[jboss-jira] [JBoss JIRA] (WFLY-5178) Intermittent failure: NullPointerException during undeployment

[Paul Ferraro (JIRA)]

    [ https://issues.jboss.org/browse/WFLY-5178?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13124010#comment-13124010 ] 

Paul Ferraro commented on WFLY-5178:
------------------------------------

[~mvinkler] Does this issue affect the recent CRs?

> Intermittent failure: NullPointerException during undeployment
> --------------------------------------------------------------
>
>                 Key: WFLY-5178
>                 URL: https://issues.jboss.org/browse/WFLY-5178
>             Project: WildFly
>          Issue Type: Bug
>          Components: Clustering, EJB
>    Affects Versions: 10.0.0.Beta1
>            Reporter: Michal Vinkler
>            Assignee: Paul Ferraro
>
> Intermittent failure, so far seen in only one failover test for remote stateful EJBs:
> scenario ejb-ejbremote-undeploy-dist-async
> Setup: 4 node cluster, one node at time undeploys application (clusterbench-ee7.ear), while standalone clients keep calling the application.
> Just before server perf19 finished undeployment of the application, it logged this error 50 times:
> {code}
> [JBossINF] [0m[31m14:50:41,136 ERROR [org.jboss.as.ejb3.remote] (EJB default - 9) WFLYEJB0151: Exception while generating session id for component RemoteStatefulSBImpl with invocation id: -28551 on channel Channel ID 1ca843e6 (inbound) of Remoting connection 4b2907f9 to /10.16.90.52:58920: javax.ejb.EJBException: java.lang.NullPointerException
> [JBossINF] 	at org.jboss.as.ejb3.component.stateful.StatefulSessionComponent.createSessionRemote(StatefulSessionComponent.java:263)
> [JBossINF] 	at org.jboss.as.ejb3.remote.protocol.versionone.SessionOpenRequestHandler$SessionIDGeneratorTask.run(SessionOpenRequestHandler.java:145)
> [JBossINF] 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [JBossINF] 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [JBossINF] 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [JBossINF] 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [JBossINF] 	at java.lang.Thread.run(Thread.java:745)
> [JBossINF] 	at org.jboss.threads.JBossThread.run(JBossThread.java:320)
> [JBossINF] Caused by: java.lang.NullPointerException
> [JBossINF] 	at org.jboss.as.ejb3.component.stateful.StatefulSessionComponent.createSession(StatefulSessionComponent.java:238)
> [JBossINF] 	at org.jboss.as.ejb3.component.stateful.StatefulSessionComponent.createSessionRemote(StatefulSessionComponent.java:258)
> [JBossINF] 	... 7 more
> {code}
> The other nodes did not log this error.
> Server log:
> http://jenkins.mw.lab.eng.bos.redhat.com/hudson/job/eap-7x-failover-ejb-ejbremote-undeploy-dist-async/4/console-perf19/



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