Between the IEC message and R14, I've found missing DD to be easy to diagnose.
________________________________________ From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of Tom Marchant <0000000a2a8c2020-dmarc-requ...@listserv.ua.edu> Sent: Wednesday, July 5, 2023 10:11 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: 0C1 abend Unfortunately, the address of the READ/WRITE/GET/PUT routine in the DCB after open used for other things before open. The Breaking Event Address is helpful to determine the cause of many S0C1 abends. -- Tom Marchant On Tue, 4 Jul 2023 11:23:19 -0500, John McKown <john.archie.mck...@gmail.com> wrote: >I really wish that IBM had put the address of a routine in the DCB or ACB >so that a documented ABEND would occur. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN