[jboss-jira] [JBoss JIRA] (WFLY-5777) NPE when forming jgroups cluster

[Thiago Presa (JIRA)]

    [ https://issues.jboss.org/browse/WFLY-5777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13139287#comment-13139287 ] 

Thiago Presa commented on WFLY-5777:
------------------------------------

Is there any workaround until CR5?

> NPE when forming jgroups cluster
> --------------------------------
>
>                 Key: WFLY-5777
>                 URL: https://issues.jboss.org/browse/WFLY-5777
>             Project: WildFly
>          Issue Type: Bug
>          Components: Clustering
>    Affects Versions: 9.0.1.Final, 10.0.0.CR4
>            Reporter: Thiago Presa
>            Assignee: Paul Ferraro
>             Fix For: 10.0.0.CR5
>
>
> I just got this NPE when deploying a new application on my Wildfly 10 CR4 domain cluster.
> JGRP000027: failed passing message up: java.lang.RuntimeException: java.lang.NullPointerException
>         at org.jgroups.blocks.MessageDispatcher$ProtocolAdapter.up(MessageDispatcher.java:689)
>         at org.jgroups.JChannel.up(JChannel.java:738)
>         at org.jgroups.stack.ProtocolStack.up(ProtocolStack.java:1029)
>         at org.jgroups.protocols.FORK.up(FORK.java:133)
>         at org.jgroups.protocols.FRAG2.up(FRAG2.java:165)
>         at org.jgroups.protocols.FlowControl.up(FlowControl.java:394)
>         at org.jgroups.protocols.pbcast.GMS.installView(GMS.java:735)
>         at org.jgroups.protocols.pbcast.ParticipantGmsImpl.handleViewChange(ParticipantGmsImpl.java:140)
>         at org.jgroups.protocols.pbcast.GMS.up(GMS.java:925)
>         at org.jgroups.stack.Protocol.up(Protocol.java:412)
>         at org.jgroups.protocols.pbcast.STABLE.up(STABLE.java:294)
>         at org.jgroups.protocols.UNICAST3.up(UNICAST3.java:474)
>         at org.jgroups.protocols.pbcast.NAKACK2.deliverBatch(NAKACK2.java:982)
>         at org.jgroups.protocols.pbcast.NAKACK2.removeAndPassUp(NAKACK2.java:912)
>         at org.jgroups.protocols.pbcast.NAKACK2.handleMessage(NAKACK2.java:846)
>         at org.jgroups.protocols.pbcast.NAKACK2.up(NAKACK2.java:618)
>         at org.jgroups.protocols.VERIFY_SUSPECT.up(VERIFY_SUSPECT.java:155)
>         at org.jgroups.protocols.FD.up(FD.java:260)
>         at org.jgroups.protocols.FD_SOCK.up(FD_SOCK.java:310)
>         at org.jgroups.protocols.MERGE3.up(MERGE3.java:285)
>         at org.jgroups.protocols.Discovery.up(Discovery.java:295)
>         at org.jgroups.protocols.TP.passMessageUp(TP.java:1577)
>         at org.jgroups.protocols.TP$MyHandler.run(TP.java:1796)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>         at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.NullPointerException
>         at org.wildfly.clustering.server.group.ChannelNodeFactory.createNode(ChannelNodeFactory.java:55)
>         at org.wildfly.clustering.server.group.ChannelNodeFactory.createNode(ChannelNodeFactory.java:40)
>         at org.wildfly.clustering.server.dispatcher.ChannelCommandDispatcherFactory.getNodes(ChannelCommandDispatcherFactory.java:207)
>         at org.wildfly.clustering.server.dispatcher.ChannelCommandDispatcherFactory.getNodes(ChannelCommandDispatcherFactory.java:201)
>         at org.wildfly.clustering.server.dispatcher.ChannelCommandDispatcherFactory.viewAccepted(ChannelCommandDispatcherFactory.java:216)
>         at org.jgroups.blocks.MessageDispatcher.handleUpEvent(MessageDispatcher.java:605)
>         at org.jgroups.blocks.MessageDispatcher$ProtocolAdapter.up(MessageDispatcher.java:686)
>         ... 25 more
> I have already stumbled upon this issue in Wildfly 9: https://developer.jboss.org/thread/265607



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