Locker,

Please call Adobe's support via phone, local numbers are available at: <http://adobe.coom/support/>

Trying to solve this kind of issues via a web forum is almost impossible, but first make sure you've tried all the tips at:
ihttp://generalspecialist.com/2007/02/troubleshooting-after-effects-7.asp

- Jonas Hummelstrand
<http://generalspecialist.com/>