Mike Drob created HBASE-18296:
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Summary: NPE in ProcedureExecutor.removeChore
Key: HBASE-18296
URL: https://issues.apache.org/jira/browse/HBASE-18296
Project: HBase
Issue Type: Bug
Components: proc-v2
Affects Versions: 2.0.0-alpha-1
Reporter: Mike Drob
Saw this in logs while debugging other failing tests:
{noformat}
2017-06-29 13:54:15,995 ERROR [M:0;172.18.16.40:55484]
server.NIOServerCnxnFactory$1(44): Thread
Thread[M:0;172.18.16.40:55484,5,FailOnTimeoutGroup] died
java.lang.NullPointerException
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.removeChore(ProcedureExecutor.java:656)
at
org.apache.hadoop.hbase.master.assignment.AssignmentManager.stop(AssignmentManager.java:233)
at
org.apache.hadoop.hbase.master.HMaster.stopServiceThreads(HMaster.java:1154)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:1189)
at java.lang.Thread.run(Thread.java:748)
{noformat}
I think it was related to an initialization failure, but we should code more
defensively anyway
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