zjffdu opened a new pull request #3706: [ZEPPELIN-4704]. NPE in SparkSqlInterpreter cause no meaningful error message URL: https://github.com/apache/zeppelin/pull/3706 ### What is this PR for? Trivial PR to fix the NPE in SparkSqlInterpreter. ### What type of PR is it? [Bug Fix] ### Todos * [ ] - Task ### What is the Jira issue? * https://issues.apache.org/jira/browse/ZEPPELIN-4704 ### How should this be tested? * CI pass ### Screenshots (if appropriate) ### Questions: * Does the licenses files need update? No * Is there breaking changes for older versions? No * Does this needs documentation? No
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