Xcode canvas device orientation is reported as unknown

Basic Information

Which area are you seeing an issue with?

Simulator
What type of feedback are you reporting?

Incorrect/Unexpected Behavior
Details

Did you see an error message?

No
What time did the issue occur?

1 May 2024 at 21:14
What devices were you using when the issue occurred?

iOS or iPadOS device
Description

Run the given code.
Use canvas / Xcode previews / SwiftUI previews.
See orientation is unknown.
In some cases, the orientation may not be reported as unknown. However, after a canvas refresh, it can become unknown again. When switching to one of the landscape orientations, sometimes it may be the correct orientation, and then become unknown when the canvas is refreshed again.
Evidence

Visual

Demo	Workaround
	Unknown
Code

AppleFeedback/FB13769795/demo.swift
Lines 1 to 15 in 095f11f
    
           import SwiftUI 
        
           struct ContentView: View { 
        
               var body: some View { 
        
                   Text("Orientation is unknown: \(isUnknown)") 
        
               } 
        
               private var isUnknown: Bool { 
        
                   UIDevice.current.orientation == .unknown 
        
               } 
        
           } 
        
           #Preview { 
        
               ContentView() 
        
           }
Name		Name	Last commit message	Last commit date
parent directory ..
README.md		README.md
demo.png		demo.png
demo.swift		demo.swift
	import SwiftUI

	struct ContentView: View {
	var body: some View {
	Text("Orientation is unknown: \(isUnknown)")
	}

	private var isUnknown: Bool {
	UIDevice.current.orientation == .unknown
	}
	}

	#Preview {
	ContentView()
	}