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java.lang.reflect.InvocationTargetException at java.lang.reflect.Method.invokeNative(Native Method) at java.lang.reflect.Method.invoke(Method.java:515) at microsoft.aspnet.signalr.client.hubs.HubProxy$1.run(HubProxy.java:158) at microsoft.aspnet.signalr.client.hubs.HubProxy$1.run(HubProxy.java:1) at microsoft.aspnet.signalr.client.hubs.Subscription.onReceived(Subscription.java:31) at microsoft.aspnet.signalr.client.hubs.HubProxy.invokeEvent(HubProxy.java:308) at microsoft.aspnet.signalr.client.hubs.HubConnection.onReceived(HubConnection.java:118) at microsoft.aspnet.signalr.client.transport.TransportHelper.processReceivedData(TransportHelper.java:96) at microsoft.aspnet.signalr.client.Connection.processReceivedData(Connection.java:733) at microsoft.aspnet.signalr.client.Connection.access$0(Connection.java:728) at microsoft.aspnet.signalr.client.Connection$10.onData(Connection.java:671) at microsoft.aspnet.signalr.client.transport.ServerSentEventsTransport$1.onResponse(ServerSentEventsTransport.java:104) at microsoft.aspnet.signalr.client.http.java.NetworkRunnable.run(NetworkRunnable.java:82) at java.lang.Thread.run(Thread.java:841)Caused by: java.lang.NullPointerException at zupportdesk.desk.zupport.chatsystem.fragment.MainFragment.receivedincommingchats(MainFragment.java:134) at zupportdesk.desk.zupport.chatsystem.Services.SignalRService$3.recieveIncomingChat(SignalRService.java:121)