[HBASE-12167] NPE in AssignmentManager

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.99.1
• Hadoop Flags: Reviewed
• Assignee: Jimmy Xiang
• Reporter: Jimmy Xiang
• Created: 03/Oct/14 16:28
• Updated: 06/Apr/18 17:55
• Resolved: 03/Oct/14 22:13

Description

If we can't find a region plan, we should check.

2014-10-02 18:36:27,719 ERROR [MASTER_SERVER_OPERATIONS-a2424:20020-0] executor.EventHandler: Caught throwable while processing event M_SERVER_SHUTDOWN
java.lang.NullPointerException
        at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1417)
        at org.apache.hadoop.hbase.master.AssignmentManager.assign(AssignmentManager.java:1409)
        at org.apache.hadoop.hbase.master.handler.ServerShutdownHandler.process(ServerShutdownHandler.java:271)
        at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:128)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:724)