[Linux, NixOS] BEEmod fails to compile chamber: ImportError: cannot import name 'areaportals' from partially initialized module 'postcomp.transforms'

[L1Z3]

BEE2 Application Version

Tested on 4.44.0, 4.45.2

BEE2 Package Version

Tested on 4.44.0, 4.45.0

What operating system are you running on?

Linux

Logs and Reports

VRAD failed.

Need implementation of utils.check_shift()!
[I] vrad.main(): BEE2.4.44.0 64-bit VRAD hook initiallised, srctools v2.4.1, Hammer Addons v(unknown)
[I] vrad.main(): Map path is /home/liz/.local/share/Steam/steamapps/common/Portal 2/sdk_content/maps/preview.bsp
[I] vrad.main(): Loading Settings...
[I] vrad.main(): Reading BSP
[I] vrad.main(): Map status: is_peti=True, is_preview=True light_args=FAST
[I] vrad.main(): Done!
[I] vrad.main(): Reading soundscripts...
[W] packlist.load_soundscript_manifest(): Soundscript "scripts/game_sounds_music_A1.txt" does not exist!
[W] packlist.load_soundscript_manifest(): Soundscript "scripts/game_sounds_music_A2.txt" does not exist!
[W] packlist.load_soundscript_manifest(): Soundscript "scripts/game_sounds_music_A3.txt" does not exist!
[W] packlist.load_soundscript_manifest(): Soundscript "scripts/game_sounds_music_A4.txt" does not exist!
[W] packlist.load_soundscript_manifest(): Soundscript "scripts/game_sounds_BR_world.txt" does not exist!
[I] vrad.main(): Reading particles....
[I] vrad.main(): Loading transforms...
[E] logger.except_handler(): Uncaught Exception:
Traceback (most recent call last):
  File "compiler_launch.py", line 37, in <module>
  File "trio/_core/_run.py", line 2407, in run
  File "vrad.py", line 238, in main
  File "vrad.py", line 45, in load_transforms
  File "PyInstaller/loader/pyimod02_importers.py", line 384, in exec_module
  File "transforms_stub.py", line 2, in <module>
ImportError: cannot import name 'areaportals' from partially initialized module 'postcomp.transforms' (most likely due to a circular import) (/home/liz/.local/share/Steam/steamapps/common/Portal 2/bin/linux32/bee2_bin/postcomp/transforms.pyc)
[PYI-1938621:ERROR] Failed to execute script 'compiler_launch' due to unhandled exception!

Additional information

I'm attempting to get BEEmod working on NixOS. With some difficulty, I was able to compile and run the BEEmod app, but when attempting to build any puzzle with BEEmod installed, I get the above error.