Stop: c000021a (fatal system error) The windows logon process system process is terminated unexpectedly1 person needs an answerI do too

Hi,Udorji....This error occurs when Winlogon.exe / Csrss.exe fails or if there is an corrupted system file. Please click on the below link and try those steps:http://support.microsoft.com/kb/156669 Also try doing sfc scan. Even this might fix your issue.To do this:Goto RUN ----> type sfc /scannowPlease let us know if problem persists again. Also provide us with complete details of the error. (Probably Screenshot)Thanks and Regards,PCS365