I update the visual studio 2010 project to visual studio 2013. Then I want to ad a new controller. but there is no add Controller option.
Combining the answers given at Reinstall Microsoft Visual Studio Asp.net MVC 5 Scaffolding extension
somebody came up with a solution which worked
http://awesomebitsnbytes.blogspot.com/2015/01/aspnet-mvc-menus-missing-add-controller.html