SignalR/SignalR — Issue #208: Stops working after about a minute in dev:
Author: jkresner
Created: 2012-02-25 01:57:23+00:00
State: open

Any idea what's causing this?

WebDev.WebServer40.exe Error: 0 : SignalR error during transport heart beat on background thread: System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.VisualStudio.WebHost.Connection.get_Connected()
at Microsoft.VisualStudio.WebHost.Connection.get_Connected()
at Microsoft.VisualStudio.WebHost.Request.IsClientConnected()
at System.Web.HttpResponse.get_IsClientConnected()
at System.Web.HttpResponseWrapper.get_IsClientConnected()
at SignalR.Hosting.AspNet.AspNetResponse.get_IsClientConnected()
at SignalR.Transports.TransportDisconnectBase.get_IsAlive()
at SignalR.Transports.TransportHeartBeat.Beat(Object state)