An error occurred while opening the command file name shown. The file name shown in the message is specified with the indicated command, the SET command, or the default name generated by the indicated command.
The server does not process the indicated command.
Examine error messages that may have been displayed prior to this message and correct any problems, if possible. Make sure that the server has proper authority to write to the file indicated. In AIX®, make sure that the file name specified in the command or in the SET command is a full path file name, not a directory path name. In MVS™, make sure that the file name specified in the command or in the SET command is a valid MVS file name. Reissue the command after determining the cause of the error.