Cedega OpenGL

HI ALL!
I have a problem with Cedega. I tryed to run Star Wars KOTOR II. And i have eror:

Code:

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X Error of failed request:  GLXBadRenderRequest
  Major opcode of failed request:  143 (GLX)
  Minor opcode of failed request:  1 (X_GLXRender)
  Serial number of failed request:  420
  Current serial number in output stream:  421

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Hepl me please!

I'm gussing your running a Nvidia card... Did you make sure you have the Nvidia driver installed right? Do you have the newest version of it installed?