[ https://issues.apache.org/jira/browse/KAFKA-8914?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias J. Sax resolved KAFKA-8914. ------------------------------------ Resolution: Duplicate Thanks for the follow up [~igmar]. Closing this as duplicate. Btw: 2.3.1 is about to be released (maybe this or next week). > Setting GROUP_INSTANCE_ID_CONFIG leads to a protobuf error > ---------------------------------------------------------- > > Key: KAFKA-8914 > URL: https://issues.apache.org/jira/browse/KAFKA-8914 > Project: Kafka > Issue Type: Bug > Components: clients > Affects Versions: 2.3.0 > Reporter: Igamr Palsenberg > Priority: Major > > > Setting ConsumerConfig.GROUP_INSTANCE_ID_CONFIG (group.instance.id) to any > value (I tried valid numbers and just some string values) will result in : > org.apache.kafka.common.protocol.types.SchemaException: Error reading field > 'version': > java.nio.BufferUnderflowExceptiong.apache.kafka.common.protocol.types.SchemaException: > Error reading field 'version': java.nio.BufferUnderflowException at > org.apache.kafka.common.protocol.types.Schema.read(Schema.java:110) at > org.apache.kafka.clients.consumer.internals.ConsumerProtocol.deserializeAssignment(ConsumerProtocol.java:106) > at > org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:262) > at > org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:424) > at > org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:358) > at > org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:353) > at > org.apache.kafka.clients.consumer.KafkaConsumer.updateAssignmentMetadataIfNeeded(KafkaConsumer.java:1251) > at > org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1216) > at > org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:1201) > > Kafka broker : > Kafka 2.3.0, installed using Brew. Default config, except the bind IP, that > is set explicitly to localhost. > -- This message was sent by Atlassian Jira (v8.3.4#803005)