(gnome-settings-daemon:5669): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
(gnome-settings-daemon:5669): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
(polkit-gnome-authentication-agent-1:5927): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(nautilus:5914): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
(gnome-panel:5842): Gtk-WARNING **: gtk_widget_size_allocate(): attempt to allocate widget with width -21 and height 24
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_drawable_get_colormap: assertion `GDK_IS_DRAWABLE (drawable)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_colormap_alloc_colors: assertion `GDK_IS_COLORMAP (colormap)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_drawable_get_colormap: assertion `GDK_IS_DRAWABLE (drawable)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_window_set_background: assertion `GDK_IS_WINDOW (window)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_window_clear: assertion `GDK_IS_WINDOW (window)' failed
(gnome-screensaver:6246): Gdk-WARNING **: /build/buildd/gtk+2.0-2.18.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_drawable_get_colormap: assertion `GDK_IS_DRAWABLE (drawable)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_colormap_alloc_colors: assertion `GDK_IS_COLORMAP (colormap)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_drawable_get_colormap: assertion `GDK_IS_DRAWABLE (drawable)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_window_set_background: assertion `GDK_IS_WINDOW (window)' failed
(gnome-screensaver:6246): Gdk-CRITICAL **: gdk_window_clear: assertion `GDK_IS_WINDOW (window)' failed
(gnome-screensaver:6246): Gdk-WARNING **: /build/buildd/gtk+2.0-2.18.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window