To enable recovery from DPM, you need to have .NET 3.0 installed on your machine. Vista users can enable it on your machine ...

To enable recovery from DPM, you need to have .NET 3.0 installed on your machine. 
Vista users can enable it on your machine from Control Panel -> Programs -> Programs and Features -> Turn Windows features On or Off. 
XP users can download it from here. http://go.microsoft.com/fwlink/?LinkID=102445