public ActionResult AddToCart(int id) { ShoppingCartActions shopping = new ShoppingCartActions(); orderline or = new orderline { idProduct_fk = id, qte = 1 }; shopping.addToCart(or); foreach (var item in shopping.getCurrentSessionOrderLines()) { System.Diagnostics.Debug.WriteLine(" order lines" + item.idProduct_fk + " " + item.qte); } return(RedirectToAction("Index")); }