opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/NewGroupPanel.java
@@ -702,7 +702,7 @@ { sb.append("objectClass: ").append(ServerConstants.OC_GROUP_OF_NAMES); String[] members = staticMembers.getText().split("\n"); LinkedHashSet<DN> dns = new LinkedHashSet<DN>(); LinkedHashSet<DN> dns = new LinkedHashSet<>(); for (String member : members) { member = member.trim();