What could be causing a System.TypeLoadException in a Visual Studio Unit Test?

Question

I\'ve got a C# .NET class library MyClassLibrary that compiles fine. I\'m trying to create a unit test project for it (using Visual Studio Unit Testing Fram

Answer 1

I had this error using NUnit 3 in VS 2013. I solved it by deleting the assembly reference in my test project for the assembly that contained the type that was not being found, and then re-added the reference.