[jboss-jira] [JBoss JIRA] (DROOLS-4454) NullPointerException at org.drools.core.phreak.SegmentUtilities.createChildSegments with a removed rule in updateToVersion

[Martin Weiler (Jira)]

     [ https://issues.jboss.org/browse/DROOLS-4454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Martin Weiler moved RHDM-1067 to DROOLS-4454:
---------------------------------------------

              Project: Drools  (was: Red Hat Decision Manager)
                  Key: DROOLS-4454  (was: RHDM-1067)
             Workflow: GIT Pull Request workflow   (was: CDW with docs v1)
       Docs QE Status: NEW
          Component/s: core engine
                           (was: BRE)
    Affects Version/s: 7.25.0.Final
                           (was: 7.4.1.GA)
            QE Status: NEW


> NullPointerException at org.drools.core.phreak.SegmentUtilities.createChildSegments with a removed rule in updateToVersion
> --------------------------------------------------------------------------------------------------------------------------
>
>                 Key: DROOLS-4454
>                 URL: https://issues.jboss.org/browse/DROOLS-4454
>             Project: Drools
>          Issue Type: Bug
>          Components: core engine
>    Affects Versions: 7.25.0.Final
>            Reporter: Martin Weiler
>            Assignee: Mario Fusco
>            Priority: Major
>              Labels: support
>
> After an updateToVersion where a rule is removed from the KieBase,
> fireAllRules fails with the exception below.
> Note: This happens with versions 6.4.0.Final-redhat-6 and later
> (including latest master)
> The following commit seems to be causing the NPE:
> https://issues.jboss.org/browse/DROOLS-1147
> https://github.com/kiegroup/drools/commit/8897a8dcccce10a93803d7073ecf499f3d4656ec
> {noformat}
> java.lang.NullPointerException
> 	at org.drools.core.phreak.SegmentUtilities.createChildSegments(SegmentUtilities.java:305)
> 	at org.drools.core.reteoo.LeftInputAdapterNode.doInsertObject(LeftInputAdapterNode.java:185)
> 	at org.drools.core.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:169)
> 	at org.drools.core.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:63)
> 	at org.drools.core.reteoo.ObjectTypeNode.propagateAssert(ObjectTypeNode.java:304)
> 	at org.drools.core.phreak.PropagationEntry$Insert.execute(PropagationEntry.java:120)
> 	at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:82)
> 	at org.drools.core.phreak.SynchronizedPropagationList.flush(SynchronizedPropagationList.java:77)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.flushPropagations(StatefulKnowledgeSessionImpl.java:2044)
> 	at org.drools.core.common.DefaultAgenda.fireLoop(DefaultAgenda.java:1334)
> 	at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1288)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1333)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1324)
> 	at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1305)
> 	at CreateChildSegmentNpeTest.fireAllRules(CreateChildSegmentNpeTest.java:91)
> 	at CreateChildSegmentNpeTest.reproducer(CreateChildSegmentNpeTest.java:126)
> {noformat}



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