Index: /applications/editors/josm/plugins/tracer/build.xml
===================================================================
--- /applications/editors/josm/plugins/tracer/build.xml	(revision 32509)
+++ /applications/editors/josm/plugins/tracer/build.xml	(revision 32510)
@@ -4,5 +4,5 @@
     <property name="commit.message" value="Tracer plugin can load at runtime"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
-    <property name="plugin.main.version" value="7001"/>
+    <property name="plugin.main.version" value="10279"/>
     <property name="plugin.canloadatruntime" value="true"/>
 
Index: /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/ConnectWays.java
===================================================================
--- /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/ConnectWays.java	(revision 32509)
+++ /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/ConnectWays.java	(revision 32510)
@@ -53,5 +53,5 @@
             // bude se node slucovat s jinym?
             double minDistanceSq = MIN_DISTANCE;
-            List<Node> nodes = Main.main.getCurrentDataSet().searchNodes(bbox);
+            List<Node> nodes = Main.getLayerManager().getEditDataSet().searchNodes(bbox);
             Node nearestNode = null;
             for (Node nn : nodes) {
@@ -133,5 +133,5 @@
         // node nebyl slouceny s jinym
         // hledani pripadne blizke usecky, kam bod pridat
-        List<Way> ways = Main.main.getCurrentDataSet().searchWays(bbox);
+        List<Way> ways = Main.getLayerManager().getEditDataSet().searchWays(bbox);
         double minDist = Double.MAX_VALUE;
         Way nearestWay = null;
@@ -190,5 +190,5 @@
             double minDistanceSq = MIN_DISTANCE_SQ;
             //double maxAngle = MAX_ANGLE;
-            List<Node> nodes = Main.main.getCurrentDataSet().searchNodes(new BBox(
+            List<Node> nodes = Main.getLayerManager().getEditDataSet().searchNodes(new BBox(
                 Math.min(n1.getX(), n2.getX()) - minDistanceSq,
                 Math.min(n1.getY(), n2.getY()) - minDistanceSq,
Index: /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/TracerAction.java
===================================================================
--- /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/TracerAction.java	(revision 32509)
+++ /applications/editors/josm/plugins/tracer/src/org/openstreetmap/josm/plugins/tracer/TracerAction.java	(revision 32510)
@@ -137,7 +137,7 @@
 
                 if (shift) {
-                    Main.main.getCurrentDataSet().addSelected(way);
+                    Main.getLayerManager().getEditDataSet().addSelected(way);
                 } else {
-                    Main.main.getCurrentDataSet().setSelected(way);
+                    Main.getLayerManager().getEditDataSet().setSelected(way);
                 }
             } else {