protected void Application_Start() { GlobalConfiguration.Configure(WebApiConfig.Register); GlobalConfiguration.Configure(WebApiConfig.ResponseFormater); //Inicializando configuração do Simple Injector var container = new MyContainer().Initialize(); //Verificando o simple injector container.Verify(); //Fazer criação de dependency resolver GlobalConfiguration.Configuration.DependencyResolver = new SimpleInjectorWebApiDependencyResolver(container); //ExpressMapper var express = new Express(); express.Mapper(); }