【已解决】Xcode9提示：runtime UI API called from background thread UIApplication currentUserNotificationSettings must be used from main thread only
crifan 8年前 (2017-09-22) 6025浏览 0评论
Xcode9中，调试运行iOS的app，看到提示： runtime: UI API called from background thread: -[UIApplication currentUserNotificationSettings] mu...