http://developers.de/blogs/damir_dobric/archive/2008/01/18/service-factory-modeling-edition-issue.aspxIf you installed VSTS2008 and VSTS2005 side-by-side, you may notice that it is not possible to change the type of the primitiveType. If you press the button , you may get following error: " Attempted to read or write protected memory. This is oftenenCommunityServer 2008 SP1 (Build: 30619.63)