I\'ve created an MVC3 application in Visual Studio 10. When editing views the \"@Model\", \"@Viewbag\" and \"@Url\" all appear valid.
I recently installed Visual Studio
For anyone that hits this page through searching, I was able to resolve this myself by following the guide on this page, line by line, until I could rebuild the project. Once I rebuilt and reloaded the project, all the intellisense came back for me.
Here is the link: http://www.asp.net/mvc/overview/releases/how-to-upgrade-an-aspnet-mvc-4-and-web-api-project-to-aspnet-mvc-5-and-web-api-2