(gnome-settings-daemon:2299): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
(gnome-settings-daemon:2299): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
(polkit-gnome-authentication-agent-1:2406): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
(nautilus:2394): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
(gnome-panel:2391): Gdk-WARNING **: /build/buildd/gtk+2.0-2.18.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-WARNING **: GdkWindow 0x440026f unexpectedly destroyed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(<unknown>:2496): Gdk-CRITICAL **: gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed
(nautilus:3479): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed