I cant play my games because of the Direct3D Acceleration.
I run a test on Direct3D and DirectDraw Acceleration and the Direct3D had a problem:

Card name: NVIDIA GeForce4 MX 4000
Manufacturer: NVIDIA
Chip type: GeForce4 MX 4000
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_0185&SUBSYS_00000000&REV_C1
Display Memory: 128.0 MB
Current Mode: 1024 x 768 (32 bit) (60Hz)
Monitor: Plug and Play Monitor
Monitor Max Res: 1600,1200
Driver Name: nv4_disp.dll
Driver Version: 6.14.0010.9371 (English)
DDI Version: 9 (or higher)
Driver Attributes: Final Retail
Driver Date/Size: 10/22/2006 12:22:00, 4527488 bytes
WHQL Logo'd: Yes
WHQL Date Stamp: n/a
VDD: n/a
Mini VDD: nv4_mini.sys
Mini VDD Date: 10/22/2006 12:22:00, 3994624 bytes
Device Identifier: {D7B71E3E-42C5-11CF-2B47-0A2060C2CB35}
Vendor ID: 0x10DE
Device ID: 0x0185
SubSys ID: 0x00000000
Revision ID: 0x00C1
Revision ID: 0x00C1
Video Accel:
Deinterlace Caps: n/a
Registry: OK
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Not Available
DDraw Test Result: Not run
D3D7 Test Result: Failure at step 8 (Creating 3D Device): HRESULT = 0x887602eb (error code)
D3D8 Test Result: Failure at step 8 (Creating 3D Device): HRESULT = 0x8876086a (3D not available)
D3D9 Test Result: Failure at step 8 (Creating 3D Device): HRESULT = 0x8876086a (3D not available)


Can anyone help me solve this problem,i want to play my games

Is this a new problem.

Could you play the games before?

The above is a very old card and might not even be capable of 3D rendering.