Good evening,
In my gateway I am receiving a strange and somewhat hard to follow error. I believe it may have something to do with a perspective view permission or project configuration.
It doesn't seem to be causing any problems in with the performance of the program, but it is still a warning showing up frequently in the gateway. How can I resolve this?
Thank you for any help you can provide
Here is the full error:
java.lang.UnsupportedOperationException: Feature unsupported after Upgraded to WebSocket
at org.eclipse.jetty.websocket.core.server.internal.UpgradeHttpServletRequest.getSession(UpgradeHttpServletRequest.java:293)
at com.inductiveautomation.perspective.gateway.comm.Routes.getOrCreateSession(Routes.java:1763)
at com.inductiveautomation.perspective.gateway.comm.PerspectiveWebSocketServlet$PerspectiveWebSocketCreator.createWebSocket(PerspectiveWebSocketServlet.java:185)
at com.inductiveautomation.perspective.gateway.comm.PerspectiveWebSocketServlet$PerspectiveWebSocketCreator.createWebSocket(PerspectiveWebSocketServlet.java:123)
at org.eclipse.jetty.websocket.server.JettyWebSocketServlet$WrappedJettyCreator.createWebSocket(JettyWebSocketServlet.java:276)
at org.eclipse.jetty.websocket.core.server.internal.CreatorNegotiator.lambda$negotiate$0(CreatorNegotiator.java:64)
at org.eclipse.jetty.server.handler.ContextHandler.handle(ContextHandler.java:1451)
at org.eclipse.jetty.server.handler.ContextHandler.handle(ContextHandler.java:1488)
at org.eclipse.jetty.websocket.core.server.internal.CreatorNegotiator.negotiate(CreatorNegotiator.java:63)
at org.eclipse.jetty.websocket.core.server.internal.AbstractHandshaker.upgradeRequest(AbstractHandshaker.java:76)
at org.eclipse.jetty.websocket.core.server.internal.HandshakerSelector.upgradeRequest(HandshakerSelector.java:39)
at org.eclipse.jetty.websocket.core.server.WebSocketMappings.upgrade(WebSocketMappings.java:241)
at org.eclipse.jetty.websocket.server.JettyWebSocketServlet.service(JettyWebSocketServlet.java:181)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:590)
at com.inductiveautomation.ignition.gateway.bootstrap.MapServlet.service(MapServlet.java:86)
at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1410)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:764)
at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1665)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:527)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:131)
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:578)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:223)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1570)
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:221)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1384)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:176)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:484)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1543)
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:174)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1306)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:129)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122)
at com.inductiveautomation.catapult.handlers.RemoteHostNameLookupHandler.handle(RemoteHostNameLookupHandler.java:121)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122)
at org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:301)
at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:51)
at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:141)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122)
at org.eclipse.jetty.server.Server.handle(Server.java:563)
at org.eclipse.jetty.server.HttpChannel.lambda$handle$0(HttpChannel.java:505)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:762)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:497)
at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:282)
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:314)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:100)
at org.eclipse.jetty.io.SelectableChannelEndPoint$1.run(SelectableChannelEndPoint.java:53)
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.runTask(AdaptiveExecutionStrategy.java:416)
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.consumeTask(AdaptiveExecutionStrategy.java:385)
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.tryProduce(AdaptiveExecutionStrategy.java:272)
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.lambda$new$0(AdaptiveExecutionStrategy.java:140)
at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:411)
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:969)
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.doRunJob(QueuedThreadPool.java:1194)
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1149)
at java.base/java.lang.Thread.run(Unknown Source)