Github user mwkang commented on the issue:
https://github.com/apache/zeppelin/pull/1290
I am not sure. But I think it is persist error.
```
Failed tests:
ParallelSchedulerTest.testRun:63 expected:<FINISHED> but was:<RUNNING>
```
Anyway.. @Leemoonsoo I change code that it does not use `paragraph.config`.
Can you review this PR? Is it okay?
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