Index: trunk/data/validator/geometry.mapcss
===================================================================
--- trunk/data/validator/geometry.mapcss	(revision 10421)
+++ trunk/data/validator/geometry.mapcss	(revision 10422)
@@ -270,5 +270,5 @@
 
 /* #12646 */
-way[waterway][waterway!=canal]!:closed >[index=-1] node!:connection:in-downloaded-area { 
+way[waterway][waterway!=canal][waterway!=dam]!:closed >[index=-1] node!:connection:in-downloaded-area { 
   throwWarning: tr("Waterway ends without a connection to another waterway or the direction of the waterway is wrong.");
 }
Index: trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java
===================================================================
--- trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java	(revision 10421)
+++ trunk/src/org/openstreetmap/josm/gui/dialogs/properties/PropertiesDialog.java	(revision 10422)
@@ -1428,6 +1428,6 @@
                 tagRowSorter.convertRowIndexToModel(tagTable.getSelectedRow());
             } catch (IndexOutOfBoundsException ignore) {
-                Main.debug(ignore);
-                Main.debug("Clearing tagTable selection");
+                Main.trace(ignore);
+                Main.trace("Clearing tagTable selection");
                 tagTable.clearSelection();
             }