Error Message :
2017-11-29 10:11:49,825 pool-2-thread-2309 [ERROR] NOSESSION/- NOUI [.impl.dataservice.folder.FolderTreeCache] - Exception while handling folder tree changed event.
java.lang.IllegalStateException: PerformanceLogger is already stopped.
When a user is logged in to the AWI the following error message can be seen every few seconds in the AWI log <server name>_awi_LOG.??.txt file. 2017-11-29 10:11:49,825 pool-2-thread-2309 [ERROR] NOSESSION/- NOUI [.impl.dataservice.folder.FolderTreeCache] - Exception while handling folder tree changed event.
java.lang.IllegalStateException: PerformanceLogger is already stopped.
at com.uc4.webui.performance.PerformanceLogger.done(PerformanceLogger.java:250)
at com.uc4.webui.performance.PerformanceLogger.close(PerformanceLogger.java:384)
at com.uc4.ecc.framework.entrypoint.core.ECCEventBus.post(ECCEventBus.java:89)
at com.uc4.ecc.backends.impl.dataservice.folder.FolderTreeCache$FolderTreeCacheNotificationListener.treeChanged(FolderTreeCache.java:99)
at com.uc4.webui.api.connection.AsyncNotificationListenerDecorator.lambda$treeChanged$14(AsyncNotificationListenerDecorator.java:40)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
No effect of these messages is observable.