Have you been experiencing random crashes in Windows XP or Windows 2000, and you can’t find any reason for them? Windows XP and Windows 2000 are both supposed to be (and typically are) much more stable than Windows 9x/Me, but there are still things that can bring down the entire system in a heartbeat, displaying the BSD (Blue Screen of Death) or simply restarting. Go over this checklist and see if any of these apply to you.