This happened to me and it was because I hadn't set the frame on the AVRoutePickerView:
let routePickerView = AVRoutePickerView()
But it showed up as soon as I gave it a frame (in this case from the outlet to my UIView):
let routePickerView = AVRoutePickerView(frame: routePickerButton.bounds)
Topic:
App & System Services
SubTopic:
General
Tags: