(xfce4-xkb-plugin:1395): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed (xfce4-xkb-plugin:1395): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed (xfce4-xkb-plugin:1395): GLib-CRITICAL **: g_hash_table_destroy: assertion `hash_table != NULL' failed (firefox-bin:1967): Gdk-WARNING **: XID collision, trouble ahead (firefox-bin:1967): Gdk-WARNING **: XID collision, trouble ahead (firefox-bin:1967): Gdk-WARNING **: XID collision, trouble ahead