No mvslog name was entered in the ONLY keyword in the CA command and no name was found in the CICS VR RCDS.
The ONLY keyword was specified in the CA command. However, an MVS™ log stream name was not added as a parameter to the ONLY keyword. Also, the CICS® VR RCDS does not contain information about an MVS log stream associated with the specified CA group.
Change accumulation processing terminates with a return code of 12.
Specify an MVS log stream name as a parameter in the ONLY keyword.