Why I cannot load my CT volumns?

[FDSJK]

File "", line 1, in
File "E:\Program_files\pyCharm_pro\PyCharm 2018.3.5\helpers\pydev_pydev_bundle\pydev_umd.py", line 197, in runfile
pydev_imports.execfile(filename, global_vars, local_vars) # execute the script
File "E:\Program_files\pyCharm_pro\PyCharm 2018.3.5\helpers\pydev_pydev_imps_pydev_execfile.py", line 18, in execfile
exec(compile(contents+"\n", file, 'exec'), glob, loc)
File "F:/python_program/VESSEL_SEG/venv/Pre_processing.py", line 15, in
VH_data, VH_header = load(filename2)
File "E:\Program_files\python\lib\site-packages\medpy\io\load.py", line 113, in load
sitkimage = sitk.ReadImage(image)
File "E:\Program_files\python\lib\site-packages\SimpleITK\SimpleITK.py", line 8876, in ReadImage
return _SimpleITK.ReadImage(*args)
RuntimeError: Exception thrown in SimpleITK ReadImage: C:\d\VS14-Win64-pkg\SimpleITK\Code\IO\src\sitkImageReaderBase.cxx:99:
sitk::ERROR: The file "G:\数据\451777\VH1\D0120424900001.dcm" does not exist.

It is always show the same error as above.Is there any question in my data?
I really cannot find the reason, so I need your help imminently.
Thank you very much!