diff -aur Thunar-1.1.4/thunar/thunar-progress-dialog.c Thunar-1.1.4.new/thunar/thunar-progress-dialog.c
--- Thunar-1.1.4/thunar/thunar-progress-dialog.c	2010-03-01 11:35:39.000000000 +0100
+++ Thunar-1.1.4.new/thunar/thunar-progress-dialog.c	2010-11-30 23:23:54.000000000 +0100
@@ -131,7 +131,10 @@
 
   /* destroy the status icon */
   if (dialog->status_icon != NULL)
-    g_object_unref (dialog->status_icon);
+    {
+      gtk_status_icon_set_visible (dialog->status_icon, FALSE);
+      g_object_unref (dialog->status_icon);
+    }
 
   /* free the view list */
   g_list_free (dialog->views);