DFS3988E THE DFSKMOD0 ROUTINE IS MISSING THE MODBLKS DD STATEMENT OR DD DUMMY IS SPECIFIED
Explanation
The JCL specified for the Create RDDS from MODBLKS utility (DFSURCM0) was missing the DD MODBLKS statement, or a DD DUMMY was specified for MODBLKS.
System action
The Create RDDS from MODBLKS utility fails with a return code 8.
Programmer response
Make sure that the MODBLKS DD statement is specified in the JCL and that a valid data set is specified.