Whats causing my computer to shut off and than turn back on

[Guest]

my computer was working fine when i shut it off than the next day i turn it on it just keeps shutting off and turning its self back on.

 

[cheeky]

you may have a problem with you DCOM change your Y to N....lok this up on the net, it will give you step by step instructions to how its done, also it could be a virus, becareful when you deleat the virus, as it may inbed its self in one of your program files, if you deleat it", that file goes with it to..