Karius faces an uncertain future after he cut short his loan spell at Besiktas and the Istanbul club's president has now criticised him on Turkish television.
The German left following a dispute over unpaid wages.
Cebi told TRT Spor: “Loris Karius is a different case. Of course, we are losing revenue and some of our players have to make some sacrifices if they want to stay at the club.
“But for Karius, I can say I'm very disappointed. His departure from the club wasn't right. He didn't want to be here. It was very disappointing."