Asp.net MCV4 framework issue

Question

I made a web site using VS 2012 and MVC4, it is work my localhost but when i published and put my host it doesn\'t work. IIS confiurations are same. But it gives me this err

Answer 1

You just need to upgrade your .NET framework to ver 4.5 in your IIS 7.5 server you do that using the Microsoft web installer do a search for .NET and then installed the .NET framework version 4.5 and the all the apps that target that version will work