**System Information**
linux 64
**Blender Version**
2.73.8
**Short description of error**
during exporting to fbx i got exception:
Traceback (most recent call last):
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/__init__.py", line 484, in execute
return export_fbx_bin.save(self, context, **keywords)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/export_fbx_bin.py", line 2908, in save
ret = save_single(operator, context.scene, filepath, **kwargs_mod)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/export_fbx_bin.py", line 2803, in save_single
scene_data = fbx_data_from_scene(scene, settings)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/export_fbx_bin.py", line 2155, in fbx_data_from_scene
data_bones, data_deformers_skin, arm_parents)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/export_fbx_bin.py", line 1732, in fbx_skeleton_from_armature
for bo in arm_obj.bones:
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/fbx_utils.py", line 1072, in <genexpr>
return (ObjectWrapper(bo, self.bdata) for bo in self.bdata.data.bones)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/fbx_utils.py", line 804, in __call__
key = get_blenderID_key((armature, bdata))
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/fbx_utils.py", line 295, in get_blenderID_key
return "|".join("B" + e.rna_type.name + "#" + get_bid_name(e) for e in bid)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/fbx_utils.py", line 295, in <genexpr>
return "|".join("B" + e.rna_type.name + "#" + get_bid_name(e) for e in bid)
File "/home/mifth/Documents/soft/blender/2.73/scripts/addons/io_scene_fbx/fbx_utils.py", line 288, in get_bid_name
if bid.library is not None:
AttributeError: 'Bone' object has no attribute 'library'
location: <unknown location>:-1
Here is export settings:
{F147219}
Here is the file:
{F147221}
**Exact steps for others to reproduce the error**