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https://issues.apache.org/jira/browse/KAFKA-8248?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16820743#comment-16820743
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Ayusman Dikshit commented on KAFKA-8248:
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Does this issue ONLY apply to 2.0.0 or later versions as well?
> Producer may fail IllegalStateException
> ---------------------------------------
>
> Key: KAFKA-8248
> URL: https://issues.apache.org/jira/browse/KAFKA-8248
> Project: Kafka
> Issue Type: Bug
> Components: producer
> Affects Versions: 2.0.0
> Reporter: Matthias J. Sax
> Priority: Major
>
> In a Kafka Streams application, we observed the following log from the
> producer:
> {quote}2019-04-17T01:58:25.898Z 17466081 [kafka-producer-network-thread |
> client-id-enrichment-gcoint-StreamThread-7-0_10-producer] ERROR
> org.apache.kafka.clients.producer.internals.Sender - [Producer
> clientId=client-id-enrichment-gcoint-StreamThread-7-0_10-producer,
> transactionalId=application-id-enrichment-gcoint-0_10] Uncaught error in
> kafka producer I/O thread:
> 2019-04-17T01:58:25.898Z java.lang.IllegalStateException: Attempt to send a
> request to node 1 which is not ready.
> 2019-04-17T01:58:25.898Z at
> org.apache.kafka.clients.NetworkClient.doSend(NetworkClient.java:430)
> 2019-04-17T01:58:25.898Z at
> org.apache.kafka.clients.NetworkClient.send(NetworkClient.java:411)
> 2019-04-17T01:58:25.898Z at
> org.apache.kafka.clients.producer.internals.Sender.maybeSendTransactionalRequest(Sender.java:362)
> 2019-04-17T01:58:25.898Z at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:214)
> 2019-04-17T01:58:25.898Z at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:163)
> 2019-04-17T01:58:25.898Z at java.lang.Thread.run(Thread.java:748)
> {quote}
> Later, Kafka Streams (running with EOS enabled) shuts down with a
> `TimeoutException` that occurs during rebalance. It seem that the above error
> results in this `TimeoutException`. However, and `IllegalStateException` seem
> to indicate a bug in the producer.
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