EQACM112I Invalid SVC number svc_number (valid values are 200 to 255)
Explanation
Debug Manager was started. However, it was invoked by parameters that contain an invalid SVC value. The valid values for SVC are 200 - 255. You can ignore this message if you are using V14.0, or later.
System action
Processing stops.
User response
Update the SVC number in JCL with a valid value.