[BEAM-2400] Null pointer exception when creating a template

• Type: Bug
• Status: Open
• Priority: P3
• Resolution: Unresolved
• Component/s: runner-dataflow
• Assignee: Unassigned
• Reporter: Melissa Pashniak
• Created: 01/Jun/17 18:23
• Updated: 03/Jun/22 17:29

Description

The template is successfully created, but is then followed by a null pointer exception.

Command:
mvn compile exec:java Dexec.mainClass=com.example.WordCount -Dexec.args="-runner=DataflowRunner \
--project=my-project \
--stagingLocation=gs://my-bucket/staging \
--output=gs://my-bucket/output/outputfile \
--templateLocation=gs://my-bucket/templates/mytemplate"

INFO: Template successfully created.
[WARNING]
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:293)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
at org.apache.beam.runners.dataflow.DataflowPipelineJob.getJobWithRetries(DataflowPipelineJob.java:489)
at org.apache.beam.runners.dataflow.DataflowPipelineJob.getStateWithRetries(DataflowPipelineJob.java:465)
at org.apache.beam.runners.dataflow.DataflowPipelineJob.waitUntilFinish(DataflowPipelineJob.java:304)
at org.apache.beam.runners.dataflow.DataflowPipelineJob.waitUntilFinish(DataflowPipelineJob.java:240)
at org.apache.beam.runners.dataflow.DataflowPipelineJob.waitUntilFinish(DataflowPipelineJob.java:193)
at org.apache.beam.runners.dataflow.DataflowPipelineJob.waitUntilFinish(DataflowPipelineJob.java:186)
at com.example.WordCount.main(WordCount.java:184)
... 6 more

Issue Links

• links to: GitHub Pull Request #7199