Lutsip LS3D Editor

I had a similar problem and it is associated with different versions of the game, I put on the Steam version and it did not work correctly.

Flo helped me, here is his version of the game on the links on the google drive, try it and maybe it will help you.

https://drive.google.com/drive/folders/1aT4gXdg2xSPvzI9MjdgWWF6oocCh4yw5 - H&D2
https://drive.google.com/drive/folders/1z0J3AMWQoo1mmoiDLNyPQdkewVhU0Fcf - SabreSquardon