I feel that sub-object transform didn’t do too well with this form. Just uploading in case it should be performing better.
weirdsubobjectbehaviour.3dm (179.3 KB)
Yeah, that looks… not very helpful. I’ll add this to the bug tracker, thanks.
RH-65761 MoveFace: Surface over simplified
-Pascal
Great - I’m sure I’ve seen Rhino deal with this sort of thing much better in the past.
/ Jon