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https://issues.apache.org/jira/browse/MAPREDUCE-2539?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13040518#comment-13040518
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Hadoop QA commented on MAPREDUCE-2539:
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-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12480700/MR-2539-trunk-v1.patch
against trunk revision 1128394.
+1 @author. The patch does not contain any @author tags.
+1 tests included. The patch appears to include 4 new or modified tests.
+1 javadoc. The javadoc tool did not generate any warning messages.
+1 javac. The applied patch does not increase the total number of javac
compiler warnings.
-1 findbugs. The patch appears to introduce 1 new Findbugs (version 1.3.9)
warnings.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
+1 core tests. The patch passed core unit tests.
+1 contrib tests. The patch passed contrib unit tests.
+1 system test framework. The patch passed system test framework compile.
Test results:
https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/316//testReport/
Findbugs warnings:
https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/316//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output:
https://builds.apache.org/hudson/job/PreCommit-MAPREDUCE-Build/316//console
This message is automatically generated.
> NPE when calling JobClient.getMapTaskReports for retired job
> ------------------------------------------------------------
>
> Key: MAPREDUCE-2539
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2539
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: client
> Affects Versions: 0.22.0
> Reporter: Robert Joseph Evans
> Assignee: Robert Joseph Evans
> Attachments: MR-2539-trunk-v1.patch, MR-2539-yarn-v1.patch
>
>
> When calling JobClient.getMapTaskReports for a retired job this results in a
> NPE. In the 0.20.* version an empty TaskReport array was returned instead.
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.mapred.JobClient.getMapTaskReports(JobClient.java:588)
> at
> org.apache.pig.tools.pigstats.JobStats.addMapReduceStatistics(JobStats.java:388)
> ......
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