How to solve the monster instantly move?

The monster was stuck on the map when it will be stuck there, and then continued for some time will instantly move to the side of the players, the problem should be solved in the source where?

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I do not want to let him for a period of time to move to the side of the players, but has been stuck in the map, I how to solve it.

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Monster set up a coordinate, this is exactly the coordinates of the attacker, the next time will send the coordinates of the next time to move, this I should go to get it?

hello?