Could not load file or assembly 'System.Web.Mvc, Version=3.0.0.0, Elmah.MVC issue

Question

Locally - my MVC 4, asp.net, c# app runs fine on IIS 8 / Windows 8.

When deployed to Windows Server 2008, I get this error:

Could not load file or as         


        

Answer 1

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Check correct versions are there