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https://issues.apache.org/jira/browse/KAFKA-15491?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17768343#comment-17768343
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Luke Chen commented on KAFKA-15491:
-----------------------------------

[~lihaosky][~mjsax], FYI

> RackId doesn't exist error while running WordCountDemo
> ------------------------------------------------------
>
>                 Key: KAFKA-15491
>                 URL: https://issues.apache.org/jira/browse/KAFKA-15491
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>            Reporter: Luke Chen
>            Priority: Major
>
> While running the WordCountDemo following the 
> [docs|https://kafka.apache.org/documentation/streams/quickstart], I saw the 
> following error logs in the stream application output. Though everything 
> still works fine, it'd be better there are no ERROR logs in the demo app.
> {code:java}
> [2023-09-24 14:15:11,723] ERROR RackId doesn't exist for process 
> e2391098-23e8-47eb-8d5e-ff6e697c33f5 and consumer 
> streams-wordcount-e2391098-23e8-47eb-8d5e-ff6e697c33f5-StreamThread-1-consumer-adae58be-f5f5-429b-a2b4-67bf732726e8
>  
> (org.apache.kafka.streams.processor.internals.assignment.RackAwareTaskAssignor)
> [2023-09-24 14:15:11,757] ERROR RackId doesn't exist for process 
> e2391098-23e8-47eb-8d5e-ff6e697c33f5 and consumer 
> streams-wordcount-e2391098-23e8-47eb-8d5e-ff6e697c33f5-StreamThread-1-consumer-adae58be-f5f5-429b-a2b4-67bf732726e8
>  
> (org.apache.kafka.streams.processor.internals.assignment.RackAwareTaskAssignor)
> {code}



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