Just add the optional sdks to visual stuido.
Its a missing environmental var but its a pain in the ass to add it yourself cause it has to be added to more then one thing.
I forget which one it is exactly i think its 2013 or 2012 c++ that will just fix it without jumping thru hoops.
If you forgot how to get to the vs installer just search for it or if that fails try add remove programs vs should have a modify option that will pop open the installer.