In a course, a prof has 6 group of students and had create 6 glossary (groups A to F) and each glossary has a group. I.e. glossary A has grouping group A.
When a student from group D enters his glossary, he can see words linked to glossary group C, when hi clicked his has a popup saying in french (application is in french) "Redirection non supporté. L'exécution du script a été stoppé.".