[jboss-jira] [JBoss JIRA] (JGRP-1443) Null pointer exception testing proposed fix for JGRP-1426

[David Hotham (JIRA)]

David Hotham created JGRP-1443:
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             Summary: Null pointer exception testing proposed fix for JGRP-1426
                 Key: JGRP-1443
                 URL: https://issues.jboss.org/browse/JGRP-1443
             Project: JGroups
          Issue Type: Bug
    Affects Versions: 3.0.8
            Reporter: David Hotham
            Assignee: Bela Ban


Per email exchange: testing a proposed fix for JGRP-1426, I hit the following exception:

SEVERE: failed sending message to 10.239.0.5 (185 bytes):
java.lang.NullPointerException, cause: null
java.lang.NullPointerException
        at org.jgroups.protocols.pbcast.JoinRsp.writeTo(JoinRsp.java:90)
        at org.jgroups.util.Util.writeStreamable(Util.java:934)
        at org.jgroups.protocols.pbcast.GMS$GmsHeader.writeTo(GMS.java:1155)
        at org.jgroups.Message.writeHeader(Message.java:891)
        at org.jgroups.Message.writeTo(Message.java:698)
        at org.jgroups.protocols.TP.writeMessage(TP.java:1367)
        at org.jgroups.protocols.TP.send(TP.java:1279)
        at org.jgroups.protocols.TP.down(TP.java:1138)
        at org.jgroups.protocols.Discovery.down(Discovery.java:573)
        at org.jgroups.protocols.TCPPING.down(TCPPING.java:108)
        at org.jgroups.protocols.MERGE3.down(MERGE3.java:242)
        at org.jgroups.protocols.FD.down(FD.java:308)
        at org.jgroups.protocols.VERIFY_SUSPECT.down(VERIFY_SUSPECT.java:80)
        at org.jgroups.protocols.pbcast.NAKACK2.down(NAKACK2.java:493)
        at org.jgroups.protocols.UNICAST2.down(UNICAST2.java:502)
        at org.jgroups.protocols.pbcast.STABLE.down(STABLE.java:328)
        at org.jgroups.protocols.pbcast.GMS.sendJoinResponse(GMS.java:543)
        at org.jgroups.protocols.pbcast.CoordGmsImpl.handleMembershipChange(CoordGmsImpl.java:156)
        at org.jgroups.protocols.pbcast.GMS$ViewHandler.process(GMS.java:1390)
        at org.jgroups.protocols.pbcast.GMS$ViewHandler.run(GMS.java:1344)
        at java.lang.Thread.run(Thread.java:662)

You said: 

{quote}
ah, ok, this is a change I made recently, to reduce the size of digests.

Can you open a JIRA so we can track this ?

I'll fix it this week.
{quote}

... so here we are.

Thanks!

David

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