Xamarin.forms: [Bug] MenuItem cannot be added to Shell

[BioTurboNick]

Description

The documentation says that MenuItem can be added to Shell. However, doing so produces an XLS0503 error, "A value of type 'MenuItem' cannot be added to a collection or dictionary of type 'IList'.'

Basic Information

• Version with issue: 4.0.0.425677
• Last known good version: None
• IDE: 16.1.0

Also reported with the documentation: https://github.com/MicrosoftDocs/xamarin-docs/issues/1711

[PureWeen]

@BioTurboNick this is just an intellisense error that's being worked on

https://github.com/xamarin/Xamarin.Forms/issues/3864

It builds and runs without any issues