Do you have the add-ons (goodies) installed for version 15?
I'm not sure but I think some of the Cadimage tools need the accessories add-on.
Go to the HELP menu in Archicad and click on the link for 15 Downloads.
Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11