Index: /trunk/src/org/openstreetmap/josm/data/coor/conversion/LatLonParser.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/data/coor/conversion/LatLonParser.java	(revision 12837)
+++ /trunk/src/org/openstreetmap/josm/data/coor/conversion/LatLonParser.java	(revision 12838)
@@ -210,5 +210,5 @@
         if (!in.find()) {
             throw new IllegalArgumentException(
-                    tr("Unable to parse as coordinate value: '{0}'", angleStr));
+                    tr("Unable to parse as coordinate value: ''{0}''", angleStr));
         }