Could you take a screenshot of this message and either upload it here or send it to me at support@empirisoft.com?
Jason Reed
Empirisoft Software Support Specialist
Risplab,
What is the full version number (i.e., v.20xx.x.xxx) of your copy of DirectRT? You can find it by opening DirectRT and either looking in the top left corner of the main window or selecting Help>About DirectRT from the main menu bar.
Jason Reed
Empirisoft Software Support Specialist