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https://issues.apache.org/jira/browse/OAK-3374?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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angela updated OAK-3374:
------------------------
    Component/s:     (was: security)

> Concurrent Updates of Group's Membership Results in Conflict
> ------------------------------------------------------------
>
>                 Key: OAK-3374
>                 URL: https://issues.apache.org/jira/browse/OAK-3374
>             Project: Jackrabbit Oak
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.3.5
>            Reporter: Dominique Jäggi
>            Assignee: Dominique Jäggi
>         Attachments: 
> OAK-3374_-_Concurrent_Updates_of_Group_s_Membership_Results_in_Conflict.patch
>
>
> when concurrently updating the _rep:members_ property of a group principal, a 
> merge conflict occurs:
> {noformat}
> Caused by: org.apache.jackrabbit.oak.api.CommitFailedException: OakState0001: 
> Unresolved conflicts in /home/groups/a/administrators
>       at 
> org.apache.jackrabbit.oak.plugins.commit.ConflictValidator.failOnMergeConflict(ConflictValidator.java:84)
>       at 
> org.apache.jackrabbit.oak.plugins.commit.ConflictValidator.propertyChanged(ConflictValidator.java:60)
>       at 
> org.apache.jackrabbit.oak.spi.commit.CompositeEditor.propertyChanged(CompositeEditor.java:91)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.propertyChanged(EditorDiff.java:93)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareProperties(SegmentNodeState.java:596)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareAgainstBaseState(SegmentNodeState.java:456)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.childNodeChanged(EditorDiff.java:148)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.MapRecord.compare(MapRecord.java:418)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareAgainstBaseState(SegmentNodeState.java:583)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.childNodeChanged(EditorDiff.java:148)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.MapRecord.compare(MapRecord.java:418)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareAgainstBaseState(SegmentNodeState.java:583)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.childNodeChanged(EditorDiff.java:148)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.MapRecord.compare(MapRecord.java:418)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareAgainstBaseState(SegmentNodeState.java:583)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.childNodeChanged(EditorDiff.java:148)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.MapRecord.compare(MapRecord.java:487)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeState.compareAgainstBaseState(SegmentNodeState.java:583)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorDiff.process(EditorDiff.java:52)
>       at 
> org.apache.jackrabbit.oak.spi.commit.EditorHook.processCommit(EditorHook.java:54)
>       at 
> org.apache.jackrabbit.oak.spi.commit.CompositeHook.processCommit(CompositeHook.java:61)
>       at 
> org.apache.jackrabbit.oak.spi.commit.CompositeHook.processCommit(CompositeHook.java:61)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore$Commit.prepare(SegmentNodeStore.java:405)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore$Commit.optimisticMerge(SegmentNodeStore.java:428)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore$Commit.execute(SegmentNodeStore.java:484)
>       at 
> org.apache.jackrabbit.oak.plugins.segment.SegmentNodeStore.merge(SegmentNodeStore.java:162)
>       at 
> org.apache.jackrabbit.oak.spi.state.ProxyNodeStore.merge(ProxyNodeStore.java:43)
>       at 
> org.apache.jackrabbit.oak.core.MutableRoot.commit(MutableRoot.java:247)
>       at 
> org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.commit(SessionDelegate.java:313)
>       at 
> org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate.save(SessionDelegate.java:459)
>       ... 77 common frames omitted
> {noformat}



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