[JCR-931] cluster synchronization NPE

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.3
• Fix Version/s: 1.3.1
• Component/s: jackrabbit-core
• Assignee: Unassigned
• Reporter: Xiaohua Lu
• Created: 18/May/07 15:26
• Updated: 06/Aug/07 06:45
• Resolved: 22/May/07 08:49

Description

we have a 4 machines setup and encountered the following NPE in one of the nodes. After restarting tomcat, the problem seems to go away. But it would be nice to find out why.

java.lang.NullPointerException
at org.apache.jackrabbit.core.query.lucene.NodeIndexer.createDoc(NodeInd
exer.java:146)
at org.apache.jackrabbit.core.query.lucene.SearchIndex.createDocument(Se
archIndex.java:566)
at org.apache.jackrabbit.core.query.lucene.SearchIndex$2.next(SearchInde
x.java:368)
at org.apache.jackrabbit.core.query.lucene.MultiIndex.update(MultiIndex.
java:354)
at org.apache.jackrabbit.core.query.lucene.SearchIndex.updateNodes(Searc
hIndex.java:356)
at org.apache.jackrabbit.core.SearchManager.onEvent(SearchManager.java:4
23)
at org.apache.jackrabbit.core.observation.EventConsumer.consumeEvents(Ev
entConsumer.java:231)
at org.apache.jackrabbit.core.observation.ObservationDispatcher.dispatch
Events(ObservationDispatcher.java:201)
at org.apache.jackrabbit.core.observation.EventStateCollection.dispatch(
EventStateCollection.java:424)
at org.apache.jackrabbit.core.state.SharedItemStateManager.externalUpdat
e(SharedItemStateManager.java:882)
at org.apache.jackrabbit.core.RepositoryImpl$WorkspaceInfo.externalUpdat
e(RepositoryImpl.java:1957)
at org.apache.jackrabbit.core.cluster.ClusterNode.end(ClusterNode.java:8
34)
at org.apache.jackrabbit.core.cluster.ClusterNode.consume(ClusterNode.ja
va:929)
at org.apache.jackrabbit.core.journal.AbstractJournal.doSync(AbstractJou
rnal.java:191)
at org.apache.jackrabbit.core.journal.AbstractJournal.sync(AbstractJourn
al.java:166)
at org.apache.jackrabbit.core.cluster.ClusterNode.sync(ClusterNode.java:
283)
at org.apache.jackrabbit.core.cluster.ClusterNode.start(ClusterNode.java
:229)
at org.apache.jackrabbit.core.RepositoryImpl.<init>(RepositoryImpl.java:
308)
at org.apache.jackrabbit.core.RepositoryImpl.create(RepositoryImpl.java:
584)
at org.apache.jackrabbit.core.jndi.BindableRepository.createRepository(B
indableRepository.java:174)