Index: trunk/src/org/openstreetmap/josm/gui/dialogs/relation/GenericRelationEditor.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/relation/GenericRelationEditor.java	(revision 14384)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/relation/GenericRelationEditor.java	(revision 14385)
@@ -8,5 +8,4 @@
 import java.awt.Dimension;
 import java.awt.FlowLayout;
-import java.awt.GraphicsEnvironment;
 import java.awt.GridBagConstraints;
 import java.awt.GridBagLayout;
@@ -906,7 +905,5 @@
             for (OsmPrimitive p : primitivesToAdd) {
                 if (p instanceof Relation && orig.equals(p)) {
-                    if (!GraphicsEnvironment.isHeadless()) {
-                        warnOfCircularReferences(p);
-                    }
+                    warnOfCircularReferences(p);
                     continue;
                 } else if (MemberTableModel.hasMembersReferringTo(relation.getMembers(), Collections.singleton(p))