Villagers A.I. Flows & Door Crash

Device: Xiaomi Redmi 1S 1.6GHz Quad-Core 1GB RAM

Everything can be seen on the Screenshots, They rapidly open/close the door which causes lags.

They should have go to the other Small House on the right but it doesn't have door.

UPDATE: Destroying the Door that has a Villager Inside the Small House will crash the game.