(gnome-settings-daemon:2464): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
(polkit-gnome-authentication-agent-1:2584): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(nautilus:2553): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
(gnome-power-manager:2569): Gdk-CRITICAL **: gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
(gnome-panel:2552): Gtk-WARNING **: gtk_widget_size_allocate(): attempt to allocate widget with width -15 and height 24
(gnome-panel:2552): Gtk-WARNING **: A floating object was finalized. This means that someone
(gnome-panel:2552): Gdk-WARNING **: /build/buildd/gtk+2.0-2.18.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window