Unblock referenced assemblieshttp://developers.de/blogs/damir_dobric/archive/2011/08/17/unblock-referenced-assemblies.aspxWhen moving you assemblies from place to place it can happen that the assembly become marked by Windows as “unsafe” one. In this case the assembly will fail the build process with following error: Error    1    Could notenCommunityServer 2008 SP1 (Build: 30619.63)