The parameters supplied for the PARM= keyword on the EXEC statement of the JCL, the PARM= override in the START command, or the fourth positional parameter of the START command were incorrect.
The diskette writer is ended.
If a START command was used to override parameters in the JCL, check to be sure they were valid. If they were incorrect, issue another START command using valid parameters. If they were valid, notify the programmer.
Correct the errors in the JCL provided to run the diskette writer.
DFSMSdfp
2,7
7