For all you vista users, follow my steps:
1. Go to: Control panel (at the start button)

2. Choose: User Accounts

3. Choose this little thingy, UAC off!

4. Untick the box

5. Press oke and run ET normal.
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If you do NOT have a GUID or a DUPLICATE GUID:
1. Go to A server WITH punkbuster enabled
2. Open the console
3. Do in console:
/pb_cdkeyreg
Should work. No need to reinstall or other stuff


















