Hi Dave, You do not NEED to access a PDS as exclusive to be able to manipulate members.
Mostly, DISP=SHR is all that is needed.....in the unlikely occurrence that 2 tasks attempt to update the same member at the same time, they may get an error. Regards Bruce Hewson ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: INFO IBM-MAIN