System.Net.WebException ocorrido
  HResult=0x80131620
  Message=Error while copying content to a stream. The write operation failed, see inner exception.
  Source=System.Net.Requests
  StackTrace:
   at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
   at System.Net.WebRequest.<>c.<GetResponseAsync>b__68_2(IAsyncResult iar)
   at System.Threading.Tasks.TaskFactory`1.FromAsyncCoreLogic(IAsyncResult iar, Func`2 endFunction, Action`1 endAction, Task`1 promise, Boolean requiresSynchronization)
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
   at GTAServer.GameServer.<AnnounceToMaster>d__79.MoveNext() in D:\Desenvolvimento Sistemas\gta\gtaserver.core\GameServer.cs:line 145

Exceção interna 1:
HttpRequestException: Error while copying content to a stream.

Exceção interna 2:
IOException: The write operation failed, see inner exception.

Exceção interna 3:
WinHttpException: A conexão com o servidor foi interrompida de modo anormal