:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45570. [00:21:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45571. [00:21:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45572. [00:21:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45573. [00:21:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45574. [00:21:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45575. [00:21:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45576. [00:21:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45577. [00:21:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45578. [00:21:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45579. [00:21:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45580. [00:21:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45581. [00:21:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45582. [00:21:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45583. [00:21:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45584. [00:21:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45585. [00:21:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45586. [00:21:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45587. [00:21:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45588. [00:22:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45589. [00:22:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45590. [00:22:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45591. [00:22:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45592. [00:22:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45593. [00:22:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45594. [00:22:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45595. [00:22:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45596. [00:22:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45597. [00:22:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45598. [00:22:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45599. [00:22:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45600. [00:22:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45601. [00:22:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45602. [00:22:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45603. [00:22:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45604. [00:22:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45605. [00:22:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45606. [00:22:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45607. [00:22:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45608. [00:22:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45609. [00:22:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45610. [00:22:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45611. [00:22:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45612. [00:22:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45613. [00:22:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45614. [00:22:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45615. [00:22:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45616. [00:22:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45617. [00:22:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45618. [00:22:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45619. [00:22:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45620. [00:22:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45621. [00:22:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45622. [00:22:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45623. [00:22:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45624. [00:22:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45625. [00:22:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45626. [00:22:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45627. [00:22:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45628. [00:22:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45629. [00:22:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45630. [00:22:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45631. [00:22:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45632. [00:22:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45633. [00:22:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45634. [00:22:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45635. [00:22:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45636. [00:22:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45637. [00:22:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45638. [00:22:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45639. [00:22:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45640. [00:22:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45641. [00:22:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45642. [00:22:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45643. [00:22:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45644. [00:22:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45645. [00:22:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45646. [00:22:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45647. [00:22:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45648. [00:23:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45649. [00:23:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45650. [00:23:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45651. [00:23:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45652. [00:23:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45653. [00:23:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45654. [00:23:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45655. [00:23:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45656. [00:23:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45657. [00:23:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45658. [00:23:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45659. [00:23:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45660. [00:23:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45661. [00:23:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45662. [00:23:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45663. [00:23:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45664. [00:23:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45665. [00:23:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45666. [00:23:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45667. [00:23:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45668. [00:23:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45669. [00:23:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45670. [00:23:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45671. [00:23:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45672. [00:23:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45673. [00:23:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45674. [00:23:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45675. [00:23:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45676. [00:23:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45677. [00:23:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45678. [00:23:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45679. [00:23:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45680. [00:23:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45681. [00:23:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45682. [00:23:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45683. [00:23:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45684. [00:23:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45685. [00:23:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45686. [00:23:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45687. [00:23:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45688. [00:23:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45689. [00:23:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45690. [00:23:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45691. [00:23:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45692. [00:23:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45693. [00:23:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45694. [00:23:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45695. [00:23:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45696. [00:23:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45697. [00:23:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45698. [00:23:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45699. [00:23:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45700. [00:23:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45701. [00:23:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45702. [00:23:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45703. [00:23:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45704. [00:23:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45705. [00:23:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45706. [00:23:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45707. [00:23:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45708. [00:24:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45709. [00:24:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45710. [00:24:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45711. [00:24:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45712. [00:24:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45713. [00:24:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45714. [00:24:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45715. [00:24:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45716. [00:24:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45717. [00:24:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45718. [00:24:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45719. [00:24:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45720. [00:24:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45721. [00:24:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45722. [00:24:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45723. [00:24:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45724. [00:24:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45725. [00:24:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45726. [00:24:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45727. [00:24:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45728. [00:24:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45729. [00:24:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45730. [00:24:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45731. [00:24:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45732. [00:24:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45733. [00:24:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45734. [00:24:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45735. [00:24:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45736. [00:24:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45737. [00:24:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45738. [00:24:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45739. [00:24:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45740. [00:24:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45741. [00:24:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45742. [00:24:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45743. [00:24:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45744. [00:24:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45745. [00:24:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45746. [00:24:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45747. [00:24:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45748. [00:24:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45749. [00:24:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45750. [00:24:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45751. [00:24:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45752. [00:24:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45753. [00:24:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45754. [00:24:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45755. [00:24:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45756. [00:24:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45757. [00:24:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45758. [00:24:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45759. [00:24:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45760. [00:24:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45761. [00:24:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45762. [00:24:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45763. [00:24:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45764. [00:24:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45765. [00:24:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45766. [00:24:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45767. [00:24:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45768. [00:25:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45769. [00:25:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45770. [00:25:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45771. [00:25:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45772. [00:25:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45773. [00:25:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45774. [00:25:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45775. [00:25:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45776. [00:25:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45777. [00:25:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45778. [00:25:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45779. [00:25:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45780. [00:25:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45781. [00:25:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45782. [00:25:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45783. [00:25:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45784. [00:25:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45785. [00:25:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45786. [00:25:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45787. [00:25:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45788. [00:25:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45789. [00:25:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45790. [00:25:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45791. [00:25:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45792. [00:25:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45793. [00:25:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45794. [00:25:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45795. [00:25:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45796. [00:25:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45797. [00:25:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45798. [00:25:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45799. [00:25:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45800. [00:25:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45801. [00:25:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45802. [00:25:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45803. [00:25:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45804. [00:25:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45805. [00:25:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45806. [00:25:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45807. [00:25:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45808. [00:25:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45809. [00:25:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45810. [00:25:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45811. [00:25:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45812. [00:25:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45813. [00:25:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45814. [00:25:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45815. [00:25:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45816. [00:25:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45817. [00:25:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45818. [00:25:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45819. [00:25:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45820. [00:25:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45821. [00:25:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45822. [00:25:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45823. [00:25:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45824. [00:25:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45825. [00:25:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45826. [00:25:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45827. [00:25:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45828. [00:26:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45829. [00:26:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45830. [00:26:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45831. [00:26:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45832. [00:26:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45833. [00:26:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45834. [00:26:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45835. [00:26:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45836. [00:26:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45837. [00:26:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45838. [00:26:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45839. [00:26:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45840. [00:26:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45841. [00:26:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45842. [00:26:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45843. [00:26:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45844. [00:26:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45845. [00:26:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45846. [00:26:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45847. [00:26:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45848. [00:26:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45849. [00:26:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45850. [00:26:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45851. [00:26:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45852. [00:26:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45853. [00:26:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45854. [00:26:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45855. [00:26:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45856. [00:26:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45857. [00:26:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45858. [00:26:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45859. [00:26:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45860. [00:26:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45861. [00:26:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45862. [00:26:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45863. [00:26:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45864. [00:26:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45865. [00:26:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45866. [00:26:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45867. [00:26:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45868. [00:26:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45869. [00:26:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45870. [00:26:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45871. [00:26:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45872. [00:26:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45873. [00:26:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45874. [00:26:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45875. [00:26:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45876. [00:26:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45877. [00:26:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45878. [00:26:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45879. [00:26:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45880. [00:26:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45881. [00:26:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45882. [00:26:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45883. [00:26:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45884. [00:26:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45885. [00:26:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45886. [00:26:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45887. [00:27:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45888. [00:27:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45889. [00:27:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45890. [00:27:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45891. [00:27:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45892. [00:27:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45893. [00:27:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45894. [00:27:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45895. [00:27:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45896. [00:27:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45897. [00:27:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45898. [00:27:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45899. [00:27:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45900. [00:27:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45901. [00:27:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45902. [00:27:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45903. [00:27:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45904. [00:27:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45905. [00:27:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45906. [00:27:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45907. [00:27:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45908. [00:27:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45909. [00:27:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45910. [00:27:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45911. [00:27:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45912. [00:27:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45913. [00:27:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45914. [00:27:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45915. [00:27:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45916. [00:27:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45917. [00:27:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45918. [00:27:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45919. [00:27:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45920. [00:27:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45921. [00:27:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45922. [00:27:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45923. [00:27:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45924. [00:27:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45925. [00:27:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45926. [00:27:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45927. [00:27:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45928. [00:27:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45929. [00:27:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45930. [00:27:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45931. [00:27:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45932. [00:27:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45933. [00:27:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45934. [00:27:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45935. [00:27:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45936. [00:27:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45937. [00:27:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45938. [00:27:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45939. [00:27:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45940. [00:27:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45941. [00:27:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45942. [00:27:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45943. [00:27:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45944. [00:27:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45945. [00:27:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45946. [00:28:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45947. [00:28:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45948. [00:28:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45949. [00:28:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45950. [00:28:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45951. [00:28:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45952. [00:28:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45953. [00:28:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45954. [00:28:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45955. [00:28:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45956. [00:28:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45957. [00:28:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45958. [00:28:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45959. [00:28:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45960. [00:28:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45961. [00:28:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45962. [00:28:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45963. [00:28:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45964. [00:28:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45965. [00:28:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45966. [00:28:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45967. [00:28:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45968. [00:28:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45969. [00:28:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45970. [00:28:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45971. [00:28:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45972. [00:28:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45973. [00:28:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45974. [00:28:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45975. [00:28:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45976. [00:28:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45977. [00:28:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45978. [00:28:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45979. [00:28:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45980. [00:28:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45981. [00:28:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45982. [00:28:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45983. [00:28:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45984. [00:28:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45985. [00:28:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45986. [00:28:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45987. [00:28:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45988. [00:28:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45989. [00:28:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45990. [00:28:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45991. [00:28:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45992. [00:28:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45993. [00:28:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45994. [00:28:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45995. [00:28:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45996. [00:28:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45997. [00:28:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45998. [00:28:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  45999. [00:28:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46000. [00:28:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46001. [00:28:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46002. [00:28:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46003. [00:28:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46004. [00:28:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46005. [00:28:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46006. [00:29:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46007. [00:29:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46008. [00:29:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46009. [00:29:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46010. [00:29:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46011. [00:29:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46012. [00:29:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46013. [00:29:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46014. [00:29:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46015. [00:29:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46016. [00:29:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46017. [00:29:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46018. [00:29:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46019. [00:29:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46020. [00:29:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46021. [00:29:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46022. [00:29:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46023. [00:29:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46024. [00:29:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46025. [00:29:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46026. [00:29:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46027. [00:29:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46028. [00:29:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46029. [00:29:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46030. [00:29:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46031. [00:29:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46032. [00:29:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46033. [00:29:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46034. [00:29:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46035. [00:29:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46036. [00:29:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46037. [00:29:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46038. [00:29:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46039. [00:29:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46040. [00:29:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46041. [00:29:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46042. [00:29:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46043. [00:29:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46044. [00:29:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46045. [00:29:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46046. [00:29:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46047. [00:29:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46048. [00:29:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46049. [00:29:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46050. [00:29:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46051. [00:29:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46052. [00:29:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46053. [00:29:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46054. [00:29:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46055. [00:29:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46056. [00:29:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46057. [00:29:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46058. [00:29:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46059. [00:29:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46060. [00:29:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46061. [00:29:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46062. [00:29:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46063. [00:29:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46064. [00:29:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46065. [00:29:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46066. [00:30:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46067. [00:30:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46068. [00:30:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46069. [00:30:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46070. [00:30:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46071. [00:30:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46072. [00:30:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46073. [00:30:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46074. [00:30:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46075. [00:30:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46076. [00:30:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46077. [00:30:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46078. [00:30:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46079. [00:30:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46080. [00:30:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46081. [00:30:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46082. [00:30:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46083. [00:30:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46084. [00:30:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46085. [00:30:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46086. [00:30:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46087. [00:30:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46088. [00:30:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46089. [00:30:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46090. [00:30:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46091. [00:30:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46092. [00:30:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46093. [00:30:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46094. [00:30:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46095. [00:30:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46096. [00:30:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46097. [00:30:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46098. [00:30:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46099. [00:30:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46100. [00:30:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46101. [00:30:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46102. [00:30:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46103. [00:30:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46104. [00:30:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46105. [00:30:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46106. [00:30:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46107. [00:30:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46108. [00:30:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46109. [00:30:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46110. [00:30:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46111. [00:30:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46112. [00:30:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46113. [00:30:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46114. [00:30:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46115. [00:30:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46116. [00:30:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46117. [00:30:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46118. [00:30:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46119. [00:30:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46120. [00:30:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46121. [00:30:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46122. [00:30:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46123. [00:30:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46124. [00:30:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46125. [00:30:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46126. [00:31:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46127. [00:31:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46128. [00:31:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46129. [00:31:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46130. [00:31:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46131. [00:31:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46132. [00:31:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46133. [00:31:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46134. [00:31:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46135. [00:31:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46136. [00:31:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46137. [00:31:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46138. [00:31:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46139. [00:31:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46140. [00:31:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46141. [00:31:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46142. [00:31:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46143. [00:31:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46144. [00:31:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46145. [00:31:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46146. [00:31:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46147. [00:31:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46148. [00:31:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46149. [00:31:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46150. [00:31:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46151. [00:31:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46152. [00:31:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46153. [00:31:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46154. [00:31:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46155. [00:31:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46156. [00:31:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46157. [00:31:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46158. [00:31:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46159. [00:31:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46160. [00:31:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46161. [00:31:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46162. [00:31:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46163. [00:31:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46164. [00:31:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46165. [00:31:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46166. [00:31:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46167. [00:31:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46168. [00:31:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46169. [00:31:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46170. [00:31:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46171. [00:31:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46172. [00:31:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46173. [00:31:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46174. [00:31:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46175. [00:31:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46176. [00:31:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46177. [00:31:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46178. [00:31:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46179. [00:31:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46180. [00:31:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46181. [00:31:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46182. [00:31:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46183. [00:31:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46184. [00:31:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46185. [00:32:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46186. [00:32:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46187. [00:32:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46188. [00:32:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46189. [00:32:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46190. [00:32:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46191. [00:32:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46192. [00:32:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46193. [00:32:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46194. [00:32:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46195. [00:32:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46196. [00:32:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46197. [00:32:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46198. [00:32:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46199. [00:32:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46200. [00:32:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46201. [00:32:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46202. [00:32:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46203. [00:32:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46204. [00:32:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46205. [00:32:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46206. [00:32:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46207. [00:32:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46208. [00:32:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46209. [00:32:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46210. [00:32:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46211. [00:32:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46212. [00:32:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46213. [00:32:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46214. [00:32:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46215. [00:32:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46216. [00:32:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46217. [00:32:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46218. [00:32:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46219. [00:32:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46220. [00:32:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46221. [00:32:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46222. [00:32:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46223. [00:32:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46224. [00:32:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46225. [00:32:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46226. [00:32:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46227. [00:32:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46228. [00:32:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46229. [00:32:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46230. [00:32:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46231. [00:32:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46232. [00:32:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46233. [00:32:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46234. [00:32:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46235. [00:32:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46236. [00:32:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46237. [00:32:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46238. [00:32:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46239. [00:32:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46240. [00:32:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46241. [00:32:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46242. [00:32:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46243. [00:32:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46244. [00:33:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46245. [00:33:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46246. [00:33:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46247. [00:33:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46248. [00:33:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46249. [00:33:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46250. [00:33:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46251. [00:33:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46252. [00:33:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46253. [00:33:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46254. [00:33:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46255. [00:33:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46256. [00:33:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46257. [00:33:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46258. [00:33:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46259. [00:33:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46260. [00:33:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46261. [00:33:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46262. [00:33:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46263. [00:33:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46264. [00:33:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46265. [00:33:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46266. [00:33:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46267. [00:33:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46268. [00:33:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46269. [00:33:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46270. [00:33:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46271. [00:33:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46272. [00:33:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46273. [00:33:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46274. [00:33:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46275. [00:33:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46276. [00:33:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46277. [00:33:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46278. [00:33:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46279. [00:33:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46280. [00:33:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46281. [00:33:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46282. [00:33:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46283. [00:33:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46284. [00:33:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46285. [00:33:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46286. [00:33:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46287. [00:33:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46288. [00:33:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46289. [00:33:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46290. [00:33:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46291. [00:33:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46292. [00:33:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46293. [00:33:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46294. [00:33:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46295. [00:33:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46296. [00:33:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46297. [00:33:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46298. [00:33:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46299. [00:33:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46300. [00:33:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46301. [00:33:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46302. [00:33:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46303. [00:34:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46304. [00:34:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46305. [00:34:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46306. [00:34:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46307. [00:34:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46308. [00:34:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46309. [00:34:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46310. [00:34:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46311. [00:34:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46312. [00:34:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46313. [00:34:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46314. [00:34:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46315. [00:34:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46316. [00:34:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46317. [00:34:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46318. [00:34:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46319. [00:34:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46320. [00:34:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46321. [00:34:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46322. [00:34:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46323. [00:34:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46324. [00:34:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46325. [00:34:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46326. [00:34:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46327. [00:34:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46328. [00:34:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46329. [00:34:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46330. [00:34:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46331. [00:34:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46332. [00:34:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46333. [00:34:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46334. [00:34:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46335. [00:34:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46336. [00:34:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46337. [00:34:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46338. [00:34:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46339. [00:34:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46340. [00:34:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46341. [00:34:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46342. [00:34:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46343. [00:34:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46344. [00:34:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46345. [00:34:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46346. [00:34:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46347. [00:34:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46348. [00:34:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46349. [00:34:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46350. [00:34:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46351. [00:34:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46352. [00:34:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46353. [00:34:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46354. [00:34:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46355. [00:34:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46356. [00:34:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46357. [00:34:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46358. [00:34:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46359. [00:34:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46360. [00:34:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46361. [00:34:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46362. [00:35:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46363. [00:35:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46364. [00:35:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46365. [00:35:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46366. [00:35:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46367. [00:35:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46368. [00:35:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46369. [00:35:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46370. [00:35:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46371. [00:35:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46372. [00:35:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46373. [00:35:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46374. [00:35:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46375. [00:35:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46376. [00:35:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46377. [00:35:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46378. [00:35:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46379. [00:35:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46380. [00:35:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46381. [00:35:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46382. [00:35:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46383. [00:35:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46384. [00:35:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46385. [00:35:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46386. [00:35:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46387. [00:35:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46388. [00:35:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46389. [00:35:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46390. [00:35:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46391. [00:35:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46392. [00:35:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46393. [00:35:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46394. [00:35:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46395. [00:35:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46396. [00:35:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46397. [00:35:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46398. [00:35:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46399. [00:35:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46400. [00:35:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46401. [00:35:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46402. [00:35:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46403. [00:35:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46404. [00:35:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46405. [00:35:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46406. [00:35:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46407. [00:35:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46408. [00:35:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46409. [00:35:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46410. [00:35:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46411. [00:35:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46412. [00:35:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46413. [00:35:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46414. [00:35:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46415. [00:35:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46416. [00:35:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46417. [00:35:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46418. [00:35:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46419. [00:35:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46420. [00:35:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46421. [00:35:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46422. [00:36:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46423. [00:36:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46424. [00:36:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46425. [00:36:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46426. [00:36:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46427. [00:36:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46428. [00:36:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46429. [00:36:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46430. [00:36:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46431. [00:36:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46432. [00:36:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46433. [00:36:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46434. [00:36:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46435. [00:36:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46436. [00:36:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46437. [00:36:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46438. [00:36:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46439. [00:36:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46440. [00:36:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46441. [00:36:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46442. [00:36:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46443. [00:36:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46444. [00:36:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46445. [00:36:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46446. [00:36:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46447. [00:36:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46448. [00:36:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46449. [00:36:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46450. [00:36:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46451. [00:36:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46452. [00:36:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46453. [00:36:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46454. [00:36:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46455. [00:36:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46456. [00:36:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46457. [00:36:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46458. [00:36:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46459. [00:36:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46460. [00:36:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46461. [00:36:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46462. [00:36:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46463. [00:36:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46464. [00:36:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46465. [00:36:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46466. [00:36:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46467. [00:36:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46468. [00:36:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46469. [00:36:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46470. [00:36:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46471. [00:36:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46472. [00:36:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46473. [00:36:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46474. [00:36:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46475. [00:36:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46476. [00:36:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46477. [00:36:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46478. [00:36:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46479. [00:36:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46480. [00:36:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46481. [00:36:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46482. [00:37:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46483. [00:37:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46484. [00:37:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46485. [00:37:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46486. [00:37:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46487. [00:37:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46488. [00:37:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46489. [00:37:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46490. [00:37:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46491. [00:37:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46492. [00:37:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46493. [00:37:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46494. [00:37:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46495. [00:37:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46496. [00:37:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46497. [00:37:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46498. [00:37:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46499. [00:37:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46500. [00:37:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46501. [00:37:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46502. [00:37:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46503. [00:37:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46504. [00:37:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46505. [00:37:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46506. [00:37:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46507. [00:37:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46508. [00:37:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46509. [00:37:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46510. [00:37:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46511. [00:37:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46512. [00:37:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46513. [00:37:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46514. [00:37:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46515. [00:37:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46516. [00:37:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46517. [00:37:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46518. [00:37:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46519. [00:37:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46520. [00:37:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46521. [00:37:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46522. [00:37:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46523. [00:37:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46524. [00:37:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46525. [00:37:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46526. [00:37:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46527. [00:37:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46528. [00:37:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46529. [00:37:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46530. [00:37:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46531. [00:37:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46532. [00:37:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46533. [00:37:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46534. [00:37:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46535. [00:37:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46536. [00:37:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46537. [00:37:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46538. [00:37:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46539. [00:37:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46540. [00:37:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46541. [00:37:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46542. [00:38:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46543. [00:38:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46544. [00:38:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46545. [00:38:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46546. [00:38:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46547. [00:38:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46548. [00:38:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46549. [00:38:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46550. [00:38:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46551. [00:38:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46552. [00:38:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46553. [00:38:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46554. [00:38:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46555. [00:38:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46556. [00:38:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46557. [00:38:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46558. [00:38:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46559. [00:38:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46560. [00:38:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46561. [00:38:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46562. [00:38:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46563. [00:38:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46564. [00:38:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46565. [00:38:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46566. [00:38:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46567. [00:38:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46568. [00:38:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46569. [00:38:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46570. [00:38:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46571. [00:38:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46572. [00:38:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46573. [00:38:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46574. [00:38:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46575. [00:38:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46576. [00:38:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46577. [00:38:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46578. [00:38:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46579. [00:38:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46580. [00:38:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46581. [00:38:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46582. [00:38:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46583. [00:38:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46584. [00:38:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46585. [00:38:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46586. [00:38:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46587. [00:38:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46588. [00:38:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46589. [00:38:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46590. [00:38:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46591. [00:38:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46592. [00:38:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46593. [00:38:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46594. [00:38:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46595. [00:38:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46596. [00:38:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46597. [00:38:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46598. [00:38:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46599. [00:38:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46600. [00:38:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46601. [00:39:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46602. [00:39:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46603. [00:39:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46604. [00:39:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46605. [00:39:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46606. [00:39:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46607. [00:39:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46608. [00:39:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46609. [00:39:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46610. [00:39:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46611. [00:39:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46612. [00:39:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46613. [00:39:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46614. [00:39:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46615. [00:39:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46616. [00:39:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46617. [00:39:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46618. [00:39:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46619. [00:39:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46620. [00:39:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46621. [00:39:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46622. [00:39:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46623. [00:39:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46624. [00:39:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46625. [00:39:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46626. [00:39:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46627. [00:39:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46628. [00:39:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46629. [00:39:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46630. [00:39:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46631. [00:39:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46632. [00:39:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46633. [00:39:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46634. [00:39:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46635. [00:39:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46636. [00:39:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46637. [00:39:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46638. [00:39:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46639. [00:39:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46640. [00:39:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46641. [00:39:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46642. [00:39:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46643. [00:39:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46644. [00:39:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46645. [00:39:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46646. [00:39:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46647. [00:39:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46648. [00:39:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46649. [00:39:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46650. [00:39:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46651. [00:39:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46652. [00:39:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46653. [00:39:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46654. [00:39:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46655. [00:39:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46656. [00:39:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46657. [00:39:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46658. [00:39:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46659. [00:39:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46660. [00:39:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46661. [00:40:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46662. [00:40:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46663. [00:40:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46664. [00:40:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46665. [00:40:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46666. [00:40:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46667. [00:40:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46668. [00:40:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46669. [00:40:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46670. [00:40:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46671. [00:40:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46672. [00:40:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46673. [00:40:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46674. [00:40:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46675. [00:40:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46676. [00:40:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46677. [00:40:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46678. [00:40:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46679. [00:40:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46680. [00:40:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46681. [00:40:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46682. [00:40:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46683. [00:40:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46684. [00:40:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46685. [00:40:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46686. [00:40:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46687. [00:40:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46688. [00:40:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46689. [00:40:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46690. [00:40:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46691. [00:40:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46692. [00:40:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46693. [00:40:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46694. [00:40:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46695. [00:40:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46696. [00:40:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46697. [00:40:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46698. [00:40:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46699. [00:40:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46700. [00:40:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46701. [00:40:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46702. [00:40:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46703. [00:40:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46704. [00:40:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46705. [00:40:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46706. [00:40:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46707. [00:40:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46708. [00:40:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46709. [00:40:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46710. [00:40:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46711. [00:40:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46712. [00:40:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46713. [00:40:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46714. [00:40:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46715. [00:40:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46716. [00:40:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46717. [00:40:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46718. [00:40:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46719. [00:40:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46720. [00:40:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46721. [00:41:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46722. [00:41:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46723. [00:41:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46724. [00:41:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46725. [00:41:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46726. [00:41:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46727. [00:41:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46728. [00:41:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46729. [00:41:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46730. [00:41:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46731. [00:41:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46732. [00:41:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46733. [00:41:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46734. [00:41:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46735. [00:41:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46736. [00:41:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46737. [00:41:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46738. [00:41:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46739. [00:41:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46740. [00:41:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46741. [00:41:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46742. [00:41:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46743. [00:41:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46744. [00:41:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46745. [00:41:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46746. [00:41:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46747. [00:41:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46748. [00:41:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46749. [00:41:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46750. [00:41:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46751. [00:41:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46752. [00:41:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46753. [00:41:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46754. [00:41:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46755. [00:41:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46756. [00:41:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46757. [00:41:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46758. [00:41:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46759. [00:41:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46760. [00:41:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46761. [00:41:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46762. [00:41:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46763. [00:41:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46764. [00:41:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46765. [00:41:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46766. [00:41:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46767. [00:41:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46768. [00:41:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46769. [00:41:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46770. [00:41:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46771. [00:41:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46772. [00:41:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46773. [00:41:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46774. [00:41:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46775. [00:41:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46776. [00:41:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46777. [00:41:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46778. [00:41:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46779. [00:41:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46780. [00:41:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46781. [00:42:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46782. [00:42:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46783. [00:42:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46784. [00:42:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46785. [00:42:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46786. [00:42:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46787. [00:42:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46788. [00:42:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46789. [00:42:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46790. [00:42:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46791. [00:42:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46792. [00:42:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46793. [00:42:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46794. [00:42:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46795. [00:42:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46796. [00:42:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46797. [00:42:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46798. [00:42:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46799. [00:42:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46800. [00:42:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46801. [00:42:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46802. [00:42:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46803. [00:42:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46804. [00:42:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46805. [00:42:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46806. [00:42:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46807. [00:42:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46808. [00:42:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46809. [00:42:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46810. [00:42:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46811. [00:42:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46812. [00:42:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46813. [00:42:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46814. [00:42:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46815. [00:42:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46816. [00:42:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46817. [00:42:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46818. [00:42:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46819. [00:42:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46820. [00:42:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46821. [00:42:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46822. [00:42:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46823. [00:42:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46824. [00:42:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46825. [00:42:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46826. [00:42:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46827. [00:42:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46828. [00:42:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46829. [00:42:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46830. [00:42:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46831. [00:42:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46832. [00:42:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46833. [00:42:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46834. [00:42:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46835. [00:42:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46836. [00:42:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46837. [00:42:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46838. [00:42:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46839. [00:42:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46840. [00:42:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46841. [00:43:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46842. [00:43:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46843. [00:43:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46844. [00:43:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46845. [00:43:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46846. [00:43:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46847. [00:43:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46848. [00:43:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46849. [00:43:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46850. [00:43:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46851. [00:43:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46852. [00:43:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46853. [00:43:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46854. [00:43:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46855. [00:43:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46856. [00:43:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46857. [00:43:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46858. [00:43:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46859. [00:43:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46860. [00:43:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46861. [00:43:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46862. [00:43:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46863. [00:43:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46864. [00:43:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46865. [00:43:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46866. [00:43:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46867. [00:43:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46868. [00:43:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46869. [00:43:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46870. [00:43:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46871. [00:43:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46872. [00:43:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46873. [00:43:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46874. [00:43:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46875. [00:43:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46876. [00:43:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46877. [00:43:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46878. [00:43:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46879. [00:43:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46880. [00:43:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46881. [00:43:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46882. [00:43:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46883. [00:43:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46884. [00:43:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46885. [00:43:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46886. [00:43:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46887. [00:43:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46888. [00:43:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46889. [00:43:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46890. [00:43:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46891. [00:43:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46892. [00:43:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46893. [00:43:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46894. [00:43:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46895. [00:43:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46896. [00:43:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46897. [00:43:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46898. [00:43:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46899. [00:43:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46900. [00:44:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46901. [00:44:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46902. [00:44:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46903. [00:44:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46904. [00:44:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46905. [00:44:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46906. [00:44:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46907. [00:44:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46908. [00:44:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46909. [00:44:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46910. [00:44:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46911. [00:44:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46912. [00:44:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46913. [00:44:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46914. [00:44:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46915. [00:44:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46916. [00:44:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46917. [00:44:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46918. [00:44:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46919. [00:44:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46920. [00:44:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46921. [00:44:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46922. [00:44:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46923. [00:44:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46924. [00:44:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46925. [00:44:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46926. [00:44:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46927. [00:44:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46928. [00:44:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46929. [00:44:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46930. [00:44:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46931. [00:44:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46932. [00:44:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46933. [00:44:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46934. [00:44:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46935. [00:44:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46936. [00:44:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46937. [00:44:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46938. [00:44:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46939. [00:44:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46940. [00:44:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46941. [00:44:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46942. [00:44:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46943. [00:44:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46944. [00:44:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46945. [00:44:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46946. [00:44:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46947. [00:44:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46948. [00:44:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46949. [00:44:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46950. [00:44:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46951. [00:44:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46952. [00:44:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46953. [00:44:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46954. [00:44:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46955. [00:44:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46956. [00:44:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46957. [00:44:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46958. [00:44:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46959. [00:44:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46960. [00:45:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46961. [00:45:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46962. [00:45:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46963. [00:45:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46964. [00:45:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46965. [00:45:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46966. [00:45:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46967. [00:45:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46968. [00:45:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46969. [00:45:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46970. [00:45:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46971. [00:45:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46972. [00:45:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46973. [00:45:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46974. [00:45:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46975. [00:45:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46976. [00:45:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46977. [00:45:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46978. [00:45:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46979. [00:45:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46980. [00:45:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46981. [00:45:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46982. [00:45:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46983. [00:45:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46984. [00:45:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46985. [00:45:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46986. [00:45:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46987. [00:45:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46988. [00:45:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46989. [00:45:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46990. [00:45:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46991. [00:45:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46992. [00:45:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46993. [00:45:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46994. [00:45:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46995. [00:45:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46996. [00:45:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46997. [00:45:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46998. [00:45:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  46999. [00:45:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47000. [00:45:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47001. [00:45:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47002. [00:45:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47003. [00:45:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47004. [00:45:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47005. [00:45:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47006. [00:45:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47007. [00:45:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47008. [00:45:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47009. [00:45:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47010. [00:45:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47011. [00:45:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47012. [00:45:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47013. [00:45:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47014. [00:45:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47015. [00:45:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47016. [00:45:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47017. [00:45:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47018. [00:45:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47019. [00:46:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47020. [00:46:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47021. [00:46:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47022. [00:46:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47023. [00:46:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47024. [00:46:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47025. [00:46:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47026. [00:46:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47027. [00:46:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47028. [00:46:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47029. [00:46:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47030. [00:46:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47031. [00:46:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47032. [00:46:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47033. [00:46:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47034. [00:46:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47035. [00:46:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47036. [00:46:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47037. [00:46:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47038. [00:46:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47039. [00:46:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47040. [00:46:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47041. [00:46:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47042. [00:46:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47043. [00:46:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47044. [00:46:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47045. [00:46:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47046. [00:46:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47047. [00:46:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47048. [00:46:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47049. [00:46:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47050. [00:46:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47051. [00:46:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47052. [00:46:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47053. [00:46:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47054. [00:46:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47055. [00:46:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47056. [00:46:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47057. [00:46:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47058. [00:46:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47059. [00:46:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47060. [00:46:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47061. [00:46:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47062. [00:46:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47063. [00:46:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47064. [00:46:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47065. [00:46:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47066. [00:46:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47067. [00:46:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47068. [00:46:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47069. [00:46:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47070. [00:46:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47071. [00:46:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47072. [00:46:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47073. [00:46:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47074. [00:46:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47075. [00:46:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47076. [00:46:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47077. [00:46:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47078. [00:46:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47079. [00:47:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47080. [00:47:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47081. [00:47:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47082. [00:47:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47083. [00:47:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47084. [00:47:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47085. [00:47:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47086. [00:47:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47087. [00:47:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47088. [00:47:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47089. [00:47:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47090. [00:47:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47091. [00:47:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47092. [00:47:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47093. [00:47:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47094. [00:47:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47095. [00:47:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47096. [00:47:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47097. [00:47:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47098. [00:47:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47099. [00:47:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47100. [00:47:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47101. [00:47:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47102. [00:47:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47103. [00:47:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47104. [00:47:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47105. [00:47:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47106. [00:47:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47107. [00:47:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47108. [00:47:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47109. [00:47:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47110. [00:47:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47111. [00:47:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47112. [00:47:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47113. [00:47:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47114. [00:47:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47115. [00:47:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47116. [00:47:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47117. [00:47:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47118. [00:47:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47119. [00:47:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47120. [00:47:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47121. [00:47:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47122. [00:47:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47123. [00:47:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47124. [00:47:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47125. [00:47:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47126. [00:47:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47127. [00:47:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47128. [00:47:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47129. [00:47:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47130. [00:47:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47131. [00:47:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47132. [00:47:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47133. [00:47:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47134. [00:47:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47135. [00:47:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47136. [00:47:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47137. [00:47:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47138. [00:48:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47139. [00:48:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47140. [00:48:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47141. [00:48:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47142. [00:48:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47143. [00:48:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47144. [00:48:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47145. [00:48:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47146. [00:48:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47147. [00:48:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47148. [00:48:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47149. [00:48:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47150. [00:48:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47151. [00:48:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47152. [00:48:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47153. [00:48:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47154. [00:48:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47155. [00:48:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47156. [00:48:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47157. [00:48:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47158. [00:48:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47159. [00:48:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47160. [00:48:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47161. [00:48:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47162. [00:48:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47163. [00:48:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47164. [00:48:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47165. [00:48:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47166. [00:48:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47167. [00:48:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47168. [00:48:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47169. [00:48:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47170. [00:48:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47171. [00:48:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47172. [00:48:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47173. [00:48:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47174. [00:48:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47175. [00:48:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47176. [00:48:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47177. [00:48:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47178. [00:48:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47179. [00:48:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47180. [00:48:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47181. [00:48:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47182. [00:48:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47183. [00:48:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47184. [00:48:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47185. [00:48:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47186. [00:48:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47187. [00:48:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47188. [00:48:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47189. [00:48:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47190. [00:48:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47191. [00:48:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47192. [00:48:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47193. [00:48:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47194. [00:48:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47195. [00:48:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47196. [00:48:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47197. [00:48:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47198. [00:49:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47199. [00:49:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47200. [00:49:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47201. [00:49:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47202. [00:49:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47203. [00:49:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47204. [00:49:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47205. [00:49:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47206. [00:49:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47207. [00:49:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47208. [00:49:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47209. [00:49:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47210. [00:49:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47211. [00:49:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47212. [00:49:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47213. [00:49:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47214. [00:49:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47215. [00:49:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47216. [00:49:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47217. [00:49:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47218. [00:49:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47219. [00:49:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47220. [00:49:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47221. [00:49:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47222. [00:49:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47223. [00:49:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47224. [00:49:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47225. [00:49:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47226. [00:49:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47227. [00:49:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47228. [00:49:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47229. [00:49:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47230. [00:49:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47231. [00:49:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47232. [00:49:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47233. [00:49:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47234. [00:49:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47235. [00:49:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47236. [00:49:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47237. [00:49:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47238. [00:49:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47239. [00:49:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47240. [00:49:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47241. [00:49:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47242. [00:49:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47243. [00:49:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47244. [00:49:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47245. [00:49:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47246. [00:49:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47247. [00:49:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47248. [00:49:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47249. [00:49:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47250. [00:49:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47251. [00:49:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47252. [00:49:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47253. [00:49:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47254. [00:49:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47255. [00:49:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47256. [00:49:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47257. [00:49:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47258. [00:50:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47259. [00:50:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47260. [00:50:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47261. [00:50:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47262. [00:50:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47263. [00:50:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47264. [00:50:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47265. [00:50:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47266. [00:50:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47267. [00:50:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47268. [00:50:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47269. [00:50:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47270. [00:50:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47271. [00:50:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47272. [00:50:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47273. [00:50:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47274. [00:50:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47275. [00:50:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47276. [00:50:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47277. [00:50:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47278. [00:50:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47279. [00:50:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47280. [00:50:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47281. [00:50:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47282. [00:50:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47283. [00:50:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47284. [00:50:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47285. [00:50:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47286. [00:50:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47287. [00:50:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47288. [00:50:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47289. [00:50:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47290. [00:50:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47291. [00:50:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47292. [00:50:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47293. [00:50:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47294. [00:50:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47295. [00:50:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47296. [00:50:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47297. [00:50:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47298. [00:50:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47299. [00:50:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47300. [00:50:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47301. [00:50:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47302. [00:50:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47303. [00:50:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47304. [00:50:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47305. [00:50:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47306. [00:50:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47307. [00:50:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47308. [00:50:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47309. [00:50:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47310. [00:50:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47311. [00:50:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47312. [00:50:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47313. [00:50:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47314. [00:50:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47315. [00:50:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47316. [00:50:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47317. [00:50:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47318. [00:51:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47319. [00:51:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47320. [00:51:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47321. [00:51:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47322. [00:51:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47323. [00:51:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47324. [00:51:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47325. [00:51:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47326. [00:51:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47327. [00:51:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47328. [00:51:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47329. [00:51:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47330. [00:51:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47331. [00:51:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47332. [00:51:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47333. [00:51:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47334. [00:51:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47335. [00:51:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47336. [00:51:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47337. [00:51:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47338. [00:51:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47339. [00:51:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47340. [00:51:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47341. [00:51:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47342. [00:51:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47343. [00:51:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47344. [00:51:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47345. [00:51:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47346. [00:51:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47347. [00:51:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47348. [00:51:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47349. [00:51:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47350. [00:51:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47351. [00:51:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47352. [00:51:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47353. [00:51:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47354. [00:51:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47355. [00:51:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47356. [00:51:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47357. [00:51:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47358. [00:51:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47359. [00:51:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47360. [00:51:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47361. [00:51:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47362. [00:51:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47363. [00:51:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47364. [00:51:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47365. [00:51:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47366. [00:51:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47367. [00:51:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47368. [00:51:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47369. [00:51:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47370. [00:51:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47371. [00:51:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47372. [00:51:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47373. [00:51:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47374. [00:51:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47375. [00:51:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47376. [00:51:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47377. [00:51:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47378. [00:52:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47379. [00:52:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47380. [00:52:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47381. [00:52:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47382. [00:52:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47383. [00:52:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47384. [00:52:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47385. [00:52:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47386. [00:52:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47387. [00:52:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47388. [00:52:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47389. [00:52:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47390. [00:52:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47391. [00:52:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47392. [00:52:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47393. [00:52:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47394. [00:52:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47395. [00:52:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47396. [00:52:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47397. [00:52:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47398. [00:52:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47399. [00:52:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47400. [00:52:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47401. [00:52:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47402. [00:52:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47403. [00:52:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47404. [00:52:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47405. [00:52:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47406. [00:52:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47407. [00:52:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47408. [00:52:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47409. [00:52:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47410. [00:52:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47411. [00:52:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47412. [00:52:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47413. [00:52:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47414. [00:52:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47415. [00:52:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47416. [00:52:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47417. [00:52:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47418. [00:52:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47419. [00:52:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47420. [00:52:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47421. [00:52:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47422. [00:52:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47423. [00:52:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47424. [00:52:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47425. [00:52:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47426. [00:52:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47427. [00:52:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47428. [00:52:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47429. [00:52:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47430. [00:52:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47431. [00:52:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47432. [00:52:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47433. [00:52:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47434. [00:52:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47435. [00:52:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47436. [00:52:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47437. [00:52:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47438. [00:53:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47439. [00:53:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47440. [00:53:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47441. [00:53:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47442. [00:53:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47443. [00:53:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47444. [00:53:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47445. [00:53:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47446. [00:53:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47447. [00:53:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47448. [00:53:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47449. [00:53:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47450. [00:53:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47451. [00:53:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47452. [00:53:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47453. [00:53:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47454. [00:53:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47455. [00:53:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47456. [00:53:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47457. [00:53:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47458. [00:53:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47459. [00:53:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47460. [00:53:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47461. [00:53:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47462. [00:53:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47463. [00:53:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47464. [00:53:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47465. [00:53:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47466. [00:53:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47467. [00:53:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47468. [00:53:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47469. [00:53:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47470. [00:53:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47471. [00:53:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47472. [00:53:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47473. [00:53:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47474. [00:53:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47475. [00:53:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47476. [00:53:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47477. [00:53:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47478. [00:53:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47479. [00:53:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47480. [00:53:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47481. [00:53:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47482. [00:53:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47483. [00:53:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47484. [00:53:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47485. [00:53:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47486. [00:53:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47487. [00:53:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47488. [00:53:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47489. [00:53:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47490. [00:53:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47491. [00:53:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47492. [00:53:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47493. [00:53:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47494. [00:53:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47495. [00:53:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47496. [00:53:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47497. [00:53:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47498. [00:54:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47499. [00:54:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47500. [00:54:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47501. [00:54:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47502. [00:54:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47503. [00:54:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47504. [00:54:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47505. [00:54:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47506. [00:54:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47507. [00:54:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47508. [00:54:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47509. [00:54:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47510. [00:54:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47511. [00:54:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47512. [00:54:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47513. [00:54:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47514. [00:54:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47515. [00:54:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47516. [00:54:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47517. [00:54:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47518. [00:54:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47519. [00:54:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47520. [00:54:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47521. [00:54:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47522. [00:54:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47523. [00:54:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47524. [00:54:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47525. [00:54:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47526. [00:54:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47527. [00:54:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47528. [00:54:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47529. [00:54:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47530. [00:54:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47531. [00:54:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47532. [00:54:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47533. [00:54:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47534. [00:54:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47535. [00:54:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47536. [00:54:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47537. [00:54:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47538. [00:54:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47539. [00:54:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47540. [00:54:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47541. [00:54:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47542. [00:54:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47543. [00:54:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47544. [00:54:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47545. [00:54:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47546. [00:54:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47547. [00:54:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47548. [00:54:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47549. [00:54:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47550. [00:54:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47551. [00:54:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47552. [00:54:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47553. [00:54:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47554. [00:54:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47555. [00:54:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47556. [00:54:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47557. [00:54:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47558. [00:55:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47559. [00:55:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47560. [00:55:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47561. [00:55:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47562. [00:55:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47563. [00:55:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47564. [00:55:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47565. [00:55:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47566. [00:55:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47567. [00:55:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47568. [00:55:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47569. [00:55:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47570. [00:55:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47571. [00:55:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47572. [00:55:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47573. [00:55:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47574. [00:55:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47575. [00:55:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47576. [00:55:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47577. [00:55:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47578. [00:55:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47579. [00:55:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47580. [00:55:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47581. [00:55:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47582. [00:55:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47583. [00:55:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47584. [00:55:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47585. [00:55:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47586. [00:55:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47587. [00:55:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47588. [00:55:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47589. [00:55:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47590. [00:55:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47591. [00:55:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47592. [00:55:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47593. [00:55:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47594. [00:55:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47595. [00:55:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47596. [00:55:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47597. [00:55:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47598. [00:55:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47599. [00:55:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47600. [00:55:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47601. [00:55:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47602. [00:55:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47603. [00:55:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47604. [00:55:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47605. [00:55:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47606. [00:55:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47607. [00:55:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47608. [00:55:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47609. [00:55:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47610. [00:55:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47611. [00:55:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47612. [00:55:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47613. [00:55:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47614. [00:55:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47615. [00:55:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47616. [00:55:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47617. [00:55:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47618. [00:56:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47619. [00:56:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47620. [00:56:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47621. [00:56:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47622. [00:56:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47623. [00:56:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47624. [00:56:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47625. [00:56:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47626. [00:56:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47627. [00:56:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47628. [00:56:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47629. [00:56:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47630. [00:56:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47631. [00:56:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47632. [00:56:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47633. [00:56:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47634. [00:56:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47635. [00:56:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47636. [00:56:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47637. [00:56:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47638. [00:56:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47639. [00:56:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47640. [00:56:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47641. [00:56:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47642. [00:56:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47643. [00:56:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47644. [00:56:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47645. [00:56:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47646. [00:56:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47647. [00:56:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47648. [00:56:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47649. [00:56:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47650. [00:56:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47651. [00:56:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47652. [00:56:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47653. [00:56:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47654. [00:56:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47655. [00:56:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47656. [00:56:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47657. [00:56:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47658. [00:56:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47659. [00:56:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47660. [00:56:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47661. [00:56:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47662. [00:56:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47663. [00:56:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47664. [00:56:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47665. [00:56:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47666. [00:56:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47667. [00:56:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47668. [00:56:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47669. [00:56:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47670. [00:56:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47671. [00:56:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47672. [00:56:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47673. [00:56:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47674. [00:56:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47675. [00:56:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47676. [00:56:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47677. [00:57:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47678. [00:57:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47679. [00:57:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47680. [00:57:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47681. [00:57:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47682. [00:57:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47683. [00:57:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47684. [00:57:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47685. [00:57:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47686. [00:57:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47687. [00:57:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47688. [00:57:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47689. [00:57:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47690. [00:57:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47691. [00:57:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47692. [00:57:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47693. [00:57:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47694. [00:57:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47695. [00:57:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47696. [00:57:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47697. [00:57:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47698. [00:57:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47699. [00:57:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47700. [00:57:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47701. [00:57:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47702. [00:57:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47703. [00:57:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47704. [00:57:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47705. [00:57:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47706. [00:57:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47707. [00:57:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47708. [00:57:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47709. [00:57:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47710. [00:57:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47711. [00:57:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47712. [00:57:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47713. [00:57:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47714. [00:57:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47715. [00:57:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47716. [00:57:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47717. [00:57:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47718. [00:57:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47719. [00:57:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47720. [00:57:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47721. [00:57:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47722. [00:57:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47723. [00:57:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47724. [00:57:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47725. [00:57:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47726. [00:57:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47727. [00:57:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47728. [00:57:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47729. [00:57:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47730. [00:57:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47731. [00:57:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47732. [00:57:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47733. [00:57:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47734. [00:57:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47735. [00:57:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47736. [00:57:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47737. [00:58:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47738. [00:58:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47739. [00:58:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47740. [00:58:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47741. [00:58:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47742. [00:58:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47743. [00:58:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47744. [00:58:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47745. [00:58:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47746. [00:58:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47747. [00:58:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47748. [00:58:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47749. [00:58:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47750. [00:58:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47751. [00:58:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47752. [00:58:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47753. [00:58:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47754. [00:58:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47755. [00:58:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47756. [00:58:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47757. [00:58:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47758. [00:58:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47759. [00:58:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47760. [00:58:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47761. [00:58:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47762. [00:58:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47763. [00:58:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47764. [00:58:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47765. [00:58:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47766. [00:58:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47767. [00:58:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47768. [00:58:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47769. [00:58:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47770. [00:58:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47771. [00:58:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47772. [00:58:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47773. [00:58:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47774. [00:58:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47775. [00:58:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47776. [00:58:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47777. [00:58:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47778. [00:58:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47779. [00:58:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47780. [00:58:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47781. [00:58:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47782. [00:58:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47783. [00:58:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47784. [00:58:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47785. [00:58:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47786. [00:58:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47787. [00:58:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47788. [00:58:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47789. [00:58:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47790. [00:58:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47791. [00:58:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47792. [00:58:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47793. [00:58:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47794. [00:58:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47795. [00:58:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47796. [00:58:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47797. [00:59:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47798. [00:59:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47799. [00:59:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47800. [00:59:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47801. [00:59:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47802. [00:59:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47803. [00:59:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47804. [00:59:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47805. [00:59:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47806. [00:59:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47807. [00:59:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47808. [00:59:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47809. [00:59:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47810. [00:59:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47811. [00:59:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47812. [00:59:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47813. [00:59:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47814. [00:59:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47815. [00:59:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47816. [00:59:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47817. [00:59:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47818. [00:59:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47819. [00:59:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47820. [00:59:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47821. [00:59:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47822. [00:59:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47823. [00:59:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47824. [00:59:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47825. [00:59:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47826. [00:59:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47827. [00:59:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47828. [00:59:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47829. [00:59:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47830. [00:59:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47831. [00:59:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47832. [00:59:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47833. [00:59:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47834. [00:59:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47835. [00:59:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47836. [00:59:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47837. [00:59:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47838. [00:59:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47839. [00:59:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47840. [00:59:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47841. [00:59:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47842. [00:59:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47843. [00:59:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47844. [00:59:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47845. [00:59:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47846. [00:59:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47847. [00:59:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47848. [00:59:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47849. [00:59:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47850. [00:59:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47851. [00:59:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47852. [00:59:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47853. [00:59:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47854. [00:59:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47855. [00:59:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47856. [00:59:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47857. [01:00:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47858. [01:00:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47859. [01:00:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47860. [01:00:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47861. [01:00:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47862. [01:00:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47863. [01:00:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47864. [01:00:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47865. [01:00:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47866. [01:00:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47867. [01:00:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47868. [01:00:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47869. [01:00:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47870. [01:00:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47871. [01:00:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47872. [01:00:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47873. [01:00:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47874. [01:00:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47875. [01:00:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47876. [01:00:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47877. [01:00:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47878. [01:00:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47879. [01:00:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47880. [01:00:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47881. [01:00:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47882. [01:00:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47883. [01:00:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47884. [01:00:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47885. [01:00:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47886. [01:00:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47887. [01:00:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47888. [01:00:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47889. [01:00:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47890. [01:00:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47891. [01:00:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47892. [01:00:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47893. [01:00:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47894. [01:00:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47895. [01:00:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47896. [01:00:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47897. [01:00:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47898. [01:00:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47899. [01:00:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47900. [01:00:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47901. [01:00:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47902. [01:00:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47903. [01:00:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47904. [01:00:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47905. [01:00:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47906. [01:00:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47907. [01:00:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47908. [01:00:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47909. [01:00:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47910. [01:00:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47911. [01:00:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47912. [01:00:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47913. [01:00:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47914. [01:00:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47915. [01:00:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47916. [01:00:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47917. [01:01:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47918. [01:01:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47919. [01:01:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47920. [01:01:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47921. [01:01:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47922. [01:01:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47923. [01:01:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47924. [01:01:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47925. [01:01:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47926. [01:01:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47927. [01:01:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47928. [01:01:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47929. [01:01:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47930. [01:01:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47931. [01:01:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47932. [01:01:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47933. [01:01:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47934. [01:01:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47935. [01:01:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47936. [01:01:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47937. [01:01:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47938. [01:01:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47939. [01:01:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47940. [01:01:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47941. [01:01:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47942. [01:01:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47943. [01:01:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47944. [01:01:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47945. [01:01:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47946. [01:01:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47947. [01:01:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47948. [01:01:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47949. [01:01:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47950. [01:01:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47951. [01:01:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47952. [01:01:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47953. [01:01:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47954. [01:01:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47955. [01:01:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47956. [01:01:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47957. [01:01:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47958. [01:01:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47959. [01:01:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47960. [01:01:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47961. [01:01:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47962. [01:01:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47963. [01:01:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47964. [01:01:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47965. [01:01:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47966. [01:01:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47967. [01:01:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47968. [01:01:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47969. [01:01:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47970. [01:01:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47971. [01:01:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47972. [01:01:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47973. [01:01:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47974. [01:01:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47975. [01:01:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47976. [01:01:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47977. [01:02:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47978. [01:02:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47979. [01:02:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47980. [01:02:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47981. [01:02:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47982. [01:02:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47983. [01:02:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47984. [01:02:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47985. [01:02:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47986. [01:02:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47987. [01:02:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47988. [01:02:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47989. [01:02:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47990. [01:02:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47991. [01:02:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47992. [01:02:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47993. [01:02:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47994. [01:02:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47995. [01:02:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47996. [01:02:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47997. [01:02:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47998. [01:02:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  47999. [01:02:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48000. [01:02:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48001. [01:02:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48002. [01:02:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48003. [01:02:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48004. [01:02:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48005. [01:02:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48006. [01:02:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48007. [01:02:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48008. [01:02:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48009. [01:02:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48010. [01:02:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48011. [01:02:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48012. [01:02:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48013. [01:02:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48014. [01:02:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48015. [01:02:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48016. [01:02:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48017. [01:02:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48018. [01:02:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48019. [01:02:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48020. [01:02:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48021. [01:02:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48022. [01:02:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48023. [01:02:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48024. [01:02:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48025. [01:02:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48026. [01:02:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48027. [01:02:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48028. [01:02:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48029. [01:02:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48030. [01:02:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48031. [01:02:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48032. [01:02:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48033. [01:02:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48034. [01:02:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48035. [01:02:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48036. [01:03:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48037. [01:03:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48038. [01:03:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48039. [01:03:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48040. [01:03:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48041. [01:03:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48042. [01:03:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48043. [01:03:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48044. [01:03:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48045. [01:03:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48046. [01:03:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48047. [01:03:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48048. [01:03:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48049. [01:03:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48050. [01:03:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48051. [01:03:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48052. [01:03:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48053. [01:03:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48054. [01:03:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48055. [01:03:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48056. [01:03:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48057. [01:03:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48058. [01:03:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48059. [01:03:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48060. [01:03:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48061. [01:03:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48062. [01:03:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48063. [01:03:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48064. [01:03:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48065. [01:03:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48066. [01:03:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48067. [01:03:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48068. [01:03:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48069. [01:03:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48070. [01:03:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48071. [01:03:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48072. [01:03:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48073. [01:03:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48074. [01:03:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48075. [01:03:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48076. [01:03:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48077. [01:03:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48078. [01:03:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48079. [01:03:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48080. [01:03:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48081. [01:03:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48082. [01:03:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48083. [01:03:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48084. [01:03:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48085. [01:03:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48086. [01:03:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48087. [01:03:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48088. [01:03:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48089. [01:03:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48090. [01:03:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48091. [01:03:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48092. [01:03:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48093. [01:03:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48094. [01:03:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48095. [01:03:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48096. [01:04:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48097. [01:04:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48098. [01:04:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48099. [01:04:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48100. [01:04:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48101. [01:04:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48102. [01:04:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48103. [01:04:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48104. [01:04:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48105. [01:04:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48106. [01:04:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48107. [01:04:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48108. [01:04:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48109. [01:04:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48110. [01:04:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48111. [01:04:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48112. [01:04:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48113. [01:04:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48114. [01:04:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48115. [01:04:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48116. [01:04:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48117. [01:04:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48118. [01:04:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48119. [01:04:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48120. [01:04:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48121. [01:04:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48122. [01:04:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48123. [01:04:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48124. [01:04:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48125. [01:04:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48126. [01:04:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48127. [01:04:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48128. [01:04:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48129. [01:04:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48130. [01:04:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48131. [01:04:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48132. [01:04:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48133. [01:04:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48134. [01:04:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48135. [01:04:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48136. [01:04:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48137. [01:04:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48138. [01:04:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48139. [01:04:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48140. [01:04:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48141. [01:04:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48142. [01:04:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48143. [01:04:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48144. [01:04:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48145. [01:04:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48146. [01:04:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48147. [01:04:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48148. [01:04:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48149. [01:04:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48150. [01:04:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48151. [01:04:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48152. [01:04:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48153. [01:04:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48154. [01:04:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48155. [01:04:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48156. [01:05:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48157. [01:05:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48158. [01:05:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48159. [01:05:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48160. [01:05:04] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48161. [01:05:05] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48162. [01:05:06] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48163. [01:05:07] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48164. [01:05:08] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48165. [01:05:09] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48166. [01:05:10] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48167. [01:05:11] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48168. [01:05:12] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48169. [01:05:13] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48170. [01:05:14] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48171. [01:05:15] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48172. [01:05:16] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48173. [01:05:17] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48174. [01:05:18] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48175. [01:05:19] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48176. [01:05:20] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48177. [01:05:21] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48178. [01:05:22] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48179. [01:05:23] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48180. [01:05:24] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48181. [01:05:25] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48182. [01:05:26] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48183. [01:05:27] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48184. [01:05:28] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48185. [01:05:29] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48186. [01:05:30] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48187. [01:05:31] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48188. [01:05:32] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48189. [01:05:33] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48190. [01:05:34] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48191. [01:05:35] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48192. [01:05:36] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48193. [01:05:37] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48194. [01:05:38] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48195. [01:05:39] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48196. [01:05:40] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48197. [01:05:41] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48198. [01:05:42] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48199. [01:05:43] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48200. [01:05:44] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48201. [01:05:45] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48202. [01:05:46] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48203. [01:05:47] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48204. [01:05:48] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48205. [01:05:49] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48206. [01:05:50] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48207. [01:05:51] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48208. [01:05:52] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48209. [01:05:53] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48210. [01:05:54] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48211. [01:05:55] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48212. [01:05:56] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48213. [01:05:57] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48214. [01:05:58] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48215. [01:05:59] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48216. [01:06:00] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48217. [01:06:01] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48218. [01:06:02] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
  48219. [01:06:03] Current: 31103, peak: 100730, connected: 0, disconnected: 0, rate: 0/s
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