It seems the package was updated but in your conda cache is still an old version which causes that error.
- Click the menu icon of FaceFusion on the main page of pinokio
- On the right side menu click Open dev mode
- Click CMD - Shell (near the bottom of the following page)
- Execute this command:
conda clean -y --all
- When it cleared the cache stop the terminal and try to install FaceFusion again.
It seems the package was updated but in your conda cache is still an old version which causes that error.
conda clean -y --all