.../course/groupsandrights/PersistingCourseGroupManager.java

src/main/java/org/olat/course/nodes/en/ENRunController.java

...main/java/org/olat/course/nodes/en/EnrollmentManager.java

src/main/java/org/olat/group/BusinessGroupShort.java

src/main/java/org/olat/group/area/BGAreaManager.java

src/main/java/org/olat/group/area/BGAreaManagerImpl.java

src/main/java/org/olat/group/manager/BusinessGroupDAO.java

...ain/java/org/olat/group/model/BusinessGroupShortImpl.java

.../java/org/olat/group/model/SearchBusinessGroupParams.java

...org/olat/group/ui/BusinessGroupTableModelWithMaxSize.java

src/main/java/org/olat/group/ui/main/BGMainController.java

...a/org/olat/group/ui/main/BusinessGroupListController.java

src/test/java/org/olat/group/test/BGAreaManagerTest.java