Index: applications/editors/josm/plugins/CommandLine/build.xml
===================================================================
--- applications/editors/josm/plugins/CommandLine/build.xml	(revision 35976)
+++ applications/editors/josm/plugins/CommandLine/build.xml	(revision 35978)
@@ -4,5 +4,5 @@
     <property name="commit.message" value="JOSM/CommandLine: fix exception after JOSM update"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
-    <property name="plugin.main.version" value="17749"/>
+    <property name="plugin.main.version" value="18494"/>
 
     <!-- Configure these properties (replace "..." accordingly).
Index: applications/editors/josm/plugins/CommandLine/src/org/openstreetmap/josm/plugins/commandline/LengthAction.java
===================================================================
--- applications/editors/josm/plugins/CommandLine/src/org/openstreetmap/josm/plugins/commandline/LengthAction.java	(revision 35976)
+++ applications/editors/josm/plugins/CommandLine/src/org/openstreetmap/josm/plugins/commandline/LengthAction.java	(revision 35978)
@@ -20,4 +20,5 @@
 import org.openstreetmap.josm.actions.mapmode.MapMode;
 import org.openstreetmap.josm.data.Bounds;
+import org.openstreetmap.josm.data.coor.ILatLon;
 import org.openstreetmap.josm.data.coor.LatLon;
 import org.openstreetmap.josm.data.osm.Node;
@@ -149,5 +150,5 @@
 
     private void drawingFinish() {
-        parentPlugin.loadParameter(String.valueOf(startCoor.greatCircleDistance(endCoor)), true);
+        parentPlugin.loadParameter(String.valueOf(startCoor.greatCircleDistance((ILatLon) endCoor)), true);
         drawStartPos = null;
         drawing = false;
@@ -191,5 +192,5 @@
         endCoor = map.mapView.getLatLon(drawEndPos.x, drawEndPos.y);
         if (drawing) {
-            map.statusLine.setDist(startCoor.greatCircleDistance(endCoor));
+            map.statusLine.setDist(startCoor.greatCircleDistance((ILatLon) endCoor));
             map.mapView.repaint();
         }