Index: trunk/src/org/openstreetmap/josm/actions/UnGlueAction.java
===================================================================
--- trunk/src/org/openstreetmap/josm/actions/UnGlueAction.java	(revision 12512)
+++ trunk/src/org/openstreetmap/josm/actions/UnGlueAction.java	(revision 12513)
@@ -581,5 +581,4 @@
                 if (seen) {
                     Node newNode = new Node(n, true /* clear OSM ID */);
-                    newNodes.add(newNode);
                     cmds.add(new AddCommand(newNode));
                     newNodes.add(newNode);