Strange problem was found while upgrading Data Dude GDR r1 to r2. While the setup ends successfully and log does not indicates about any kind of error or failure happened. Any try to create new database project or to open existing fails with following error: After hours of googling I’ve found only solution that is available on net by Gert Drappers : 1. Make sure that Visual Studio (devenv.exe) is closed 2. Start command prompt 3. Run following two commands: a. “%Program Files%\Microsoft Visual Studio...