>This is surely a simple question, but I'm having trouble finding an answer at the MS site. If I upgrade directly from machines running SP3 or SP4 to SP6a, is there any potential problem?
>
>(Yeah, I know NT4 is ancient, but I'm stuck with it for awhile)
The superficial answer is, no problem. You're supposed to be able to transparently upgrade from any SP to a higher one without difficulty.
If you mean, does 6a break anything that worked in 3/4, I don't know.
FWIW you can usually find KB articles describing fixes incorporated into each SP, e.g.
http://support.microsoft.com/support/kb/articles/Q241/2/11.ASPThe appropriate keyword seems to be kbWinNTW400SP6a.
Regards. Al
"Violence is the last refuge of the incompetent." -- Isaac Asimov
"Never let your sense of morals prevent you from doing what is right." -- Isaac Asimov
Neither a despot, nor a doormat, be
Every app wants to be a database app when it grows up