Configuration Manager 2007 SP2, R2 and R3 supports Windows 7 SP1 and Windows Server 2008 R2 SP1
The following software update is required to add Windows 7 SP1 and Windows Server 2008 R2 SP1 to the Supported Platforms list:
- KB 2489044 – Update for System Center Configuration Manager 2007 SP2 to add Windows Server 2008 R2 SP1 and Windows 7 SP1 clients as supported platforms
- KB 977203 – User state migration is unsuccessful on a SCCM 2007 SP1 client or on a SCCM 2007 SP2 client
Read more at: http://blogs.technet.com/b/configmgrteam/archive/2011/03/24/configuration-manager-support-announcements-for-march-2011.aspx