VS2010: Use namespace from another project within the solution?

Question

I have two projects within a single solution in Visual Studio 2010. These projects are called Project1 and Project2. Within these projects, two namespaces are defined, Namespa

Answer 1

In some cases you have to actually add the DLL of the other project to compile against, not just a reference to the project. Make sure copy to local is enabled in that advent.

I had this happen trying to link a console app to an MVC project.