(polkit-gnome-authentication-agent-1:1821): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(gnome-terminal:2265): Gtk-CRITICAL **: gtk_accel_map_unlock_path: assertion `entry != NULL && entry->lock_count > 0' failed
(brasero:20896): Gtk-CRITICAL **: /build/buildd/gtk+2.0-2.20.0/gtk/gtktreeview.c:6031 (validate_visible_area): assertion `has_next' failed.
(brasero:20896): Gtk-CRITICAL **: /build/buildd/gtk+2.0-2.20.0/gtk/gtktreeview.c:4972 (gtk_tree_view_bin_expose): assertion `has_next' failed.
(brasero:20896): Gtk-CRITICAL **: /build/buildd/gtk+2.0-2.20.0/gtk/gtktreeview.c:4972 (gtk_tree_view_bin_expose): assertion `has_next' failed.
(brasero:20896): Gtk-CRITICAL **: /build/buildd/gtk+2.0-2.20.0/gtk/gtktreeview.c:4972 (gtk_tree_view_bin_expose): assertion `has_next' failed.
(gnome-terminal:21245): Gtk-CRITICAL **: gtk_accel_map_unlock_path: assertion `entry != NULL && entry->lock_count > 0' failed