(xfce4-xkb-plugin:5798): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed

(xfce4-xkb-plugin:5798): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed

(xfce4-xkb-plugin:5798): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed

(xfce4-xkb-plugin:5798): Gtk-CRITICAL **: gtk_tree_store_get_value: assertion `VALID_ITER (iter, tree_store)' failed

(xfce4-xkb-plugin:5798): GLib-GObject-WARNING **: /build/buildd/glib2.0-2.26.1/gobject/gtype.c:4181: type id `0' is invalid

(xfce4-xkb-plugin:5798): GLib-GObject-WARNING **: can't peek value table for type `<invalid>' which is not currently referenced
libxfce4panel-Message: Keyboard Layouts: screen changed: 0

libxfce4panel-Message: No valid plug window.

(xfce4-panel:19966): Gtk-CRITICAL **: IA__gtk_socket_get_id: assertion `GTK_WIDGET_ANCHORED (socket)' failed

(xfce4-panel:19966): libxfce4panel-CRITICAL **: An item was unexpectedly removed: "Keyboard Layouts".

(xfce4-xkb-plugin:5805): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed

(xfce4-xkb-plugin:5805): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed

(xfce4-xkb-plugin:5805): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed