he has moved and is no longer at that address.
You should be getting it back eventually (the package that is).
I thought under the "Extended Seller protecion program" (which I'm sure you qualified for) - it did not matter if the address was confirmed.
You don't need to have a confirmed address IF you have proof of delivery.

"What else could I do? I had no trade so I became a peddler" - Lazarus Greenberg 1915
- answering Trolls is voluntary, my policy is not to participate.