APPC/MVS Error Extract Service
Whenever an APPC/MVS service call returns an unexpected return code, IMS issues APPC/MVS Error Extract Service call ATBEES3 with a DFS1995E prefix.
Related reading: For more information on ATB return codes, see:
- z/OS® MVS System Messages, Vol 3 (ASB-BPX)
- z/OS MVS Dump Output Messages