These are your model's error list:
WARNING: Geometry 'ID77' seem to have multitexturing!
ERROR: Bad normal 551 in mesh C:/Program Files/Amnesia - The Dark Descent/redist/entities/enemy/Bandit/body2.dae! Length is not 1. Will not cache file!
...And too many bad normal errors exist...
WARNING: Some vertices in sub mesh 'Bandit_Elite_01' in mesh 'C:/Program Files/Amnesia - The Dark Descent/redist/entities/enemy/Bandit/body2.dae' are not connected to a bone!
Loading material data for 'Bandit_Elite_01'
Looks like there is something wrong with the base model.