opendj-server-legacy/src/main/java/org/opends/guitools/controlpanel/ui/StandardAttributePanel.java
@@ -280,7 +280,7 @@ SortedSet<String> requiredByOcs = new TreeSet<>(lowerCaseComparator); for (ObjectClass oc : schema.getObjectClasses().values()) { if (oc.getRequiredAttributeChain().contains(attr)) if (oc.getRequiredAttributes().contains(attr)) { requiredByOcs.add(oc.getNameOrOID()); }