@model doesn't exist in my view with VS2015 but work fine with VS2012

Question

I've a project created with Visual Studio 2012 and it work fine, but when i open it with Visual Studio 2015 Entreprise Edition, i don't why but in my all views @model, ViewBag & co, doesn't exist VS2015 say "The 'model' doesn't exist in the current context" BUT my project compil WELL and work.

print screen here, on the left side from VS2012 on the right side from VS2015, the same view in the same project

Did someone already had that problem ?

My project is an basic ASP.NET MVC3 Project With RazorViewEngine

Answer 1

顺便说一下，@ Html，@ Html.Label，@ Html.Hidden和VS2015中的基本工作。