in minecraft console edition ps 4 pro edition there was like 4 villages on me and  my little brothers mc world single player and little by little the villagers kept dissapearing even tho there are no mobs and no zombie villagers appeared and since they kept dissapearing i took 2 and bred them in a safe place but when i logged off and the loged back in the villagers i got and the ones i bred dissapeared and they were locked nothing could get in nothing could get out but they still dissapeared