is usually a sign of Visual Studio not being installed correctly. Only thing I can suggest is reinstall, or set the key urself, but not sure if other keys might be checked that you dont have. Better off doing a reinstall.
is usually a sign of Visual Studio not being installed correctly. Only thing I can suggest is reinstall, or set the key urself, but not sure if other keys might be checked that you dont have. Better off doing a reinstall.