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Posted to issues@nifi.apache.org by "Yury Kosharovskiy (Jira)" <ji...@apache.org> on 2023/03/23 11:28:00 UTC

[jira] [Updated] (NIFI-11326) NullPointerException in DetectDuplicate

     [ https://issues.apache.org/jira/browse/NIFI-11326?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yury Kosharovskiy updated NIFI-11326:
-------------------------------------
    Description: 
DetectDuplicate execution causes indeterministic random NullPointerException in org.apache.nifi.distributed.cache.client.CacheClientRequestHandler:
{code:java}
final CacheClientHandshakeHandler handshakeHandler = channel.pipeline().get(CacheClientHandshakeHandler.class);
// handshakeHandler is null
handshakeHandler.waitHandshakeComplete(); {code}
 

Config of associated DistributedMapCacheClientService:

!image-2023-03-23-13-20-30-346.png!

Probably related tickets:
 * https://issues.apache.org/jira/browse/NIFI-9878
 * [https://stackoverflow.com/questions/75769450/apache-nifi-channel-unregistered-before-processing-completed]

  was:
DetectDuplicate execution causes indeterministic random NullPointerException in org.apache.nifi.distributed.cache.client.CacheClientRequestHandler:

 
{code:java}
final CacheClientHandshakeHandler handshakeHandler = channel.pipeline().get(CacheClientHandshakeHandler.class);
// handshakeHandler is null
handshakeHandler.waitHandshakeComplete(); {code}
 

Config of associated DistributedMapCacheClientService:

!image-2023-03-23-13-20-30-346.png!

Probably related tickets:
 * https://issues.apache.org/jira/browse/NIFI-9878
 * https://stackoverflow.com/questions/75769450/apache-nifi-channel-unregistered-before-processing-completed


> NullPointerException in DetectDuplicate
> ---------------------------------------
>
>                 Key: NIFI-11326
>                 URL: https://issues.apache.org/jira/browse/NIFI-11326
>             Project: Apache NiFi
>          Issue Type: Bug
>          Components: Core Framework
>    Affects Versions: 1.19.1
>            Reporter: Yury Kosharovskiy
>            Priority: Major
>         Attachments: image-2023-03-23-13-20-30-346.png
>
>
> DetectDuplicate execution causes indeterministic random NullPointerException in org.apache.nifi.distributed.cache.client.CacheClientRequestHandler:
> {code:java}
> final CacheClientHandshakeHandler handshakeHandler = channel.pipeline().get(CacheClientHandshakeHandler.class);
> // handshakeHandler is null
> handshakeHandler.waitHandshakeComplete(); {code}
>  
> Config of associated DistributedMapCacheClientService:
> !image-2023-03-23-13-20-30-346.png!
> Probably related tickets:
>  * https://issues.apache.org/jira/browse/NIFI-9878
>  * [https://stackoverflow.com/questions/75769450/apache-nifi-channel-unregistered-before-processing-completed]



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