liangyu-1 opened a new pull request, #5838:
URL: https://github.com/apache/hadoop/pull/5838
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### Description of PR
fix the bug is issue
[MAPREDUCE-7442](https://issues.apache.org/jira/browse/MAPREDUCE-7442)
this PR fix the bug that exception message is not intusive when accessing
the job configuration web UI.
### How was this patch tested?
I rebuild the project, and restart our own Hadoop cluster, then we can the
exception message on the webpage of the job configuration, and here is the
picture:
### For code changes:
I changed the file
hadoop/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/ConfBlock.java,
line116.
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- [ ] Object storage: have the integration tests been executed and the
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