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https://issues.apache.org/jira/browse/KAFKA-6773?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jason Gustafson resolved KAFKA-6773.
------------------------------------
Resolution: Fixed
Fix Version/s: (was: 1.1.1)
(was: 1.2.0)
> Kafka consumer without group.id crashes when requesting offset on a
> topic-partition
> -----------------------------------------------------------------------------------
>
> Key: KAFKA-6773
> URL: https://issues.apache.org/jira/browse/KAFKA-6773
> Project: Kafka
> Issue Type: Bug
> Components: core
> Reporter: Konstantine Karantasis
> Assignee: Jason Gustafson
> Priority: Blocker
>
> After recent changes, when a KafkaConsumer requests the current offset on a
> topic partition (e.g. via a call to {{position}}), the following exception is
> thrown if the consumer doesn't belong to a consumer group ( {{group.id}} is
> unset):
> {code:java}
> org.apache.kafka.common.KafkaException: Unexpected error in fetch offset
> response: The configured groupId is invalid at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator$OffsetFetchResponseHandler.handle(ConsumerCoordinator.java:835)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator$OffsetFetchResponseHandler.handle(ConsumerCoordinator.java:818)
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$CoordinatorResponseHandler.onSuccess(AbstractCoordinator.java:822)
> at
> org.apache.kafka.clients.consumer.internals.AbstractCoordinator$CoordinatorResponseHandler.onSuccess(AbstractCoordinator.java:802)
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture$1.onSuccess(RequestFuture.java:204)
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture.fireSuccess(RequestFuture.java:167)
> at
> org.apache.kafka.clients.consumer.internals.RequestFuture.complete(RequestFuture.java:127)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient$RequestFutureCompletionHandler.fireCompletion(ConsumerNetworkClient.java:574)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.firePendingCompletedRequests(ConsumerNetworkClient.java:389)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:292)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:232)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:192)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.fetchCommittedOffsets(ConsumerCoordinator.java:469)
> at
> org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.refreshCommittedOffsetsIfNeeded(ConsumerCoordinator.java:446)
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.updateFetchPositions(KafkaConsumer.java:1788)
> at
> org.apache.kafka.clients.consumer.KafkaConsumer.position(KafkaConsumer.java:1429)
> {code}
>
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