This is a continued bug report of 33809 about SignalR. I repeat the original report here:
SignalR 2.x uses OWIN and requires the implementation of the method System.Web.HttpApplication.RegisterModule(), which is already done in Mono 4.2.0.
However, there is another exception when I tried to run the SignalR 2.x Tutorial project with Mono 4.2.0. Details:
This is the SignalR 2.x tutorial project I used:
As seen in the 33809 report, part of the problem relating to Microsoft.Owin.Host.SystemWeb has been fixed by Marcos. However, the next problem appears that "but the script in signalr/hub never finishes loading" (as stated in this previous report).