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https://issues.apache.org/jira/browse/HBASE-16830?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15573878#comment-15573878
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Ted Yu commented on HBASE-16830:
--------------------------------
This is in line with what master branch does.
> RSRpcServices#openRegion() should handle the case where table descriptor is
> null
> --------------------------------------------------------------------------------
>
> Key: HBASE-16830
> URL: https://issues.apache.org/jira/browse/HBASE-16830
> Project: HBase
> Issue Type: Bug
> Affects Versions: 1.3.0
> Reporter: Ted Yu
> Assignee: Ted Yu
> Fix For: 1.3.0, 1.4.0
>
> Attachments: 16830.branch-1.3.txt, 16830.branch-1.3.txt,
> testClusterId-output.txt
>
>
> Over in HBASE-16349, [~mantonov] pointed me to the failed TestClusterId in
> Jenkins 1.3 build.
> I ran the test locally with Java 8 and consistently stumbled over timeout in
> starting the mini cluster:
> {code}
> 2016-10-13 15:41:05,276 INFO
> [RpcServer.FifoWFPBQ.priority.handler=5,queue=1,port=59233]
> regionserver.RSRpcServices(1620): Open hbase:namespace,,1476398463993.
> 7ab1d0b3b7be8b9a7ce9af61c29d5342.
> 2016-10-13 15:41:05,277 ERROR
> [RpcServer.FifoWFPBQ.priority.handler=5,queue=1,port=59233]
> ipc.RpcServer(2320): Unexpected throwable object
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.regionserver.RSRpcServices.openRegion(RSRpcServices.java:1679)
> at
> org.apache.hadoop.hbase.protobuf.generated.AdminProtos$AdminService$2.callBlockingMethod(AdminProtos.java:22737)
> at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2270)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:123)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:188)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:168)
> {code}
> It turned out that htd for hbase:namespace table was null.
> Once the NPE is fixed, the test passes.
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