DFS2296A INCORRECT INPUT LOG DD SPECIFICATION

Explanation
One of the following occurred:  

A DD DUMMY was specified for an input log.

Multiple DD statements were specified, but a correct ddname or order,
or both was not specified.

System action
The Database Backout utility, DFSBBO00, terminates with a return code X'3C'.

Programmer response
Correct the JCL and rerun the job.