
It appears that with the new ForceWare 77.18 and above drivers NVIDIA dropped support for GeForce 2 and older graphics cards. Here's a list of all the cards that aren't supported anymore:
TNT2NVIDIA advises owners of these cards to keep using the older ForceWare Release 70 drivers.
TNT2 Pro
TNT2 Ultra
TNT2 Model 64 (M64)
TNT2 Model 64 (M64) Pro
Vanta
Vanta LT
GeForce 256
GeForce DDR
GeForce2 GTS
GeForce2 Pro
GeForce2 Ti
GeForce2 Ultra
GeForce2 MX Integrated graphics
Quadro
Quadro2 Pro
Quadro2 EX