iPhone7 : iOS 14.0 Beta 5 Xcode-beta Mac OS : 10.15.5 (19F101) crash info : ** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[PHPhotoLibrary presentLimitedLibraryPickerFromViewController:]: unrecognized selector sent to instance xxxxxx' terminating with uncaught exception of type NSException my code: (void)viewDidAppear:(BOOL)animated {   [super viewDidAppear:animated];   if (@available(iOS 14, *)) {     [[PHPhotoLibrary sharedPhotoLibrary] presentLimitedLibraryPickerFromViewController:self];   } }

In Xcode 15, run in iOS17, -[NSUserDefaults setObject:forKey:] not work. xxx.plist file never be modified