java - Jetty WebSocketException: RemoteEndpoint unavailable -

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i have 2 threads in application - server (main) , service, inform user coordinate changes. when page reloaded have error:

exception in thread "timer-1" org.eclipse.jetty.websocket.api.websocketexception: remoteendpoint unavailable, current state [closing], expecting [open or connected] @ org.eclipse.jetty.websocket.common.websocketsession.getremote(websocketsession.java:252) @ service.myservice.run(myservice.java:67) @ java.util.timerthread.mainloop(timer.java:555) @ java.util.timerthread.run(timer.java:505)

and thread closed.

how solve it?


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