public static void Register(HttpConfiguration config) { // Web API routes //config.MapHttpAttributeRoutes(); CustomerController.ConfigureRoutes(config); VendorController.ConfigureRoutes(config); FilesController.ConfigureRoutes(config); AdminController.ConfigureRoutes(config); config.Routes.MapHttpRoute( name: "DefaultApi", routeTemplate: "api/{controller}/{id}", defaults: new { id = RouteParameter.Optional } ); }