Steps on how to solve missing model problem with pure Nvidia and other video cards.

Step 1:

This submenu is access by right clicking on your desktop.

Step 2:

this button is located in the Settings tab.

Step 3:

this button is located in tab that indentifies the type of video card that you are using. In my (maybe yours) case the tab is called

TNT2 Model 64.

Step 4:

(last step)

check the box with the description: Disable support for enhanced CPU instruction sets.

From there, all you gotta do is click ok to every window and that's how you fix your problem.

Email me at jerryhargabyte@hotmail.com in case if have any questions.