Originally Posted by Wil 0' Wisp

Or

You can carry the cut n' paste routine on the disk if you mount in another PC

Browse to C:\WINDOWS\system32\config >>>>>
etc.
>>>>>to the C:\WINDOWS\system32\config directory

Delete the existing ones and rename the new files to sam,security,software,system

shut down and replace the drive in the original PC, boot the PC
Takes about 15 mins including remounting the disk back to the PC

I bet this a good fix for one or to other nasty problems!