What happened on the Discovery last month was people who had reservations for a particular time and were told that the earlier seated diners were still having their meal and it would be a 30-45 minute wait. They then tried to enter at the reserve dining entrance. This was a ship that was at least 100% full if not more with tons of families and first time cruisers It seemed that unless you were in the first wave of diners or wanted to eat late there was going to be a wait regardless of your “reservation “