<Events><Event><System><Provider Name="ASP.NET 4.0.30319.0"/><EventID>1309</EventID><Level>2</Level><Task>0</Task><Keywords>Keywords</Keywords><TimeCreated SystemTime="2014-11-20T18:10:39Z"/><EventRecordID>772772437</EventRecordID><Channel>Application</Channel><Computer>RD00155DF78273</Computer><Security/></System><EventData><Data>3005</Data><Data>An unhandled exception has occurred.</Data><Data>11/20/2014 6:10:39 PM</Data><Data>11/20/2014 6:10:39 PM</Data><Data>7c00e47e124044b2a01c26db4fd24e1d</Data><Data>30692</Data><Data>22</Data><Data>0</Data><Data>/LM/W3SVC/46636793/ROOT-1-130609795883616389</Data><Data>Full</Data><Data>/</Data><Data>D:\home\site\wwwroot\</Data><Data>RD00155DF78273</Data><Data></Data><Data>10920</Data><Data>w3wp.exe</Data><Data>IIS APPPOOL\bingpulseuatweb</Data><Data>WebSocketException</Data><Data>The received  message type is invalid after calling WebSocketCloseAsync. WebSocketCloseAsync should only be used if no more data is expected from the remote endpoint. Use 'WebSocketCloseOutputAsync' instead to keep being able to receive data but close the output channel.
   at System.Web.WebSockets.AspNetWebSocket.&lt;&gt;c__DisplayClass3.&lt;&lt;CloseAsyncImpl&gt;b__2&gt;d__5.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Microsoft.AspNet.SignalR.WebSockets.WebSocketHandler.&lt;ProcessWebSocketRequestAsync&gt;d__e.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at Microsoft.Owin.Host.SystemWeb.OwinCallContext.&lt;AcceptCallback&gt;d__a.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.WebSocketPipeline.&lt;ProcessRequestImplAsync&gt;d__8.MoveNext()