Index: trunk/src/org/openstreetmap/josm/io/GpxReader.java
===================================================================
--- trunk/src/org/openstreetmap/josm/io/GpxReader.java	(revision 2358)
+++ trunk/src/org/openstreetmap/josm/io/GpxReader.java	(revision 2359)
@@ -101,5 +101,5 @@
                         states.push(currentState);
                         currentState = state.ext;
-                    } else if (qName.equals("gpx") && atts.getValue("creator").startsWith("Nokia Sports Tracker")) {
+                    } else if (qName.equals("gpx") && atts.getValue("creator") != null && atts.getValue("creator").startsWith("Nokia Sports Tracker")) {
                         nokiaSportsTrackerBug = true;
                     }