Index: trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java	(revision 14869)
+++ trunk/src/org/openstreetmap/josm/data/validation/OsmValidator.java	(revision 14870)
@@ -397,5 +397,5 @@
                 String ignoreName = child.getUserObject().toString();
                 if (ignoreName.matches("^(r|w|n)_.*")) {
-                    sb.append(":").append(child.getUserObject().toString());
+                    sb.append(':').append(child.getUserObject().toString());
                 } else if (ignoreName.matches("^[0-9]+(_.*|)$")) {
                     rHashMap.put(ignoreName, description);