>Sounds like it could be antivirus-software related. See http://support.microsoft.com/?id=321550 for information on optimizing Norton AntiVirus for use with VFP, much of it is also applicable to other AV packages.

Jim,

Please see my original post stating that anti-virus had been completely disabled/shut off on the XP workstations at the client site to diagnose this issue and it had no effect on the performance decrease. This indicates to me that anti-virus software is not at all relevant to this issue.

Jon