N.A.W. 6.0 reboots after singleplayer game

[Aneoooow]

What file host did you download your client from? SoftPedia
What file host did you download your Map Packs from from? Softpedia
What is your in-game Screen Resolution? 800x640
What is your Texture settings set at? Low
NAW Client .exe size (on your PC) 1,572,638 KB: Yes
BF2 version - is it Current version 1.5.3153-802.0 : Yes
Operating System: Windows XP SP2
Processor: AMD Sempron
Memory: 2GB
Graphic Card: Internal 256MB
Graphic Card Driver Version: 2.0
BF2 1.4.1 Patch installed: Yes
BF2 1.5 Patch installed: Yes
NAW 6.0 Map Pack 1 installed: Yes
NAW 6.0 Map Pack 2 installed: Yes
NAW 6.0 Map Pack 3 installed: Yes
NAW 6.0 Map Pack 4 installed: Yes
Are you able to play regular BF2 ok? Yes
While running NAW 6.0 in Window Mode....did you get a error message? No
Did you re-install everything correctly again?: No
Did you re-install your graphic drivers correctly again?: No

Description of problem:

whenever i try to start singleplayer game after the textures and shaders loaded suddenly the game crashes what should i do?

[PuckerFactor]

set your textures to high