Runtime about objectdatasettools HOT 1 OPEN

when I run python create_label_files.py all. I got this error:

Traceback (most recent call last):
File "create_label_files.py", line 90, in
mesh = trimesh.load(folder + "registeredScene.ply")
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\exchange\load.py", line 136, in load
**kwargs)
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\constants.py", line 134, in timed
result = method(*args, **kwargs)
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\exchange\load.py", line 212, in load_mesh
**kwargs)
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\exchange\ply.py", line 97, in load_ply
prefer_color=prefer_color)
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\exchange\ply.py", line 327, in elements_to_kwargs
for i in 'xyz'])
File "D:\program files(x86)\anaconda3\lib\site-packages\trimesh\exchange\ply.py", line 327, in
for i in 'xyz'])
KeyError: 'data'

from objectdatasettools.