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RSP: Data Studio Python Interpreter Returning NullPointerException (Doc ID 2877367.1)

Last updated on JUNE 22, 2022

Applies to:

Oracle Retail Science Platform Cloud Service - Version 21.0 and later
Information in this document applies to any platform.

Goal

All python paragraphs are failing with java error (example below). 

CODE:
%python
print('will it work')


ERROR:
%python
print('will it work')
org.apache.zeppelin.interpreter.InterpreterException: java.lang.NullPointerException
at org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:76)
at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:833)
at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:741)
at org.apache.zeppelin.scheduler.Job.run(Job.java:172)
at org.apache.zeppelin.scheduler.AbstractScheduler.runJob(AbstractScheduler.java:132)
at org.apache.zeppelin.scheduler.FIFOScheduler.lambda$runJobInScheduler$0(FIFOScheduler.java:42)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.lang.NullPointerException
at org.apache.zeppelin.python.PythonInterpreter.open(PythonInterpreter.java:87)
at oracle.datastudio.python.DsPythonInterpreter.open(DsPythonInterpreter.java:48)
at org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:70)
... 8 more
 

Solution

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