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Date: Wed, 3 Mar 2010 17:00:27 +0000 (UTC)
From: "Andrey Adamovich (JIRA)" <jira@apache.org>
To: dev@jackrabbit.apache.org
Subject: [jira] Commented: (JCR-2160) NPE in XAItemStateManager
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    [ https://issues.apache.org/jira/browse/JCR-2160?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12840729#action_12840729 ] 

Andrey Adamovich commented on JCR-2160:
---------------------------------------

We encountered the same error. Did you find any workaround?

> NPE in XAItemStateManager
> -------------------------
>
>                 Key: JCR-2160
>                 URL: https://issues.apache.org/jira/browse/JCR-2160
>             Project: Jackrabbit Content Repository
>          Issue Type: Bug
>          Components: jackrabbit-core
>    Affects Versions: 1.5.6
>         Environment: OS: Linux
> JVM: 1.5.0
> Tomcat: 5.5
> Spring extensions: 0.9
> Spring framework: 2.5
> Jackrabbit: 1.5.6
>            Reporter: Jan Schraepen
>
> We're having a NPE during an stress test when using multiple concurrent threads. In this test we're trying to add multiple versionable items in the repository. This exception causes a tomcat unavailability. Only killing the tomcat process helps in this case.
> java.lang.NullPointerException
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.stateModified(XAItemStateManager.java:580)
> 	at org.apache.jackrabbit.core.state.StateChangeDispatcher.notifyStateModified(StateChangeDispatcher.java:111)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.stateModified(SharedItemStateManager.java:400)
> 	at org.apache.jackrabbit.core.state.StateChangeDispatcher.notifyStateModified(StateChangeDispatcher.java:111)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager.stateModified(SharedItemStateManager.java:400)
> 	at org.apache.jackrabbit.core.state.ItemState.notifyStateUpdated(ItemState.java:244)
> 	at org.apache.jackrabbit.core.state.ChangeLog.persisted(ChangeLog.java:285)
> 	at org.apache.jackrabbit.core.state.SharedItemStateManager$Update.end(SharedItemStateManager.java:735)
> 	at org.apache.jackrabbit.core.state.XAItemStateManager.commit(XAItemStateManager.java:174)
> 	at org.apache.jackrabbit.core.version.XAVersionManager.commit(XAVersionManager.java:497)
> 	at org.apache.jackrabbit.core.TransactionContext.commit(TransactionContext.java:206)
> 	at org.apache.jackrabbit.core.XASessionImpl.commit(XASessionImpl.java:339)
> 	at org.springframework.extensions.jcr.jackrabbit.support.JackRabbitUserTransaction.commit(JackRabbitUserTransaction.java:95)
> 	at org.springframework.extensions.jcr.jackrabbit.LocalTransactionManager.doCommit(LocalTransactionManager.java:189)
> 	... 39 more
> We could appreciate it, if someone could have a look at this..
> Thanks in advance! 

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