[iOS 26] Fix NavigationPage blank screen after rapidly pushing and popping pages

Mihail · Mihail · commit 2b5625d821fe · 2026-03-22T21:13:04.000+02:00
diff --git a/src/Controls/src/Core/Compatibility/Handlers/NavigationPage/iOS/NavigationRenderer.cs b/src/Controls/src/Core/Compatibility/Handlers/NavigationPage/iOS/NavigationRenderer.cs
@@ -741,8 +741,11 @@ void RemoveViewControllers(bool animated)
 				// Also worth noting this task returns on the main thread
 				if (t.Result)
 					return;
-				// because we skip the normal pop process we need to dispose ourselves
-				controller?.Dispose();
+				// Only dispose if the controller was actually removed from the navigation stack.
+				// On iOS 26, interrupted transitions and subsequent navigations can complete
+				// this task with false even when the controller is still visible.
+				if (controller is not null && !ViewControllers.Contains(controller))
+					controller.Dispose();
 			}, TaskScheduler.FromCurrentSynchronizationContext());
 		}
 
