Please post on the Artlantis forums and/or contact Abvent support. Artlantis is not a Graphisoft product. Various products on the myarchicad site that are available for free student download are from different companies that you should contact directly for support.
The Artlantis forums are here:
http://www.artlantis.com/index.php?page=support/forum/index
and the support center is here:
http://www.artlantis.com/index.php?page=support/center/index&cbo_pro=44
Good luck!
One of the forum moderators
AC 28 USA and earlier • macOS Sequoia 15.2, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB