For future reference, please provide more information when you ask a question... Information FAQ http://forums.adobe.com/message/4200840
>HD6490M
Does that mean you have a laptop?
If yes, read about dual video laptop problems
-http://helpx.adobe.com/premiere-pro/kb/error---preludevideo-play-modul es.html
-http://forums.adobe.com/thread/1001579
-Use BIOS http://forums.adobe.com/thread/1019004?tstart=0
-link to why http://forums.adobe.com/message/4685328
-HP Fingerprint/Password conflict http://forums.adobe.com/thread/911575
-Mac Utility http://forums.adobe.com/thread/1017891?tstart=0
If you don't have a laptop with dual video, you need to go directly to the ATI site and check the driver version for you model