ERROR: error when installing POintnet++, how to solve it?

Question

'(PVN3D-pytorch) PS D:\PVN3D-pytorch-1.5\PVN3D-pytorch-1.5\Pointnet2_PyTorch> pip install -r requirements.txt

    File "C:\Users\666\anaconda3\envs\PVN3D-pytorch\lib\site-packages\pkg_resources\_vendor\packaging\version.py", line 196, in __init__
      match = self._regex.search(version)
  TypeError: expected string or bytes-like object
  [end of output]

note: This error originates from a subprocess, and is likely not a problem with pip. ERROR: Failed building wheel for pointnet2-ops Running setup.py clean for pointnet2-ops Failed to build pointnet2-ops Installing collected packages: pointnet2-ops, markdown, hydra-core, google-auth, google-auth-oauthlib, tensorboard, pytorch-lightning Running setup.py install for pointnet2-ops ... error error: subprocess-exited-with-error

× Running setup.py install for pointnet2-ops did not run successfully. │ exit code: 1 ╰─> [106 lines of output] No CUDA runtime is found, using CUDA_HOME='C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v12.1' running install C:\Users\666\anaconda3\envs\PVN3D-pytorch\lib\site-packages\setuptools_distutils\cmd.py:66: SetuptoolsDeprecationWarning: setup.py install is deprecated. !!

          ********************************************************************************
          Please avoid running ``setup.py`` directly.
          Instead, use pypa/build, pypa/installer or other
          standards-based tools.

          See https://blog.ganssle.io/articles/2021/10/setup-py-deprecated.html for details.
          ********************************************************************************

  !!
    self.initialize_options()
  running build
  running build_py
  creating build
  creating build\lib.win-amd64-cpython-37

  copying pointnet2_ops\_ext-src\include\ball_query.h -> build\lib.win-amd64-cpython-
    File "C:\Users\666\anaconda3\envs\PVN3D-pytorch\lib\site-packages\pkg_resources\_vendor\packaging\version.py", line 196, in __init__
      match = self._regex.search(version)
  TypeError: expected string or bytes-like object
  [end of output]

note: This error originates from a subprocess, and is likely not a problem with pip. error: legacy-install-failure

× Encountered error while trying to install package. ╰─> pointnet2-ops note: This is an issue with the package mentioned above, not pip. hint: See above for output from the failure.'