Lg Cookie Delivery Reports On But Dont Get Them LG KP500 (Cookie) - I've Selected Delivery Reports To Be On, But I Dont Get Them.?

LG KP500 (Cookie) - I've selected delivery reports to be on, but i dont get them.? - lg cookie delivery reports on but dont get them

I had the phone for 6 / 7 months and had to be replaced by itbreaking, so I know this is not the phone paticular. Why I am not always the draft resolution?