env在scons下使用menuconfig报错怎么解决？

RT-Thread Env Tool (ConEmu) Version 1.5.2
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- RT -     Thread Operating System
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Activate Python VENV in C:\Users\Jack\Downloads\private\env-windows-v2.0.0\env-windows\tools\bin\..\..\.venv
Clink v1.6.16 is available.
- To apply the update, run 'clink update'.
- To stop checking for updates, run 'clink set clink.autoupdate off'.
- To view the release notes, visit the Releases page:
  https://github.com/chrisant996/clink/releases
(.venv) Jack@DESKTOP-aaaaaaaa C:\Users\Jack\Downloads\private\rt-thread-master\bsp\STM32\stm32l475-atk-pandora
$ scons --dist
scons: Reading SConscript files ...
Newlib version: 4.1.0
make distribution....
=> stm32l475-atk-pandora
=> start dist handle
=> copy stm32 bsp library
TypeError: join() argument must be str, bytes, or os.PathLike object, not 'NoneType':
  File "C:\Users\Jack\Downloads\private\rt-thread-master\bsp\stm32\stm32l475-atk-pandora\SConstruct", line 56:
    DoBuilding(TARGET, objs)
  File "C:\Users\Jack\Downloads\private\rt-thread-master\tools\building.py", line 863:
    EndBuilding(target, program)
  File "C:\Users\Jack\Downloads\private\rt-thread-master\tools\building.py", line 976:
    MkDist(program, BSP_ROOT, Rtt_Root, Env, project_name, project_path)
  File "C:\Users\Jack\Downloads\private\rt-thread-master\tools\mkdist.py", line 192:
    dist_handle(BSP_ROOT, dist_dir)
  File "C:\Users\Jack\Downloads\private\rt-thread-master\bsp\stm32\stm32l475-atk-pandora\rtconfig.py", line 218:
    dist_do_building(BSP_ROOT, dist_dir)
  File "C:\Users\Jack\Downloads\private\rt-thread-master\bsp\stm32\tools\sdk_dist.py", line 17:
    bsp_copy_files(os.path.join(library_path, rtconfig.BSP_LIBRARY_TYPE),
  File "", line 147:
  File "", line 152: