Game crashes with no error

When I host or join a multiplayer game after about 10 minutes the game will crash with no error, looking like I had exited the game normally.

Specs:



Windows 7 Professional
Intel E8400 Pentium 4 Duel Core 3.00GHz
ATI Radeon HD 4670
4GB DDR2 Ram
ASUS P5Q Pro Turbo Motherboard


Addons:



Adv Duplicator
All Constraints Remover
Bridge Tool v2
Cannons!
Chainsaw Gun V2.5
Conna's Tools Pack
CSS
Crosshair
Custom Addon Framework
DoD
Derma
DNRC Vehicles
Fallout 3 Playermodels
Flechette Pack
Gods Little Finger V2
Laser STool 2
Military 2
Ministrider NPC (no EP2)
Model Manipulator
PHX Props - (SVN the newest one)
Primitive Machines
Slammer
Smart Welder
Smartsnap
Stacker STool
Stargate
Stargate Resources
Wire
Wire Model Pack 1
Unofficial Wire Extras
Vehicle Pack
Weight STool