Github user bzz commented on the issue: https://github.com/apache/zeppelin/pull/1261 Local build results are - it hangs for last 4 minutes with the error below ``` 20:56:59,101 INFO org.apache.zeppelin.notebook.Paragraph:282 - run paragraph 20160802-205659_1961452200 using null org.apache.zeppelin.interpreter.LazyOpenInterpreter@747b96ad 20:56:59,105 ERROR org.apache.zeppelin.scheduler.Job:189 - Job failed org.apache.zeppelin.interpreter.InterpreterException: java.lang.NullPointerException at org.apache.zeppelin.interpreter.dev.DevInterpreter.interpret(DevInterpreter.java:88) at org.apache.zeppelin.interpreter.ClassloaderInterpreter.interpret(ClassloaderInterpreter.java:58) at org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:94) at org.apache.zeppelin.notebook.Paragraph.jobRun(Paragraph.java:309) at org.apache.zeppelin.scheduler.Job.run(Job.java:176) at org.apache.zeppelin.scheduler.FIFOScheduler$1.run(FIFOScheduler.java:139) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) Caused by: java.lang.NullPointerException at org.apache.zeppelin.interpreter.dev.DevInterpreter.interpret(DevInterpreter.java:86) ... 12 more ```
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