message generated when the client exception has a null message is not useful
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Key: HADOOP-4262
URL: https://issues.apache.org/jira/browse/HADOOP-4262
Project: Hadoop Core
Issue Type: Bug
Components: ipc
Affects Versions: 0.19.0, 0.20.0
Reporter: Steve Loughran
Priority: Minor
This was created by HADOOP-3844; if the exception doesn't have a meaningful
message, the output isn't that informative :
java.io.IOException: Call to localhost/127.0.0.1:8012 failed on local
exception: null
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