Github user jongyoul commented on the issue:
https://github.com/apache/zeppelin/pull/1911
It actually wrap and conserve classloader for interpreter. I think you just
change this line
https://github.com/apache/zeppelin/blob/master/zeppelin-interpreter/src/main/java/org/apache/zeppelin/interpreter/remote/RemoteInterpreterServer.java#L192
to use `ClassLoaderInterpreter`. Can you try it?
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