Unfavorite/favorite glitch

I favorite an avatar and now i cant unfavorit or favorite anything the only thing i can favorite is friend’s can you try and find a way to fix that bug the avatars are a fixed withered foxy and pit bonnie. Update 1 i cant favorite friend’s any more i can still add them. Updated 2 i can now favorite world’s i still cant unfavorite/favorite any avatars or friends.