diff -uNr gnome-nettool-3.0.0.orig/src/info.c gnome-nettool-3.0.0.ifaces/src/info.c
--- gnome-nettool-3.0.0.orig/src/info.c	2010-12-02 04:26:14.000000000 -0500
+++ gnome-nettool-3.0.0.ifaces/src/info.c	2011-04-15 14:12:46.953026917 -0400
@@ -200,13 +198,13 @@
 	gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (info->combo), renderer, TRUE);
 	gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (info->combo), renderer,
 					"pixbuf", 0, NULL);
-	g_object_unref (renderer);
+	/* g_object_unref (renderer); */
 
 	renderer = gtk_cell_renderer_text_new ();
 	gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (info->combo), renderer, TRUE);
 	gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (info->combo), renderer,
 					"markup", 1, NULL);
-	g_object_unref (renderer);
+	/* g_object_unref (renderer); */
 
 	gtk_combo_box_set_active (GTK_COMBO_BOX (info->combo), 0);
 }
