http://blogs.technet.com/jorke/archive/2009/04/20/the-subsystem-needed-to-support-the-image-type-is-not-present.aspxYou might be getting this error on server 2008 R2 or in fact any x64 system. I’ve had a bunch of people getting this particularly on running 2008 server core R2 x64. The problem occurs when the executable you are running has not been compiled for x64en-USCommunityServer 2.1 SP1 (Build: 61025.2)