Ravi Prakash created YARN-266:
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             Summary: RM and JHS Web UIs are blank because AppsBlock is not 
escaping string properly
                 Key: YARN-266
                 URL: https://issues.apache.org/jira/browse/YARN-266
             Project: Hadoop YARN
          Issue Type: Bug
          Components: resourcemanager
    Affects Versions: 0.23.5, 3.0.0, 2.0.2-alpha
            Reporter: Ravi Prakash
            Assignee: Ravi Prakash
            Priority: Critical
         Attachments: YARN-266.patch

e.g. Job names with a line feed "\n" are causing a line feed in the JSON array 
being written out (since we are only using StringEscapeUtils.escapeHtml() ) and 
the Javascript parser complains that string quotes are unclosed. This 

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