[ https://issues.apache.org/jira/browse/HBASE-23244?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sean Busbey reopened HBASE-23244: --------------------------------- This caused a findbugs failure. >From precommit report, same thing pinging nightly and all new precommits as a >branch problem: {code} FindBugs module:hbase-server Nullcheck of CanaryTool$RegionTask.region at line 495 of value previously dereferenced in org.apache.hadoop.hbase.tool.CanaryTool$RegionTask.read() At CanaryTool.java:495 of value previously dereferenced in org.apache.hadoop.hbase.tool.CanaryTool$RegionTask.read() At CanaryTool.java:[line 438] {code} > NPEs running Canary > ------------------- > > Key: HBASE-23244 > URL: https://issues.apache.org/jira/browse/HBASE-23244 > Project: HBase > Issue Type: Bug > Components: canary > Affects Versions: 2.2.2 > Reporter: Michael Stack > Assignee: Michael Stack > Priority: Major > Fix For: 3.0.0, 2.3.0, 2.1.8, 2.2.3 > > > There's a few. Here is one: > {code} > 19/11/01 23:54:16 ERROR tool.Canary: Run regionMonitor failed > java.lang.NullPointerException > at org.apache.hadoop.hbase.tool.CanaryTool.sniff(CanaryTool.java:1582) > at org.apache.hadoop.hbase.tool.CanaryTool.sniff(CanaryTool.java:1562) > at > org.apache.hadoop.hbase.tool.CanaryTool.access$100(CanaryTool.java:124) > at > org.apache.hadoop.hbase.tool.CanaryTool$RegionMonitor.run(CanaryTool.java:1366) > at java.base/java.lang.Thread.run(Thread.java:834) > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)