UIMenuItem #selector method crash in wkwebview

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UIMenuItem selector method crashes in iOS 11 beta SDK.

-[WKContentView highlightText]: unrecognized selector sent to instance 0x7f85df8f3200

Method Definition:

func highlightText() 
{
  //
}

I try to add UIMenuItem in WKWebView,

let menuItemHighlight = UIMenuItem.init(title: "Highlight", action: #selector(ContentWebkitView.highlightText))
UIMenuController.shared.menuItems = [menuItemHighlight]
2 Answers
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