hello thanks for responce.
1. the computer run about one or max 2 days nonstop(24/24) before restarts itself. but was one time he restarts 2 times in interval about 5-10 minutes
2.it s restart not shut down . it is not necesarly to startagain . he just restarts and load windows again .
befoare deactivate "Automatically restarts" from My Computer he restarts and i recive an error from windows : Windows was recover from a serious error" and redirect me to : http://wer.microsoft.com/responses/Resp ... 7a1247dd31