Re: Java Interpreter NullPointerException

[Jeff Zhang]

Please file a jira ticket, you can just build image by yourself if you want
to use preview1

Andrea Santurbano <sant...@gmail.com> 于2021年2月26日周五 下午5:40写道：

> Hi guys,
> we're using the latest Docker image and if we use write this simple
> paragraph:
>
> ```java
> %java
> import java.lang.System;
> public class Test {
>  public static void main (String[] args) {
>     System.out.println("Test");
>  }
> }
> ```
>
> We get the following error:
>
> ```
> java.lang.NullPointerException
> at
>
> org.apache.zeppelin.interpreter.InterpreterOutput.write(InterpreterOutput.java:321)
> at
>
> org.apache.zeppelin.interpreter.InterpreterResult.add(InterpreterResult.java:90)
> at
>
> org.apache.zeppelin.interpreter.InterpreterResult.<init>(InterpreterResult.java:75)
> at
> org.apache.zeppelin.java.JavaInterpreter.interpret(JavaInterpreter.java:69)
> at
>
> org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:110)
> at
>
> org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:852)
> at
>
> org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:744)
> 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:748)
> ```
>
> The is a new Docker image pushed 16 days ago that overwrite version 0.9.0
> so there is no way to rollback to preview1.
> Is there a quick way to fix this?
>


-- 
Best Regards

Jeff Zhang