Index: applications/editors/josm/plugins/openvisible/src/at/dallermassl/josm/plugin/openvisible/OpenVisibleAction.java
===================================================================
--- applications/editors/josm/plugins/openvisible/src/at/dallermassl/josm/plugin/openvisible/OpenVisibleAction.java	(revision 30197)
+++ applications/editors/josm/plugins/openvisible/src/at/dallermassl/josm/plugin/openvisible/OpenVisibleAction.java	(revision 32463)
@@ -109,5 +109,5 @@
             DataSet dataSet = OsmReader.parseDataSet(new FileInputStream(file), NullProgressMonitor.INSTANCE);
             OsmDataLayer layer = new OsmDataLayer(dataSet, fn, file);
-            Main.main.addLayer(layer);
+            Main.getLayerManager().addLayer(layer);
         }
         else
@@ -131,6 +131,6 @@
             r.getGpxData().storageFile = file;
             GpxLayer gpxLayer = new GpxLayer(r.getGpxData(), fn);
-            Main.main.addLayer(gpxLayer);
-            Main.main.addLayer(new MarkerLayer(r.getGpxData(), tr("Markers from {0}", fn), file, gpxLayer));
+            Main.getLayerManager().addLayer(gpxLayer);
+            Main.getLayerManager().addLayer(new MarkerLayer(r.getGpxData(), tr("Markers from {0}", fn), file, gpxLayer));
 
         } else {