Graphics problem?

[Erwin Greven]

While driving a race, the game freezes and the textures are being "replaced" by another ones.

what is causing this??
http://www.hederahelix.nl/images/GRAB_001.JPG

 

[Erwin Greven]

I think it is my graphics card. The game starts to crash more frequently. I had also problems with NR2k3 last seasons finale races.

 

[Erwin Greven]

http://www.hederahelix.nl/fastlane/graphic_problem.wmv

made a small video of this problem.