CAZ0004x: XMsgHdr version mismatch: SenderVer=sender_version, CurrVer=receiver_version, Sending Member=member_name.
The Application Performance Analyzer sysplex messaging system has received a message from another member of the group. The message is not compatible with this version of Application Performance Analyzer.
The message is rejected.
Ensure that all members of the Application Performance Analyzer group are at the correct release levels.