gnome-session[1908]: WARNING: Session 'ubuntu' runnable check failed: Exited with code 1
gnome-session[1908]: WARNING: Could not launch application 'gdu-notification-daemon.desktop': Unable to start application: Failed to execute child process "/usr/lib/gnome-disk-utility/gdu-notification-daemon" (No such file or directory)
(firefox:2360): Gdk-WARNING **: Native Windows wider or taller than 65535 pixels are not supported
(gnome-control-center:4637): background-cc-panel-WARNING **: Could not load /usr/share/themes/Adwaita/index.theme: No such file or directory
(gnome-control-center:4637): screen-cc-panel-WARNING **: Error getting brightness: GDBus.Error:org.gtk.GDBus.UnmappedGError.Quark._gsd_5fpower_5fmanager_5ferror.Code0: gsd-backlight-helper failed: 
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed
(gnome-control-center:4637): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(gnome-control-center:4637): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(gnome-control-center:4637): GLib-GIO-CRITICAL **: g_dbus_proxy_call_sync_internal: assertion `G_IS_DBUS_PROXY (proxy)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed
(gnome-control-center:4637): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(gnome-control-center:4637): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(gnome-control-center:4637): GLib-GIO-CRITICAL **: g_dbus_proxy_call_sync_internal: assertion `G_IS_DBUS_PROXY (proxy)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed
(gnome-control-center:4637): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(gnome-control-center:4637): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(gnome-control-center:4637): GLib-GIO-CRITICAL **: g_dbus_proxy_call_sync_internal: assertion `G_IS_DBUS_PROXY (proxy)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_builder_get_object: assertion `GTK_IS_BUILDER (builder)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed
(gnome-control-center:4637): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(gnome-control-center:4637): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(gnome-control-center:4637): Gtk-WARNING **: Error acquiring permission: User dismissed authentication dialog while trying to acquire permission for action-id com.ubuntu.whoopsiepreferences.change
(gnome-control-center:4637): Gtk-CRITICAL **: gtk_box_pack: assertion `gtk_widget_get_parent (child) == NULL' failed
(gnome-control-center:4637): GLib-GObject-WARNING **: invalid (NULL) pointer instance
(gnome-control-center:4637): GLib-GObject-CRITICAL **: g_signal_connect_data: assertion `G_TYPE_CHECK_INSTANCE (instance)' failed
(gnome-control-center:4637): background-cc-panel-WARNING **: Could not load /usr/share/themes/Adwaita/index.theme: No such file or directory
(gnome-control-center:4637): background-cc-panel-WARNING **: Could not load /usr/share/themes/Adwaita/index.theme: No such file or directory
(gnome-control-center:4637): background-cc-panel-WARNING **: Could not load /usr/share/themes/Adwaita/index.theme: No such file or directory
(gnome-control-center:4637): background-cc-panel-WARNING **: Could not load /usr/share/themes/Adwaita/index.theme: No such file or directory
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed
(gnome-settings-daemon:1999): libappindicator-CRITICAL **: app_indicator_set_label: assertion `IS_APP_INDICATOR (self)' failed