The RTM issue is really irrelevant. The patch is not designed for, nor
tested on, XP RTM systems.
The fact that it only affects SP2 /integrated/ systems, and not systems with
SP2 installed from media or WSUS may be relevant.
Have you thorougly tested various methodologies of SP2 installation to
confirm it only affects SP2 /integrated/ systems?
Have you verified that the SP2 machine is fully patched prior to installing
Call Product Support Services after checking the above notes. If your issues
affects a fully current system, they'll want to know.
If you've approved the update via WSUS, then mark it as "Not Approved", and
run another detection on the client. The new detection will 'unschedule' the
Lawrence Garvin, M.S., MCTS, MVP-Software Distribution
Everything you need for WSUS is at
And, everything else is at