CBR8556I Modify subsystem_id command does not contain a command parameter for subsystem_id subsystem.
Explanation
The MVS™ Modify subsystem_id subsystem command entered did not specify an subsystem_id subsystem command.
System action
Processing continues.
Operator response
Retry the command and specify a valid subsystem_id subsystem command. See the z/OS DFSMS OAM Planning, Installation, and Storage Administration Guide for Tape Libraries for valid subsystem_id subsystem commands.
Source
Object Access Method (OAM)
Routing Code
2
Descriptor Code
4