Index: trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadTaskList.java
===================================================================
--- trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadTaskList.java	(revision 10134)
+++ trunk/src/org/openstreetmap/josm/actions/downloadtasks/DownloadTaskList.java	(revision 10135)
@@ -27,4 +27,5 @@
 import org.openstreetmap.josm.gui.HelpAwareOptionPane;
 import org.openstreetmap.josm.gui.HelpAwareOptionPane.ButtonSpec;
+import org.openstreetmap.josm.gui.Notification;
 import org.openstreetmap.josm.gui.layer.Layer;
 import org.openstreetmap.josm.gui.layer.OsmDataLayer;
@@ -270,8 +271,12 @@
                     @Override
                     public void run() {
-                        JOptionPane.showMessageDialog(Main.parent, "<html>"
-                                + tr("The following errors occurred during mass download: {0}",
-                                        Utils.joinAsHtmlUnorderedList(items)) + "</html>",
-                                tr("Errors during download"), JOptionPane.ERROR_MESSAGE);
+                        if (items.size() == 1 && tr("No data found in this area.").equals(items.iterator().next())) {
+                            new Notification(items.iterator().next().toString()).setIcon(JOptionPane.WARNING_MESSAGE).show();
+                        } else {
+                            JOptionPane.showMessageDialog(Main.parent, "<html>"
+                                    + tr("The following errors occurred during mass download: {0}",
+                                            Utils.joinAsHtmlUnorderedList(items)) + "</html>",
+                                    tr("Errors during download"), JOptionPane.ERROR_MESSAGE);
+                        }
                     }
                 });
