Github user fantazic commented on the pull request:
https://github.com/apache/incubator-zeppelin/pull/158#issuecomment-121831123
As I don'k know details inside Zeppelin, I think different hadoop.version
can cause some side effects. When I used spark 1.3.1 option with Spark 1.4.0,
an exception occered while reflecting a constructor. So I think it's better to
provide proper versions.
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