DFS9056EAN I/O ERROR OCCURRED READING ACBLIB INSTANCE yydddhhmmssth OF DBD|PSB name
Explanation
The utility tried to read member name from the STG data set in order to activate it
to the IMS directory. However, the internal BPAM macro instructions that the utility used detected
an I/O error.
Operator response
Check the system produced SYNAD message in the job log and refer to the
description of the SYNADAF macro in z/OS® DFSMS Macro Instructions for Data Sets, and take any
actions suggested.