MVC WebApi not using AutofacWebApiDependencyResolver

Question

I have a mixed MVC 4 app, where some controllers are regular implementations of Controller and some controllers are implementations of ApiController.

Answer 1

Probably this blog can help you: http://blogs.msdn.com/b/roncain/archive/2012/07/16/dependency-injection-with-asp-net-web-api-and-autofac.aspx