...upgrading a new Windows 7 system to Windows 8. As such, you should have run the entire procedure on your Windows 7 system, not a Windows XP system. So not sure how or why the Upgrade Assistant allowed you to proceed. Unless, in the case of running it from Windows XP, the Upgrade Assistant provided you with an alternate option... just download Windows 8.
Did you see all of the screens shown in the article starting at Figure H when you ran it from Windows XP?
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