I believe that this sysprep method might be broken again in build 10049. I have a computer that I've done the following with:
1) clean install of build 10041 including using Method 1 to sysprep...

Alright I'll give that a shot then. Thanks for the quick responses.

It's possible I made a mistake, but I'd love to hear if anyone else has gotten this to work with this new build (Build 9926). Thanks.[/QUOTE]
This warning has been since November in the beginning of...

This appears to be broken as of Build 9926. I've followed the instructions (clean install version) exactly as always (I first discovered this trick on sevenforums, its been rock solid for me), but...