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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (NIFI-4370) View Details of NiFi Data Provenance throws NPE when cluster mode
Date Sat, 09 Sep 2017 12:58:00 GMT

    [ https://issues.apache.org/jira/browse/NIFI-4370?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16159930#comment-16159930
] 

ASF GitHub Bot commented on NIFI-4370:
--------------------------------------

GitHub user combineads opened a pull request:

    https://github.com/apache/nifi/pull/2137

    NIFI-4370 View Details of NiFi Data Provenance throws NPE when cluster

    mode
    
    Thank you for submitting a contribution to Apache NiFi.
    
    In order to streamline the review of the contribution we ask you
    to ensure the following steps have been taken:
    
    ### For all changes:
    - [x] Is there a JIRA ticket associated with this PR? Is it referenced 
         in the commit message?
    
    - [x] Does your PR title start with NIFI-XXXX where XXXX is the JIRA number you are trying
to resolve? Pay particular attention to the hyphen "-" character.
    
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    - [x] Is your initial contribution a single, squashed commit?
    
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that is compatible for inclusion under [ASF 2.0](http://www.apache.org/legal/resolved.html#category-a)?

    - [ ] If applicable, have you updated the LICENSE file, including the main LICENSE file
under nifi-assembly?
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You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/combineads/nifi NIFI-4370

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/nifi/pull/2137.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #2137
    
----
commit b4b59b2de09eddfe045a9f758a7fe95ba3eac4e2
Author: combine <combine@combine-xps-15-9560>
Date:   2017-09-09T12:51:21Z

    NIFI-4370 View Details of NiFi Data Provenance throws NPE when cluster
    mode

----


> View Details of NiFi Data Provenance throws NPE when cluster mode
> -----------------------------------------------------------------
>
>                 Key: NIFI-4370
>                 URL: https://issues.apache.org/jira/browse/NIFI-4370
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>    Affects Versions: 1.4.0
>            Reporter: Byunghwa Yun
>             Fix For: 1.4.0
>
>
> When I got the Provenance Event, NiFi throws NPE.
> {code:java}
> 2017-09-09 18:02:18,863 ERROR [NiFi Web Server-208] o.a.nifi.web.api.config.ThrowableMapper
An unexpected error has occurred: java.lang.NullPointerException. Returning Internal Server
Error response.
> java.lang.NullPointerException: null
>         at org.apache.nifi.web.api.ProvenanceEventResource.getProvenanceEvent(ProvenanceEventResource.java:297)
> {code}
> I think the cause that below method removed at NIFI-4224.
> {code:java}
> protected Response replicate(final String method, final String nodeUuid)
> {code}
> Thanks.



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