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Posted to jira@kafka.apache.org by "Duong Pham (Jira)" <ji...@apache.org> on 2021/05/06 09:59:00 UTC
[jira] [Commented] (KAFKA-10323) NullPointerException during
rebalance
[ https://issues.apache.org/jira/browse/KAFKA-10323?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17340127#comment-17340127 ]
Duong Pham commented on KAFKA-10323:
------------------------------------
[~kkonstantine] [~kkarantasis] do you think this is the expected behavior? Or we should do the null check before throwing NPE? Please reply me soon! Many thanks
> NullPointerException during rebalance
> -------------------------------------
>
> Key: KAFKA-10323
> URL: https://issues.apache.org/jira/browse/KAFKA-10323
> Project: Kafka
> Issue Type: Bug
> Components: KafkaConnect
> Affects Versions: 2.5.0
> Reporter: yazgoo
> Assignee: Luke Chen
> Priority: Major
>
> *confluent platform version: 5.5.0-ccs*
> connector used: s3
> Connector stops after rebalancing:
> ERROR [Worker clientId=connect-1, groupId=connect] Couldn't instantiate task <my task> because it has an invalid task configuration. This task will not execute until reconfigured.
> java.lang.NullPointerException
> at org.apache.kafka.connect.runtime.Worker.startTask(Worker.java:427)
> at org.apache.kafka.connect.runtime.distributed.DistributedHerder.startTask(DistributedHerder.java:1147)
> at org.apache.kafka.connect.runtime.distributed.DistributedHerder.access$1600(DistributedHerder.java:126)
> at org.apache.kafka.connect.runtime.distributed.DistributedHerder$12.call(DistributedHerder.java:1162)
> at org.apache.kafka.connect.runtime.distributed.DistributedHerder$12.call(DistributedHerder.java:1158)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
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