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https://issues.apache.org/jira/browse/HADOOP-3804?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE resolved HADOOP-3804.
--------------------------------------------
Resolution: Duplicate
Raghu, you are right. It is the same. Marking this as duplicated.
> NPE in FSNamesystem.addStoredBlock(...)
> ---------------------------------------
>
> Key: HADOOP-3804
> URL: https://issues.apache.org/jira/browse/HADOOP-3804
> Project: Hadoop Core
> Issue Type: Bug
> Components: dfs
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Konstantin Shvachko
> Priority: Blocker
> Fix For: 0.18.0
>
>
> {noformat}
> 2008-07-21 22:30:43,489 INFO org.apache.hadoop.ipc.Server: IPC Server handler
> 9 on 59403,
> call blockReceived(DatanodeRegistration(DN_HOST:58052, storageID=DS-YYYYYY,
> infoPort=55243, ipcPort=50020), [Lorg.apache.hadoop.hdfs.protocol.Block;@11e
> 725, [Ljava.lang.String;@15e4ae5) from DN_HOST:49527: error:
> java.io.IOException: java.lang.NullPointerException
> java.io.IOException: java.lang.NullPointerException
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.addStoredBlock(FSNamesystem.java:2800)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.blockReceived(FSNamesystem.java:3138)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.blockReceived(NameNode.java:637)
> at sun.reflect.GeneratedMethodAccessor7.invoke(Unknown Source)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:452)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:888)
> {noformat}
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