Uploaded image for project: 'Zeppelin'
  1. Zeppelin
  2. ZEPPELIN-2475

Zeppelin gives Null Pointer Exception

    XMLWordPrintableJSON

Details

    • Bug
    • Status: Open
    • Major
    • Resolution: Unresolved
    • 0.7.0
    • None
    • pySpark
    • None
    • Amazon Centos AMI, Ec2 instance

    Description

      We have a self built package that works for us in shell programs but when I try importing into zeppelin I am unable to continue working on zeppelin and can even do print in pyspark context.

      We get the following errror.
      java.lang.NullPointerException
      at org.apache.zeppelin.spark.Utils.invokeMethod(Utils.java:38)
      at org.apache.zeppelin.spark.Utils.invokeMethod(Utils.java:33)
      at org.apache.zeppelin.spark.SparkInterpreter.createSparkContext_2(SparkInterpreter.java:380)
      at org.apache.zeppelin.spark.SparkInterpreter.createSparkContext(SparkInterpreter.java:369)
      at org.apache.zeppelin.spark.SparkInterpreter.getSparkContext(SparkInterpreter.java:144)
      at org.apache.zeppelin.spark.SparkInterpreter.open(SparkInterpreter.java:817)
      at org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
      at org.apache.zeppelin.spark.PySparkInterpreter.getSparkInterpreter(PySparkInterpreter.java:546)
      at org.apache.zeppelin.spark.PySparkInterpreter.createGatewayServerAndStartScript(PySparkInterpreter.java:206)
      at org.apache.zeppelin.spark.PySparkInterpreter.open(PySparkInterpreter.java:160)
      at org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
      at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:482)
      at org.apache.zeppelin.scheduler.Job.run(Job.java:175)
      at org.apache.zeppelin.scheduler.FIFOScheduler$1.run(FIFOScheduler.java:139)
      at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:473)
      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:745)

      Attachments

        1. ZEPPELIN-2475.patch
          1 kB
          Magyari Sandor Szilard

        Issue Links

          Activity

            People

              Unassigned Unassigned
              haad@cerebri.com Haad Khan
              Votes:
              3 Vote for this issue
              Watchers:
              23 Start watching this issue

              Dates

                Created:
                Updated: