dongnuo123 commented on code in PR #15954: URL: https://github.com/apache/kafka/pull/15954#discussion_r1603545254
########## group-coordinator/src/main/java/org/apache/kafka/coordinator/group/GroupMetadataManager.java: ########## @@ -1244,15 +1244,16 @@ private void throwIfClassicProtocolUnmatched( String requestProtocolType, String requestProtocolName ) { + String protocolName = member.supportedClassicProtocols().get().iterator().next().name(); Review Comment: I'm not sure if it's necessary as we've checked if the member uses the classic protocol before, but I guess it doesn't hurt to explicitly check the protocols here. Let me add the validation.. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org