Please add HSS8x8x5/8 to the pull-down list in under Select Profile > ASTM > HSS - Square in Section Wizard.
This can be done in the short-term, but as Idea, would you suggest that using a unified database service with the core program would be the real major step forward? Having multiple profile database services is not ideal and as such we are starting to address that by firstly using the primary SQLite databases used in the main program as the profile service for the Physical Modeller.