PC are prone to errors because it has to be compatible with everything. And sometimes thing do go wrong after a new hardware installation, driver installation, program installation or even an windows update. While most blue screens are caused by out-of-system-memory, some are unique and can take a lot of time to fix. Below are the steps you should follow of first "Knowing the Enemy". Step 1: Well first do your computers restart immediately after the blue screen? if so, When it restarts you should press F4 and chose "disable automatic restart upon system failure" or something of that sort, so you will have time to read the messages.. Step 2: When the blue screen of death shows up again, copy down the error code (number/letters following the "STOP" row, it should be 0x000000..) If it doesn’t works, you should post your error code Or visit http://support.microsoft.com/ and type in your error code on the search bar to see if there are any specific solution to your problem. Solution to Out-of-Memory: 1) This can happen when the program is using too much memory at one time and exceeds the system's memory & page files size. To address this problem is either you should look for other similar program that utilizes less system resources or it is time to upgrade your system memory. 2) Another reason of Out-of-Memory might be the program is actually malfunctioning or a virus/Trojan is buffer-overflowing your system. Although most Anti-Virus Programs offer Buffer-Overflowing protection against such viruses, an nasty viral infection on your PC can write numerous unidentified scripts to actually overflow and crash your Anti-Virus Programs along with your PC, if that ever happens and you have followed all the diagnostic steps above, consult a Geek Squad in your local Best Buy store.