Server genstart

Hejsa,

Jeg har nu oplevet 3 gange på 2 måneder at min server genstarter sig selv.

Jeg har derfor kigget i Event System Log hvor den skriver følgende 2 log beskeder lige før genstart:

-----------------------------------
Event Type:    Information
Event Source:    Automatic Updates
Event Category:    Installation
Event ID:    22
Date:        13-01-2005
Time:        03:05:36
User:        N/A
Computer:    BODYKITS
Description:
Restart Required: To complete the installation of the following updates, the computer will be restarted within five minutes. Until this computer has been restarted, Windows cannot search for or download new updates.
- Security Update for Windows Server 2003 (KB890175)
- Security Update for Windows Server 2003 (KB891711)

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
-----------------------------------

Log nr. 2:
-----------------------------------
Event Type:    Information
Event Source:    USER32
Event Category:    None
Event ID:    1074
Date:        13-01-2005
Time:        03:10:46
User:        NT AUTHORITY\SYSTEM
Computer:    BODYKITS
Description:
The process winlogon.exe has initiated the restart of computer BODYKITS on behalf of user NT AUTHORITY\SYSTEM for the following reason: Legacy API shutdown
Reason Code: 0x80070000
Shutdown Type: restart
Comment:

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.
Data:
0000: 00 00 07 80              ...?   
-----------------------------------

Er det pga. windows update at den genstarter eller sker der virklig en fejl ?