a- Log in with temp profile.
b- Start registry editor by typing regedit in find box of Windows 7.
c- Navigate the following location.
d- You will see similar keys under profile list, but one with .bak, as shown below.
e- The key with .bak is for the correct old profile. Currently your Windows 7 computer logged in with fresh (temporary) profile with same key. Rename the new profile key and remove .bak from correct profile key.