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https://issues.apache.org/jira/browse/ZOOKEEPER-226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12648725#action_12648725
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Mahadev konar commented on ZOOKEEPER-226:
-----------------------------------------
java.lang.NullPointerException
at org.apache.zookeeper.server.DataNode.copyStat(DataNode.java:99)
at org.apache.zookeeper.server.DataTree.statNode(DataTree.java:419)
at org.apache.zookeeper.server.FinalRequestProcessor.processRequest(Fina
lRequestProcessor.java:179)
at org.apache.zookeeper.server.SyncRequestProcessor.flush(SyncRequestPro
cessor.java:117)
at org.apache.zookeeper.server.SyncRequestProcessor.run(SyncRequestProce
ssor.java:77)
here is the exception stack trace.
> exists calls fails on server if node has null data
> --------------------------------------------------
>
> Key: ZOOKEEPER-226
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-226
> Project: Zookeeper
> Issue Type: Bug
> Components: server
> Affects Versions: 3.0.0
> Reporter: Patrick Hunt
> Assignee: Mahadev konar
> Priority: Blocker
> Fix For: 3.0.1, 3.1.0
>
>
> An NPE will be generated on the server (and resulting in client getting
> MarshallingException) if exists() is called on a node with null data.
> workaround is to create the node with non-null data.
> be sure to update the tests for this case
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