title: Attempt by method 'HttpConfiguration..ctor(HttpRouteCollection)' to access method 'HttpConfiguration.DefaultFormatters()' failed
body: <p>I have a Web API that has version 5.1.2 of the <code>Microsoft.AspNet.WebApi.Client</code> package installed.</p>
  
  <p>I am trying to access the API from an ASP.NET MVC application, which also has the same version of the package installed.</p>
  
  <p>However, in the Global.asax of the Web API project, on the line below, I get the following exception:</p>
  
  <pre><code>WebApiConfig.Register(GlobalConfiguration.Configuration);
  </code></pre>
  
  <p><em>Attempt by method 'System.Web.Http.HttpConfiguration..ctor(System.Web.Http.HttpRouteCollection)' to access method 'System.Web.Http.HttpConfiguration.DefaultFormatters()' failed.</em></p>