GLO7059E OPEN failed for SYSIN file.

Explanation The SORT_BY parameter was specified for event reporting
processing.  To perform sort processing, Advanced Allocation Management must
open the ddname SYSIN to communicate with the sort routine, but the
OPEN operation was unsuccessful. 

User response
 Look in the job log for data management (IECxxx)
messages that contain more information about the error. If the problem
persists, contact IBM® Software Support. 