Leave him in his enclosure. Moving is likely stressing him and causing the refusals.
Think of it like this...they live in a big wide world and find their food. They can find it inside their enclosure.
How are you offering? How often? Offering too often can also lead to refusals.
Offering F/T every 5 days
Agree on stressful situation with a separate box
but
I’m positive he will not find the prey item on his own. Haven’t tried though. Hmmm... Nothing to lose...
1.0 Pied (Mortimer)
1.2 Normal (Basil, Rodie, Annie, Stormi)
1.0 Cinnamon GS (Devon)
0.1 Vanilla [?] (Flora)
0.1 Orange Dream (Rodie)
1.0 Mex Black Kingsnake (Blackie)
and various other creatures