The OutputPath property is not set for this project

Question

When I try to compile my project from x86 debug mode in Visual Studio 2008. I am getting this error. When I looked at the property group of the project that complained, I se

Answer 1

Another cause: you add a project reference from project A to project B in solution X. However, solution Y that already contains project A is now broken, until you also add project B to solution Y.