Visual Studio Intellisense not showing some classes

Question

My Visual Studio is not showing a lot of the available classes in the IntelliSense auto-complete. For example, a project I\'m working on has a reference to the Microso

Answer 1

Do you have ReSharper or any other plugins installed? There sounds like a similar issue/solution here. It may be third-party plugins at play depending on what add-ons you have.