Server stack trace: 在 Microsoft.AspNet.SignalR.PersistentConnection.GetConnectionId(HostContext context, String connectionToken) 在 Microsoft.AspNet.SignalR.PersistentConnection.ProcessRequest(HostContext context) 在 Microsoft.AspNet.SignalR.Hubs.HubDispatcher.ProcessRequest(HostContext context) 在 Microsoft.AspNet.SignalR.Owin.CallHandler.Invoke(IDictionary`2 environment) 在 Microsoft.AspNet.SignalR.Owin.Handlers.HubDispatcherHandler.Invoke(IDictionary`2 environment) 在 Microsoft.Owin.Host.SystemWeb.OwinCallContext.Execute() 在 Microsoft.Owin.Host.SystemWeb.OwinHttpHandler.BeginProcessRequest(HttpContextBase httpContext, AsyncCallback callback, Object extraData) Exception rethrown at [0]: 在 Microsoft.Owin.Host.SystemWeb.Infrastructure.ErrorState.<>c__DisplayClass1.<GetRethrowWithNoStackLossDelegate>b__0(Exception ex) 在 Microsoft.Owin.Host.SystemWeb.Infrastructure.ErrorState.Rethrow() 在 Microsoft.Owin.Host.SystemWeb.CallContextAsyncResult.End(IAsyncResult result) 在 Microsoft.Owin.Host.SystemWeb.OwinHttpHandler.EndProcessRequest(IAsyncResult result) 在 System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() 在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
The connection id is in the incorrect format. Microsoft.Owin.Host.SystemWeb