It looks like you're new here. If you want to get involved, click one of these buttons!
Not sure whether this is the proper place to report this, but here goes. Maybe someone of you has a solution to fix this.
Is this the fact that Age is recognized as a nominal variable? Of course the program should not crash but give an informative error message instead. For these and similar issues, our programming team can assist you more effectively if you post on our GitHub page (see https://jasp-stats.org/2018/03/29/request-feature-report-bug-jasp/)