Several updates and fixes to SBS 2011 and 2012 Essentials were released in the past month, including:
1. UR5 for the Windows Server Solutions BPA :
http://support.microsoft.com/kb/2908176
2. Update 2 for SBS 2011 Standard’s Migration Preparation Tool :
http://support.microsoft.com/kb/2908177
3. Update for Essentials 2012’s Migration Preparation Tool:
http://support.microsoft.com/kb/2908178
4. Update for Health report for Essentials 2012:
http://www.microsoft.com/en-us/download/details.aspx?id=35565