http://blogs.technet.com/b/gmarchetti/archive/2010/11/19/patches-and-kb-articles-for-hyper-v-r2.aspxI'd like to share with you some tips to mitigate a few frustrating intermittent problems with hyper-v and system center. 1. Data Protection Manager 2010 BEFORE installing DPM agents on systems running Hyper-V R2, you must install hotfixes KB975921en-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)