It isn't a fault in the app this time.
You have just left it far too long to try and retrieve your listings.
I can't remember exactly how long they stay in unsold/inactive, but I believe it is 60 days before they are removed by Ebay and gone forever.
"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)
