A 028-04000200 would not be due to either of those things. A more likely cause would be a page table overlay. The first step for doing any diagnosis would be SLIP MOD,ID=X028,DISABLE
and then reproduce the problem. Open a PMR and send the dump to IBM. Jim Mulder z/OS Diagnosis, Design, Development, Test IBM Corp. Poughkeepsie NY > Have you looked this up? > > DB9GDBM1 DB9GDBM1 - ABEND=S028 U0000 REASON=04000200 > > ABEND028 is a failure in the paging subsystem. The reason code is > not documented in the manual IBM could give you more information. > > 2 things you can quickly check. 1) is the MVS region size > sufficient? 2) Do you have an adequate paging subsystem? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
