>>The first two both fit (well, they did fit, before I got locked out).
>
>If the first 1 is true (second would be if 1 is) then you've got an NT install problem (which you seem to know already) ReRunning Setup, and selecting the Repair option should do it.
>
>If the machine was just set up (nothing else installed, no data), you might want to wipe out the drive and start over

No, not again! :) We've already installed NT 3 times from scratch on this test machine, each time I had to install VS, MSDN, Office, etc...it's getting kind of - what's the word? Tiresome.