Steve and Jazzman give you good advice. XP and Vista are going to be identical in this case. Here's the reason: You receive a Stop 0x0000007B error after you move the Windows XP system disk to another computer The above KB has a registry hack, but it certainly looks like one of those "Don't try this at home" kinda things!!! ;-) Here's the practical fix. How to perform an in-place upgrade (reinstallation) of Windows XP
Responses to this message: