Cliffracers not attacking the player

Sometimes cliffracers continue flying at the player but will never start attacking. Check the video.

OpenMW 0.39 Windows 8.1 64bit

(RM-3371 from redmine: created on 2016-04-24 by katz ., , closed on 2016-04-24 by nobody, duplicates #3145 (closed))

Attachments: openmw_2016-04-24_08-38-27-02