user service definition file aa...aa cannot be opened. error number=bbb

aa...aa: User service definition file name (string of up to 255 characters)

bbb: Error number (errno of the open system call)

S: Ignores this service group and continues processing (without activating the process).

O: When the user service definition file name contains an error, correct the offline tester environment definition file. Then, reactivate the offline tester. In other cases, remove the cause of the error indicated by the error number. Then, activate the start the service group by using the start subcommand.