speakissilver

3.4.2 IOS Can not use UINavigationController

1

The app crashed when I try to run: "UINavigationController *nav = [[UINavigationController alloc]initWithRootViewController:_viewController]; [self.window setRootViewController:nav];" and the error message shows: "Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[CALayer pixelFormat]:...