I always had next console messages after first app hide (even in empty project): 0.5 Potential Structural Swift Concurrency Issue: unsafeForcedSync called from Swift Concurrent context. 0.5 Metadata: Process: TestError | Library: AXCoreUtilities | Subsystem: com.apple.Accessibility | Category: AXCommon I changed toggle on iPhone: Settings -> Accessibility -> Read & Speak -> Speak Selection (from ON to OFF) and messages disappeared. Hope it will help someone.