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From "ramkrishna.s.vasudevan (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-12966) NPE in HMaster while recovering tables in Enabling state
Date Wed, 04 Feb 2015 08:22:35 GMT
ramkrishna.s.vasudevan created HBASE-12966:
----------------------------------------------

             Summary: NPE in HMaster while recovering tables in Enabling state
                 Key: HBASE-12966
                 URL: https://issues.apache.org/jira/browse/HBASE-12966
             Project: HBase
          Issue Type: Bug
          Components: master
            Reporter: ramkrishna.s.vasudevan
             Fix For: 2.0.0


{code}
java.lang.NullPointerException
        at org.apache.hadoop.hbase.master.handler.EnableTableHandler.handleEnableTable(EnableTableHandler.java:210)
        at org.apache.hadoop.hbase.master.handler.EnableTableHandler.process(EnableTableHandler.java:142)
        at org.apache.hadoop.hbase.master.AssignmentManager.recoverTableInEnablingState(AssignmentManager.java:1695)
        at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:416)
        at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:720)
        at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:170)
        at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1459)
        at java.lang.Thread.run(Thread.java:745)
2015-02-04 16:11:45,932 FATAL [stobdtserver3:16040.activeMasterManager] master.HMaster: Master
server abort: loaded coprocessors are: [org.apache.hadoop.hbor.MultiRowMutationEndpoint]
2015-02-04 16:11:45,933 FATAL [stobdtserver3:16040.activeMasterManager] master.HMaster: Unhandled
exception. Starting shutdown.
java.lang.NullPointerException
        at org.apache.hadoop.hbase.master.handler.EnableTableHandler.handleEnableTable(EnableTableHandler.java:210)
        at org.apache.hadoop.hbase.master.handler.EnableTableHandler.process(EnableTableHandler.java:142)
        at org.apache.hadoop.hbase.master.AssignmentManager.recoverTableInEnablingState(AssignmentManager.java:1695)
        at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:416)
        at org.apache.hadoop.hbase.master.HMaster.finishActiveMasterInitialization(HMaster.java:720)
        at org.apache.hadoop.hbase.master.HMaster.access$500(HMaster.java:170)
        at org.apache.hadoop.hbase.master.HMaster$1.run(HMaster.java:1459)
        at java.lang.Thread.run(Thread.java:745)

{code}

A table was trying to recover from ENABLING state and the master got the above exception.
Note that the set up was 2 master with 1 RS (total 3 machines).



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