Why is my ASP.NET Web API ActionFilterAttribute OnActionExecuting not firing?

Question

I\'m trying to implement what\'s seen here: http://www.piotrwalat.net/nhibernate-session-management-in-asp-net-web-api/ but I\'m having an issue with my NhSessionManag

Answer 1

If you're working in a project contains both MVC and WebAPI assembilies, could you check what's the namespace your ActionFilterAttribute's namespace. It's fairly confusing cause there are two ActionFilterAttributes under both:

• WebAPI: System.Web.Http.Filters
• MVC: System.Web.Http.Mvc