Index: applications/editors/josm/plugins/DirectUpload/src/org/openstreetmap/josm/plugins/DirectUpload/UploadDataGui.java
===================================================================
--- applications/editors/josm/plugins/DirectUpload/src/org/openstreetmap/josm/plugins/DirectUpload/UploadDataGui.java	(revision 33852)
+++ applications/editors/josm/plugins/DirectUpload/src/org/openstreetmap/josm/plugins/DirectUpload/UploadDataGui.java	(revision 33882)
@@ -179,5 +179,5 @@
       String description = "", title = "", tags = "";
       if (gpxData != null) {
-          GpxTrack firstTrack = gpxData.tracks.iterator().next();
+          GpxTrack firstTrack = gpxData.tracks.isEmpty() ? null : gpxData.tracks.iterator().next();
           Object meta_desc = gpxData.attr.get(GpxConstants.META_DESC);
           if (meta_desc != null) {