Software Environment : Visual Studio 2017 + MVC4 + EF6
Problem Description : System.ArgumentException: Route collection route named "XXX" already exists. Route name must be unique.
Solution : Delete the bin directory, rebuild and run the project.
Software Environment : Visual Studio 2017 + MVC4 + EF6
Problem Description : System.ArgumentException: Route collection route named "XXX" already exists. Route name must be unique.
Solution : Delete the bin directory, rebuild and run the project.