http://blogs.technet.com/b/seanearp/archive/2007/09/29/where-did-i-leave-my-key.aspxIf you are a standard user, the following post will not help you, but if you are a power user with multiple Windows Vista Keys sitting around from MSDN, TechNet, Betas, Roadshows, Retail... You may run into the problem (when flattening and rebuildingen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)