Hello
Check to see if you are infected with the sasser worm
http://www.microsoft.com/security/incident/sasser.asp

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Hope This Helps
Haus
Not a MVP
Not a MS-MVP
Not nothing just a good ole boy..;)
> When I log onto the internet, after about 10 minutes of
> use, I get a message Lsass.exec has shotdown. Then
> within 30 seconds I get the system shutdown window. What
> is causing y problem and can I fix it.
>
> Thanks