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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