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https://issues.apache.org/jira/browse/HBASE-3023?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-3023:
-------------------------
Attachment: 3023.txt
Patch that allows that the return from metaRowToRegionPair may contain a null
address (updated javadoc to match).
> NPE processing server crash in MetaReader. getServerUserRegions
> ---------------------------------------------------------------
>
> Key: HBASE-3023
> URL: https://issues.apache.org/jira/browse/HBASE-3023
> Project: HBase
> Issue Type: Bug
> Reporter: stack
> Fix For: 0.90.0
>
> Attachments: 3023.txt
>
>
> {code}
> 2010-09-21 18:28:30,856 ERROR
> org.apache.hadoop.hbase.executor.EventHandler: Caught throwable while
> processing event M_SERVER_SHUTDOWN
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.catalog.MetaReader.getServerUserRegions(MetaReader.java:413)
> at
> org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:106)
> at
> org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:150)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> at java.lang.Thread.run(Thread.java:619)
> {code}
> Problem is that there was no server set in .META. yet for a particular row
> but we went ahead tried to use the server as though it non-null.
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