line 152 uncaught error

when tried to edit systray (click right mouse button)

xxxx@xxxxxxxx:~/Plocha$ avant-window-navigator
Screen is composited

** (awn-applet:2803): WARNING **: Helpers are not available...
Please make sure you have dockmanager package installed.

(awn-applet:2803): GLib-CRITICAL **: g_dir_read_name: assertion `dir != NULL' failed

(awn-applet:2803): GLib-CRITICAL **: g_dir_close: assertion `dir != NULL' failed

** (awn-applet:2804): CRITICAL **: file na-prefs.c: line 152: uncaught error: Invalid object type `DesktopAgnosticUIColorButton' (gtk-builder-error-quark, 6)

** (awn-applet:2804): CRITICAL **: notification_area_prefs_get_dialog: assertion `self != NULL' failed

(awn-applet:2804): Gtk-CRITICAL **: IA__gtk_dialog_run: assertion `GTK_IS_DIALOG (dialog)' failed

(awn-applet:2804): Gtk-CRITICAL **: IA__gtk_object_destroy: assertion `object != NULL' failed
WARNING: gnome-keyring:: couldn't connect to: /tmp/keyring-qBq0Dj/pkcs11: Adresář nebo soubor neexistuje