Index: /applications/editors/josm/plugins/livegps/src/livegps/LiveGPSPreferences.java
===================================================================
--- /applications/editors/josm/plugins/livegps/src/livegps/LiveGPSPreferences.java	(revision 36256)
+++ /applications/editors/josm/plugins/livegps/src/livegps/LiveGPSPreferences.java	(revision 36257)
@@ -84,5 +84,5 @@
 
         serialDevice.setText(Config.getPref().get(C_SERIAL));
-        serialDevice.setToolTipText(tr(".Serial device for direct NMEA input, does not exist by default.</html>"));
+        serialDevice.setToolTipText(tr("Serial device for direct NMEA input, does not exist by default.</html>"));
         panel.add(new JLabel(tr("Serial device")), GBC.std());
         panel.add(serialDevice, GBC.eol().fill(GridBagConstraints.HORIZONTAL).insets(5, 0, 0, 5));