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https://issues.apache.org/jira/browse/TINKERPOP-1120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15270748#comment-15270748
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ASF GitHub Bot commented on TINKERPOP-1120:
-------------------------------------------
Github user okram commented on the pull request:
https://github.com/apache/incubator-tinkerpop/pull/301#issuecomment-216886769
That is a wierd `NullPointerException` in that the `graphProvider` of the
test is null.
```
graphProvider = GraphManager.getGraphProvider(); // THIS BECOMES
NULL ?
graphProvider.getTestListener().ifPresent(l ->
l.onTestStart(this.getClass(), name.getMethodName()));
```
What is different about your other machine?
> If there is no view nor messages, don't create empty views/messages in
> SparkExecutor
> ------------------------------------------------------------------------------------
>
> Key: TINKERPOP-1120
> URL: https://issues.apache.org/jira/browse/TINKERPOP-1120
> Project: TinkerPop
> Issue Type: Improvement
> Components: process
> Affects Versions: 3.1.1-incubating
> Reporter: Marko A. Rodriguez
> Assignee: Marko A. Rodriguez
> Fix For: 3.2.1
>
>
> Doing a simple identity mapping and noticing that I'm creating empty view and
> message data! pointless. If there is no view or message for the current
> vertex, don't emit an empty view/message.
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