An update is available that lets you add Windows 7 Service Pack 1 and Windows Server 2008 R2 Service Pack 1 as supported platforms for Configuration Manager 2007 Service Pack 2
http://support.microsoft.com/kb/2489044
SYMPTOMS
On a computer that is running Microsoft System Center Configuration Manager 2007...
On a computer that is running Microsoft System Center Configuration Manager 2007 Service Pack 2 (SP2), you have the following features:
- Software distribution
- Software update management
- Desired configuration management
However, the following products are not listed as supported platforms for these features:
- Windows 7 Service Pack 1 (SP1)
- Windows Server 2008 R2 Service Pack 1 (SP1)