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https://issues.apache.org/jira/browse/KAFKA-5959?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jason Gustafson resolved KAFKA-5959.
------------------------------------
Resolution: Fixed
Issue resolved by pull request 3947
[https://github.com/apache/kafka/pull/3947]
> NPE in NetworkClient
> --------------------
>
> Key: KAFKA-5959
> URL: https://issues.apache.org/jira/browse/KAFKA-5959
> Project: Kafka
> Issue Type: Bug
> Components: producer
> Affects Versions: 1.0.0
> Reporter: Xavier Léauté
> Assignee: Apurva Mehta
> Priority: Blocker
> Fix For: 1.0.0
>
>
> I'm experiencing the following error when running trunk clients against a
> 0.11.0 cluster configured with SASL_PLAINTEXT
> {code}
> [2017-09-21 23:07:09,072] ERROR [kafka-producer-network-thread | xxx]
> [Producer clientId=xxx] Uncaught error in request completion:
> (org.apache.kafka.clients.NetworkClient)
> java.lang.NullPointerException
> at
> org.apache.kafka.clients.producer.internals.Sender.canRetry(Sender.java:639)
> at
> org.apache.kafka.clients.producer.internals.Sender.completeBatch(Sender.java:522)
> at
> org.apache.kafka.clients.producer.internals.Sender.handleProduceResponse(Sender.java:473)
> at
> org.apache.kafka.clients.producer.internals.Sender.access$100(Sender.java:76)
> at
> org.apache.kafka.clients.producer.internals.Sender$1.onComplete(Sender.java:693)
> at
> org.apache.kafka.clients.ClientResponse.onComplete(ClientResponse.java:101)
> at
> org.apache.kafka.clients.NetworkClient.completeResponses(NetworkClient.java:481)
> at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:453)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:241)
> at
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:166)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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