Your most recent sale sold with Simple Delivery.
When you look at the item in your 'orders', you should be able to access the label from 'view order details' and 'get label'.
The only way to see a buyer's address is by accessing the label so I don't understand how you are able to post items to the address the buyer chooses at checkout if there is no label.
"There are two ways to be fooled. One is to believe what isn't true; the other is to refuse to believe what is true.”
Søren Kierkegaard, Danish philosopher (1813 - 1855)