VS 2010, NUNit, and “The breakpoint will not currently be hit. No symbols have been loaded for this document”

Question

Using Windows 7 32 bit, VS 2010, .NET 4 DLL, NUnit (2.5.5) to unit test the application. I\'m currently getting the following error; seen plenty of posts and tried the followin

Answer 1

This problem occurred to me under Visual Studio 2012 Community Edition, when working with .NET Framework 4.5. nunit.exe.config should like this (solution from the most appreciated answer):