// Find repository entry for this course
String helpCourseSoftKey = CourseModule.getHelpCourseSoftKey();
RepositoryManager rm = RepositoryManager.getInstance();
RepositoryEntry entry = null;
if (helpCourseSoftKey != null) {
entry = rm.lookupRepositoryEntryBySoftkey(helpCourseSoftKey, false);
}
if (entry == null) {
wControl.setError("error.helpcourse.not.configured");
// create empty main controller
LayoutMain3ColsController emptyCtr = new LayoutMain3ColsController(ureq, wControl, null, null, null, null);