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Posted to dev@kafka.apache.org by "Bill Bejeck (Jira)" <ji...@apache.org> on 2026/04/27 17:03:00 UTC
[jira] [Resolved] (KAFKA-20456) Task not found in StateUpdater throwing an exception and causing unnecessary restoration

     [ https://issues.apache.org/jira/browse/KAFKA-20456?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bill Bejeck resolved KAFKA-20456.
---------------------------------
    Resolution: Fixed

> Task not found in StateUpdater throwing an exception and causing unnecessary restoration
> ----------------------------------------------------------------------------------------
>
>                 Key: KAFKA-20456
>                 URL: https://issues.apache.org/jira/browse/KAFKA-20456
>             Project: Kafka
>          Issue Type: Bug
>          Components: streams
>    Affects Versions: 4.3.0
>            Reporter: Bill Bejeck
>            Assignee: Bill Bejeck
>            Priority: Blocker
>             Fix For: 4.3.0, 4.4.0
>
>
> 2026-04-14 06:58:52.742 Caused by: java.lang.IllegalStateException: Task 1_12 was not found in the state updater. This indicates a bug. Please report at [https://issues.apache.org/jira/projects/KAFKA/issues] or to the dev-mailing list ([https://kafka.apache.org/contact]). 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.waitForFuture(TaskManager.java:710) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.lambda$getNonFailedTasks$0(TaskManager.java:671) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:214) ~[?:?] 2026-04-14 06:58:52.742 at java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?] 2026-04-14 06:58:52.742 at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1939) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:570) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:560) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:153) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:176) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:265) ~[?:?] 2026-04-14 06:58:52.742 at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:632) ~[?:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.addToActiveTasksToRecycle(TaskManager.java:658) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.handleTasksInStateUpdater(TaskManager.java:637) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.handleRestoringAndUpdatingTasks(TaskManager.java:568) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.handleTasks(TaskManager.java:493) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.TaskManager.handleAssignment(TaskManager.java:391) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamsPartitionAssignor.onAssignment(StreamsPartitionAssignor.java:1555) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.invokeOnAssignment(ConsumerCoordinator.java:367) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:457) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:510) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:421) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:552) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ClassicKafkaConsumer.updateAssignmentMetadataIfNeeded(ClassicKafkaConsumer.java:696) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ClassicKafkaConsumer.poll(ClassicKafkaConsumer.java:660) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ClassicKafkaConsumer.poll(ClassicKafkaConsumer.java:641) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:905) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.pollRequests(StreamThread.java:1497) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.pollPhase(StreamThread.java:1442) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ClassicKafkaConsumer.poll(ClassicKafkaConsumer.java:660) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.internals.ClassicKafkaConsumer.poll(ClassicKafkaConsumer.java:641) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:905) ~[kafka-clients-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.pollRequests(StreamThread.java:1497) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.pollPhase(StreamThread.java:1442) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.runOnceWithoutProcessingThreads(StreamThread.java:1190) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?] 2026-04-14 06:58:52.742 at org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:956) ~[kafka-streams-4.3.0-SNAPSHOT.jar:?]



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