Have had dependency hell loop when using default pip/conda download without specifying version no. But I installed by this sequence: (troubleshooted with gemini) conda create -n plek2 python=3.8 pip ...
in line 64 of the Nunchaku-NEXT.bat file allows Nunchaku to still work when another node pack installs a current version of numpy. This keeps you from having to run the Nunchaku-NEXT.bat every time ...