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https://issues.apache.org/jira/browse/HBASE-25311?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bo Cui updated HBASE-25311:
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Status: Patch Available (was: Open)
> ui throws NPE
> -------------
>
> Key: HBASE-25311
> URL: https://issues.apache.org/jira/browse/HBASE-25311
> Project: HBase
> Issue Type: Bug
> Affects Versions: 2.2.3, 3.0.0-alpha-1
> Reporter: Bo Cui
> Assignee: Bo Cui
> Priority: Major
>
> https://github.com/apache/hbase/blob/eca904e0fb438461a8da3f37cea3eaf496988be9/hbase-server/src/main/java/org/apache/hadoop/hbase/master/HMaster.java#L3624
> if rs has invalid znode, and restart master, ui will throw NPE.
> i encountered this problem during the upgrade.
> workaround: restart HBase.
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