http://blogs.technet.com/asksbs/archive/2008/04/02/some-updates-released-in-the-past-couple-of-months.aspxYou may be unable to apply more updates at a certain point on a Windows Small Business Server 2003-based computer. http://support.microsoft.com/?id=940276 An update to turn off default SNP features is available for Windows Server 2003-based and Smallen-USCommunityServer 2.1 SP1 (Build: 61025.2)