Update Rollup 1 addresses the following issues in Windows Small Business Server 2008
Issue 1
The Security tab in the Windows Small Business Server 2008 Console incorrectly reports the spyware and malware status of Windows Vista Service Pack 1-based clients that are joined to a domain. Specifically, some security applications are reported as incompatible in the antivirus and malware status that is reported.
Issue 2
The Internet Address Management Wizard exits unexpectedly when you register a domain name. This issue occurs when you select GoDaddy.com as the provider, and then you click Register Now.
For more Information, Please see: http://support.microsoft.com/KB/958715
How to obtain this update: This update is available from the Microsoft Update Web site: http://update.microsoft.com
Blog Post: http://blogs.technet.com/sbs/archive/2009/01/19/sbs-2008-update-rollup-1-releases-today.aspx