DB offloading failed, reverting to ems probejava.lang.NullPointerException in portal.log

Products

• DX Unified Infrastructure Management (Nimsoft / UIM)

Issue/Introduction

We did not observed any problem on the Dashboard/Portal, but why we see the following error in portal.log file:

17 abr 2020 12:13:58,377 ERROR [EmsAlarmDao:55] DB offloading failed, reverting to ems probejava.lang.NullPointerException
17 abr 2020 12:14:46,229 ERROR [EmsAlarmDao:55] DB offloading failed, reverting to ems probejava.lang.NullPointerException
17 abr 2020 12:14:58,372 ERROR [EmsAlarmDao:55] DB offloading failed, reverting to ems probejava.lang.NullPointerException
17 abr 2020 12:15:28,373 ERROR [EmsAlarmDao:55] DB offloading failed, reverting to ems probejava.lang.NullPointerException
17 abr 2020 12:15:40,131 ERROR [DataSourceContainerActor:46] Exception starting actor: actor name instance-qos-24145 is not unique! (5fd529af-c42f-4c31-b958-82aecc50eda4/container-qos)
bd1b8b74-26a6-4f38-8438-2f426ff8034fakka.actor.InvalidActorNameException: actor name instance-qos-24145 is not unique!
 at akka.actor.dungeon.ChildrenContainer$NormalChildrenContainer.reserve(ChildrenContainer.scala:119)
 at akka.actor.dungeon.Children$class.reserveChild(Children.scala:78)
 at akka.actor.ActorCell.reserveChild(ActorCell.scala:306)
 at akka.actor.dungeon.Children$class.makeChild(Children.scala:182)
 at akka.actor.dungeon.Children$class.actorOf(Children.scala:39)
 at akka.actor.ActorCell.actorOf(ActorCell.scala:306)
 at com.firehunter.dashboard.actors.DataSourceContainerActor.preStart(DataSourceContainerActor.java:134)
 at akka.actor.ActorCell.create(ActorCell.scala:481)
 at akka.actor.ActorCell.systemInvoke(ActorCell.scala:351)
 at akka.dispatch.Mailbox.processAllSystemMessages(Mailbox.scala:256)
 at akka.dispatch.Mailbox.run(Mailbox.scala:211)
 at akka.dispatch.ForkJoinExecutorConfigurator$MailboxExecutionTask.exec(AbstractDispatcher.scala:506)
 at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:262)
 at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:975)
 at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1478)
 at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)

Environment

Release : 20.1

Component : UIM - UMP

Resolution

Those error messages are harmless and the problem will be fixed in the next upcoming release 20.3