The official addon has not been updated for blender 5.0, see Rhino .3dm import blender plugin improvements - #48 by flixchameroy
There is an open PR for that and maybe forks with a version that works with blender 5.0
The official addon has not been updated for blender 5.0, see Rhino .3dm import blender plugin improvements - #48 by flixchameroy
There is an open PR for that and maybe forks with a version that works with blender 5.0