[ https://issues.apache.org/jira/browse/KAFKA-18201?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17904664#comment-17904664 ]
Lianet Magrans commented on KAFKA-18201: ---------------------------------------- Sure, thanks! For more context, I found this while testing the attempt to make the new consumer the default one, on this PR [https://github.com/apache/kafka/pull/18121] > testGroupMetadataMessageFormatter fails for new consumer protocol > ----------------------------------------------------------------- > > Key: KAFKA-18201 > URL: https://issues.apache.org/jira/browse/KAFKA-18201 > Project: Kafka > Issue Type: Bug > Reporter: Lianet Magrans > Priority: Major > > This fails when the new protocol/consumer are used, with > java.lang.NullPointerException: Cannot invoke > "com.fasterxml.jackson.databind.JsonNode.get(String)" because "keyNode" is > null > Not sure if it's a bug that needs fixing or if the test needs to be updated > to successfully run with group.protocol=CONSUMER -- This message was sent by Atlassian Jira (v8.20.10#820010)