[jira] [Created] (KAFKA-15887) Autocommit during close consistently fails with exception in background thread

[Lucas Brutschy (Jira)]

Lucas Brutschy created KAFKA-15887:
--------------------------------------

             Summary: Autocommit during close consistently fails with exception 
in background thread
                 Key: KAFKA-15887
                 URL: https://issues.apache.org/jira/browse/KAFKA-15887
             Project: Kafka
          Issue Type: Sub-task
            Reporter: Lucas Brutschy
            Assignee: Philip Nee


when I run {{AsyncKafkaConsumerTest}} I get this every time I call close:

{code:java}
java.lang.IndexOutOfBoundsException: Index: 0
        at java.base/java.util.Collections$EmptyList.get(Collections.java:4483)
        at 
java.base/java.util.Collections$UnmodifiableList.get(Collections.java:1310)
        at 
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.findCoordinatorSync(ConsumerNetworkThread.java:302)
        at 
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.ensureCoordinatorReady(ConsumerNetworkThread.java:288)
        at 
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.maybeAutoCommitAndLeaveGroup(ConsumerNetworkThread.java:276)
        at 
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.cleanup(ConsumerNetworkThread.java:257)
        at 
org.apache.kafka.clients.consumer.internals.ConsumerNetworkThread.run(ConsumerNetworkThread.java:101)
{code}




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