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Posted to dev@lens.apache.org by "Hadoop QA (JIRA)" <ji...@apache.org> on 2017/09/09 07:36:02 UTC

[jira] [Commented] (LENS-1474) Null pointer exception in expression resolver for Segmentation candidate

    [ https://issues.apache.org/jira/browse/LENS-1474?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16159816#comment-16159816 ] 

Hadoop QA commented on LENS-1474:
---------------------------------

Applied patch: [LENS-1474.patch|https://issues.apache.org/jira/secure/attachment/12886233/LENS-1474.patch] and ran command: mvn clean install -fae. Result: Success. Build Job: https://builds.apache.org/job/PreCommit-Lens-Build/1436/

> Null pointer exception in expression resolver for Segmentation candidate
> ------------------------------------------------------------------------
>
>                 Key: LENS-1474
>                 URL: https://issues.apache.org/jira/browse/LENS-1474
>             Project: Apache Lens
>          Issue Type: Bug
>          Components: cube
>            Reporter: Rajitha R
>            Assignee: Rajitha R
>         Attachments: LENS-1474.patch
>
>
> This happens when there are two expressions . Say expr1 answered from fact and expr2 answered from Segmentation. 
> Segmentation specific inner rewrite is passed expr1 as 0.0 and later in the flow expr1 is looked up which throws up NullPointerException.



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