501: Invalid data set name. Use MVS Dsname conventions.

Explanation

The command was entered with a data set name, but the data set name did not meet MVS™ data set name conventions. The data set name must:
  • Be no more than 44 characters total
  • Each qualifier must be no more than 8 characters total
  • Each qualifier must start with a letter or with a dollar sign ($), an at sign (@), or a number sign (#).
  • The 2nd–8th characters of each qualifier must be either a letter, a number, or a dollar sign ($), an at sign (@), a number sign (#), a hyphen (-), or a brace ( }).

System action

The command is rejected.

User response

Reissue the command with the corrected data set name.

System programmer response

None.