Agenda: Social: Fix error in personal data page due to new option in agenda activated without the option -refs BT19356 BT#19393

main/inc/lib/agenda.lib.php

@@ -1456,7 +1456,9 @@ class Agenda
                     }
                 }
 
+		if (api_get_configuration_value('personal_calendar_show_sessions_occupation')) {
                     $this->loadSessionsAsEvents($start, $end);
+                }
 
                 break;
         }