Thread 1: Exception: "App called

- (void)setStatusBarBackgroundColor:(UIColor *)color {
    if (@available(iOS 13.0, *)) {
      // iOS 13  弃用keyWindow属性  从所有windowl数组中取
      UIView *statusBar = [[UIView alloc]initWithFrame:[UIApplication sharedApplication].keyWindow.windowScene.statusBarManager.statusBarFrame] ;
      statusBar.backgroundColor = color;
      [[UIApplication sharedApplication].keyWindow addSubview:statusBar];
    }else{
       UIView *statusBar = [[[UIApplication sharedApplication] valueForKey:@"statusBarWindow"] valueForKey:@"statusBar"];
       if ([statusBar respondsToSelector:@selector(setBackgroundColor:)]) {
           statusBar.backgroundColor = color;
       }
    }
}