Index: lams_central/src/java/org/lamsfoundation/lams/webservice/SPEnrolmentServlet.java
===================================================================
diff -u -r6af49fb31465fc4ab8ea9e9706e371be4a3a8df6 -r957338adbbe79b097edcb73a0ce1bbf1267490f2
--- lams_central/src/java/org/lamsfoundation/lams/webservice/SPEnrolmentServlet.java	(.../SPEnrolmentServlet.java)	(revision 6af49fb31465fc4ab8ea9e9706e371be4a3a8df6)
+++ lams_central/src/java/org/lamsfoundation/lams/webservice/SPEnrolmentServlet.java	(.../SPEnrolmentServlet.java)	(revision 957338adbbe79b097edcb73a0ce1bbf1267490f2)
@@ -548,8 +548,8 @@
 		    } else {
 			existingSubcourseRoles.remove(Role.ROLE_LEARNER);
 		    }
-		    userManagementService.setRolesForUserOrganisation(user.getUserId(), subcourseId,
-			    existingSubcourseRoles);
+		    userManagementService.setRolesForUserOrganisation(user, subcourse,
+			    existingSubcourseRoles.stream().map(String::valueOf).collect(Collectors.toList()), false);
 
 		    for (Lesson lesson : lessonService.getLessonsByGroup(subcourseId)) {
 			if (isStaffMode) {