Github user RamVenkatesh commented on a diff in the pull request:
https://github.com/apache/incubator-zeppelin/pull/22#discussion_r27712863
--- Diff:
zeppelin-zengine/src/main/java/com/nflabs/zeppelin/notebook/Note.java ---
@@ -231,6 +232,9 @@ public void run(String paragraphId) {
p.setNoteReplLoader(replLoader);
p.setListener(jobListenerFactory.getParagraphJobListener(this));
Interpreter intp = replLoader.get(p.getRequiredReplName());
+ if (intp == null) {
--- End diff --
@Leemoonsoo thank you for the review.
I have made the following changes:
1. for NPEs getMessage() is null, hence no error is shown on the GUI. I
have fixed this in InterpreterUtils.getMostRelevantMessage
2. added a test for this specific case to throw an InterpreterException
instead of NPE
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