DFR3501I (`yyy`) AREA=`area_name` DD=`ddname` OPEN ERROR

Explanation
 IMS DEDB Fast Recovery is unable to open the VSAM
ACB for the indicated data set. yyy is the VSAM error code set in ACBERFLG.

System action
 Message DFR3511E is issued after this message.

User response
 See the description for message DFR3511E. See the DFSMS Macro
Instructions for Data Sets for  VSAM error codes.