signalR : /signalr/hubs is not generated
I have solved my problem by changing the line::
<script src="/signalr/hubs"></script>
to
<script src="~/signalr/hubs"></script>
Also, the reason why /signalr/hubs are not generated is forget to Map SignalR in OWIN Startup Configuration.
public class Startup{ public void Configuration(IAppBuilder appBuilder){ ... appBuilder.MapSignalR(); ... } ...
In my case, it was because my ChatHub class was not marked public.