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

I was manually calling AttributeRoutingHttpConfig.Start() in my Global.asax. Did not notice this auto-generated line at the top of the file which automatically calls it.

[assembly: WebActivator.PreApplicationStartMethod(typeof(Mev.Events.Web.AttributeRoutingHttpConfig), "Start")]