Index: /trunk/src/org/openstreetmap/josm/io/FileWatcher.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/FileWatcher.java	(revision 7187)
+++ /trunk/src/org/openstreetmap/josm/io/FileWatcher.java	(revision 7188)
@@ -120,4 +120,6 @@
                         //style.loadStyleSource();
                         Main.worker.submit(new MapPaintStyleLoader(Collections.singleton(style)));
+                    } else if (Main.isDebugEnabled()) {
+                        Main.debug("Received ENTRY_MODIFY event for unregistered file: "+fullPath);
                     }
                 }