I am getting this error, Any idea why?

from pywebcopy import save_webpage

kwargs = {'project_name': 'some-fancy-name'}
url = 'https://www.bloomberg.com/company/career/global-data-externship/'

save_webpage(
    url=url,
    project_folder=r'C:\Users\Kevin\Downloads\Cheats',
    **kwargs
)

Log
Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\lib\threading.py", line 926, in _bootstrap_inner
self.run()
File "C:\ProgramData\Anaconda3\lib\threading.py", line 870, in run
self._target(*self._args, **self._kwargs)
File "C:\ProgramData\Anaconda3\lib\site-packages\pywebcopy\elements.py", line 331, in run
contents = self.replace_urls(req.content, self.repl)
File "C:\ProgramData\Anaconda3\lib\site-packages\pywebcopy\elements.py", line 292, in replace_urls
contents = CSS_URLS_RE.sub(repl, css_string)
File "C:\ProgramData\Anaconda3\lib\site-packages\pywebcopy\elements.py", line 273, in repl
url = pathname2url(relate(new_element.file_path, self.file_path))
File "C:\ProgramData\Anaconda3\lib\site-packages\pywebcopy\urls.py", line 438, in relate
return os.path.join(os.path.relpath(target_dir, start_dir), os.path.basename(target_file))
File "C:\ProgramData\Anaconda3\lib\ntpath.py", line 562, in relpath
path_drive, start_drive))
ValueError: path is on mount 'S:', start on mount 'C:'