[OPENMEETINGS-2301] Sporadic internal error on room entering

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 5.0.0-M4
• Fix Version/s: 5.0.0
• Component/s: Room
• Assignee: Maxim Solodovnik
• Reporter: Konstantin Kuzov
• Created: 26/Apr/20 01:49
• Updated: 17/Aug/20 06:05
• Resolved: 06/May/20 15:22

Description

Sometimes when entering a room it throws Internal error page.

DEBUG 04-26 05:00:31.359 o.a.o.w.a.ClientManager:386 [nio-5443-exec-2] - Cluster:: The only server found
DEBUG 04-26 05:00:31.360 o.a.o.w.c.MainPanel:401 [nio-5443-exec-2] - updateContents:: npanels IS null ? false, client IS null ? false
DEBUG 04-26 05:00:31.376 o.a.o.w.r.RoomPanel:345 [nio-5443-exec-2] - public ? true, ownedId ? null true
DEBUG 04-26 05:00:31.377 o.a.o.d.d.l.ConferenceLogDao:52 [nio-5443-exec-2] - [add]: org.apache.openmeetings.db.entity.log.ConferenceLog@4abadb1e
DEBUG 04-26 05:00:31.400 o.a.o.w.a.ClientManager:232 [nio-5443-exec-2] - Adding online room client: 170bfba9-781c-40da-91b0-6db499ee5679, room: 3
DEBUG 04-26 05:00:31.402 o.a.o.w.a.ClientManager:250 [nio-5443-exec-2] - Cluster:: room 3 was not found for server 'server-1', adding ...
DEBUG 04-26 05:00:31.403 o.a.o.w.a.ClientManager:479 [nio-5443-exec-2] - Cluster:: room 3 is added to server, whole list [3]
DEBUG 04-26 05:00:31.403 o.a.o.w.a.ClientManager:117 [erver-1.event-1] - Cluster:: Server was updated server-1 -> ServerInfo[rooms: [3]]
DEBUG 04-26 05:00:31.405 o.a.o.d.u.AuthLevelUtil:40 [nio-5443-exec-2] - Level ADMIN :: [GRANTED]
 INFO 04-26 05:00:31.406 o.a.o.w.r.RoomPanel:394 [nio-5443-exec-2] - Setting rights for client:: [SUPER_MODERATOR] -> true
DEBUG 04-26 05:00:31.407 o.a.o.d.u.AuthLevelUtil:40 [nio-5443-exec-2] - Level ADMIN :: [GRANTED]
DEBUG 04-26 05:00:31.409 o.a.o.d.d.r.PollDao:87 [nio-5443-exec-2] -  :: getPoll :: 3
DEBUG 04-26 05:00:31.415 o.a.o.d.d.r.PollDao:98 [nio-5443-exec-2] -  :: getArchived :: 3
DEBUG 04-26 05:00:31.440 o.a.o.d.d.f.FileItemDao:55 [nio-5443-exec-2] - getByOwner() started
DEBUG 04-26 05:00:31.446 o.a.o.d.d.f.FileItemDao:50 [nio-5443-exec-2] - getByRoom roomId :: 3
DEBUG 04-26 05:00:31.716 o.a.o.w.r.RoomPanel:136 [nio-5443-exec-3] - RoomPanel::roomEnter
DEBUG 04-26 05:00:31.726 o.a.o.w.r.RoomPanel:166 [nio-5443-exec-3] - RoomPanel::roomEnter, mods IS EMPTY ? false, is MOD ? true
DEBUG 04-26 05:00:31.735 o.a.o.d.d.r.PollDao:104 [Thread-127] -  :: hasPoll :: 3
DEBUG 04-26 05:00:31.740 o.a.o.d.d.r.PollDao:98 [Thread-127] -  :: getArchived :: 3
DEBUG 04-26 05:00:31.741 o.a.o.c.r.KurentoHandler:222 [Thread-127] - Searching for room 3
DEBUG 04-26 05:00:31.741 o.a.o.c.r.KurentoHandler:226 [Thread-127] - Room 3 does not exist. Will create now!
 INFO 04-26 05:00:31.763 o.a.o.c.r.KRoom:75 [Thread-127] - ROOM 3 has been created
DEBUG 04-26 05:00:31.763 o.a.o.c.r.KurentoHandler:236 [Thread-127] - Room 3 found!
DEBUG 04-26 05:00:31.764 o.a.o.c.r.KurentoHandler:397 [EventExec-e2-t4] - Kurento::ObjectCreated -> [RemoteObject: type=MediaPipeline remoteRef=fec772df-072e-4a32-8f5a-c94150645f2f_kurento.MediaPipeline]
ERROR 04-26 05:00:31.833 o.a.w.DefaultExceptionMapper:170 [nio-5443-exec-1] - Unexpected error occurred
java.lang.NullPointerException: null
        at org.apache.openmeetings.web.room.sidebar.RoomSidebar$1.respond(RoomSidebar.java:94)
        at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:597)
        at org.apache.wicket.core.request.handler.ListenerRequestHandler.internalInvoke(ListenerRequestHandler.java:306)
        at org.apache.wicket.core.request.handler.ListenerRequestHandler.invoke(ListenerRequestHandler.java:280)
        at org.apache.wicket.core.request.handler.ListenerRequestHandler.invokeListener(ListenerRequestHandler.java:222)
        at org.apache.wicket.core.request.handler.ListenerRequestHandler.respond(ListenerRequestHandler.java:208)
        at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:917)
        at org.apache.wicket.request.RequestHandlerExecutor.execute(RequestHandlerExecutor.java:63)
        at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:283)
        at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:254)
        at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:222)
        at org.apache.wicket.protocol.ws.AbstractUpgradeFilter.processRequestCycle(AbstractUpgradeFilter.java:71)
        at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:207)
        at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:300)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:666)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
        at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1590)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Thread.java:834)
DEBUG 04-26 05:00:31.888 o.a.o.d.u.AuthLevelUtil:40 [io-5443-exec-10] - Level ADMIN :: [GRANTED]
DEBUG 04-26 05:00:31.931 o.a.o.w.c.OmWebSocketPanel:188 [nio-5443-exec-8] - WebSocketBehavior::closeHandler The client closed its connection with code '1001' and message: 'null'
DEBUG 04-26 05:00:31.936 o.a.o.d.d.l.ConferenceLogDao:52 [nio-5443-exec-8] - [add]: org.apache.openmeetings.db.entity.log.ConferenceLog@3801c6a2
DEBUG 04-26 05:00:32.023 o.a.o.w.a.ClientManager:263 [nio-5443-exec-8] - Removing online room client: 170bfba9-781c-40da-91b0-6db499ee5679, room: null
DEBUG 04-26 05:00:32.024 o.a.o.w.a.ClientManager:190 [nio-5443-exec-8] - Removing online client: 170bfba9-781c-40da-91b0-6db499ee5679, roomId: null

Issue Links

• is caused by: WICKET-6782 WebSocket onError/onAbort is not being called