1) Check C:\Windows\Minidump and upload the latest file to: http://upload.mtasa.com/ 
2) Do a full virus scan 
3) Remove networkx 
4) Control Panel->System->Advanced System Settings->Startup and Recovery Settings->System failure: 
* Uncheck 'Automatically restart' 
* Select 'Small memory dump' from the drop down list 
5) If PC still restarts, check C:\Windows\Minidump again and upload the latest file to: http://upload.mtasa.com/