staff0rd

Standard_D2s_v3

May 30th, 2019
150
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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.Pipeli