'Système.Web.Http.HttpConfiguration' ne contient pas une définition pour 'EnableQuerySupport'

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.Http;
using InCubatize.Helpers;

namespace InCubatize
{
    public static class WebApiConfig
    {
        public static void Register(HttpConfiguration config)
        {
            //1
            ////Create and instance of TokenInspector setting the default inner handler
            //TokenInspector tokenInspector = new TokenInspector() { InnerHandler = new HttpControllerDispatcher(config) };

            ////Just exclude the users controllers from need to provide valid token, so they could authenticate
            //config.Routes.MapHttpRoute(
            //   name: "Authentication",
            //   routeTemplate: "api/users/{id}",
            //   defaults: new { controller = "users" }
            //);

            //config.Routes.MapHttpRoute(
            //   name: "DefaultApi",
            //   routeTemplate: "api/{controller}/{id}",
            //   defaults: new { id = RouteParameter.Optional },
            //   constraints: null,
            //   handler: tokenInspector
            //);
            //end1


            config.Routes.MapHttpRoute(name: "DefaultApiWithAction",
                           routeTemplate: "api/{controller}/{action}/{id}",
                           defaults: new { id = RouteParameter.Optional });

            config.Routes.MapHttpRoute(name: "DefaultApiWithActionAndTwoParams",
                        routeTemplate: "api/{controller}/{action}/{id1}/{id2}",
                        defaults: new { id = RouteParameter.Optional });

            config.Routes.MapHttpRoute(name: "DefaultApiWithActionAndFiveParams",
                                    routeTemplate: "api/{controller}/{action}/{id1}/{id2}/{id3}/{id4}/{id5}/{id6}",
                                    defaults: new { id = RouteParameter.Optional });

            //Old Code.
            config.Routes.MapHttpRoute(
                name: "DefaultApi",
                routeTemplate: "api/{controller}/{id}",
                defaults: new { id = RouteParameter.Optional }
            );

            config.EnableQuerySupport();

            //To disable tracing in your application, please comment out or remove the following line of code
            //For more information, refer to: http://www.asp.net/web-api



            var json = config.Formatters.JsonFormatter;
            json.SerializerSettings.PreserveReferencesHandling =
                Newtonsoft.Json.PreserveReferencesHandling.None;

            config.Formatters.Remove(config.Formatters.XmlFormatter);
            config.EnableSystemDiagnosticsTracing();
        }
    }
}

Obtenir l'Erreur ci-dessous:-

'Système.Web.Http.HttpConfiguration' ne contient pas une définition pour 'EnableQuerySupport' et aucune méthode d'extension 'EnableQuerySupport'
acceptant un premier argument de type 'System.Web.Http.HttpConfiguration'
(êtes-vous en manque un à l'aide d'une directive ou d'une assemblée
de référence?)

J'ai vérifié la version de système.web.http et sa bonne.

OriginalL'auteur user3705566 | 2014-10-08