View Full Version : OpenGL problem

Tao Do
11-04-2003, 07:46 AM
I've got a NVIDIA GeForce4 MX 440 with the latest drivers installed. But sometimes when I start a game it says:

Could not construct OpenGL display: Unable to retrieve a list of OpenGL extensions. glGetString(GL_EXTENSIONS) returned NULL.

What does this mean? What can I do about it?