CKNotificationInfo soundName does not work

Question

Sbuscription is create like below. It works, but no sound generated, why? Doc says: if you specify the string default for this property, the system plays the default alert

Answer 1

Need to update registerUserNotificationSettings method call too.

UIApplication.sharedApplication().registerUserNotificationSettings(UIUserNotificationSettings(forTypes: .Sound | .Alert, categories: nil))