ini mau install VS 2015 yang community edition ya bro?
waktu proses install di pause dan continue ga?
coba di reset setting installasinya pake syntax
C:\Program Files\Microsoft Visual Studio 14\Common7\IDE\devenv.exe /resetsettings
http://stackoverflow.com/questions/30493302/application-cant-load-visual-c-sharp-2015-rc-compiler-could-not-be-created