Hi LTP,
It’s been fixed, you and everyone can download the replacement source “W2_Stand_Aim_To_Walk_Aim_F.fbx” here:
https://drive.google.com/drive/folders/0B-Z-hxYLrNEUTmZTRUZKeExwaHc?usp=sharing
(Are you 547575192? If it is we already sent you the replacement in the support email.)