my system is not booting and when i want to start this than i get a blue screen where it is written that SYSTEM IS SHUTTING DOWN TO PREVENT FROM A PROBLEM. ANY HARDWARE OR SOFTWARE CHANGES MAY CAUSE THIS PROBLEM, IF THIS IS FIRST TIME THAN REBOOT OR IF SEEING AGAIN THAN UNINSTALL YOUR RECENT HARDWARE OR SOFTWARE. wgat should be the problem i have tried my level best to fix this problem. plz help me people out there. thank you