IDC3318I ** INVALID DATA SET SPECIFICATION

Explanation
A STOW was issued against the data set, but the
specified data control block (DCB) is not open or is opened incorrectly.

System action
The system ends processing.

System programmer response
If the error recurs and the program
is not in error, look at the messages in the job log for more information.
Search problem reporting data bases for a fix for the problem. If
no fix exists, contact the IBM® Support Center. Provide the JCL and the SYSOUT output for the job.

Source
DFSMSdfp

Module
IDCIO01, IDCIO02, IDCIO03