Engine error 2972

Summary:
get this engine error, It occurred right after a combat with a giant wolf in hard mode.

develop-2972 (x64)
@stonehearth/components/ai/ai_component.lua:567: (13183 Dara Stroden) has not yielded after 10 ai spins. Are they in a bad state? Last abort reason: follow_path mover aborted
stack traceback:
radiant/modules/common.lua:237: in function ‘report_traceback’
radiant/modules/common.lua:456: in function ‘verify’
stonehearth/components/ai/ai_component.lua:567: in function <stonehearth/components/ai/ai_component.lua:525>
[C]: in function ‘xpcall’
radiant/modules/common.lua:257: in function ‘xpcall’
stonehearth/components/ai/ai_component.lua:525: in function ‘_thread_main’
stonehearth/services/server/threads/thread.lua:249: in function <stonehearth/services/server/threads/thread.lua:246>
[C]: in function ‘xpcall’
radiant/modules/common.lua:257: in function ‘xpcall’
stonehearth/services/server/threads/thread.lua:246: in function ‘f’
radiant/lib/env.lua:15: in function <radiant/lib/env.lua:14>

Steps to reproduce:

  1. play hard mode
  2. Get into combat
  3. only happens rarely

Expected Results:
no engine error
Actual Results:
engine error
Notes:

Attachments:

Version Number and Mods in use:
A16 2972 no mods
System Information: