A route named “x” is already in the route collection. Route names must be unique. Exception with ASP.NET MVC 3

Question

I\'m doing an ASP.NET MVC 3 web service and I keep getting this exception intermittently.

Stack trace:

Server Error in \'/\' Application.

A route n         


        

Answer 1

None of the suggestions worked for me. Went ahead and restarted the web server (IIS in this case) and that cleared the error after I had fixed the code. DLL must have been cached in IIS.