ubiquity-dm: starting
ubiquity-dm: plymouth
ubiquity-dm: start X ['X', '-br', '-ac', '-noreset', '-nolisten', 'tcp', '-background', 'none', 'vt1', ':0']

X.Org X Server 1.20.5
X Protocol Version 11, Revision 0
Build Operating System: Linux 4.4.0-165-generic x86_64 Ubuntu
Current Operating System: Linux xubuntu 5.3.0-18-generic #19-Ubuntu SMP Tue Oct 8 20:14:06 UTC 2019 x86_64
Kernel command line: BOOT_IMAGE=(loop)/casper/vmlinuz iso-scan/filename=/Xubuntu/xubuntu-19.10-desktop-amd64.iso file=/cdrom/preseed/xubuntu.seed boot=casper only-ubiquity quiet splash ---
Build Date: 08 October 2019  09:43:30AM
xorg-server 2:1.20.5+git20191008-0ubuntu1 (For technical support please see http://www.ubuntu.com/support) 
Current version of pixman: 0.38.4
	Before reporting problems, check http://wiki.x.org
	to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
	(++) from command line, (!!) notice, (II) informational,
	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Thu Nov 21 17:52:28 2019
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
(II) modeset(0): Initializing kms color map for depth 24, 8 bpc.
ubiquity-dm: set vars
ubiquity-dm: pam_open_session
ubiquity-dm: dm-scripts
ubiquity-dm: dconf-service
ubiquity-dm: start frontend gtk_ui
No such schema “org.gnome.settings-daemon.plugins.background”
No such schema “org.gnome.metacity”
ubiquity-dm: start greeter

(xfsettingsd:1874): GLib-CRITICAL **: 17:52:48.579: g_str_has_prefix: assertion 'prefix != NULL' failed

(xfsettingsd:1874): GLib-GObject-CRITICAL **: 17:52:48.585: g_value_get_string: assertion 'G_VALUE_HOLDS_STRING (value)' failed

(xfsettingsd:1874): GLib-GObject-CRITICAL **: 17:52:48.610: g_value_get_string: assertion 'G_VALUE_HOLDS_STRING (value)' failed
dbus-daemon[1821]: Activating service name='org.a11y.atspi.Registry' requested by ':1.0' (uid=999 pid=1874 comm="xfsettingsd --sm-client-disable " label="unconfined")
dbus-daemon[1821]: Successfully activated service 'org.a11y.atspi.Registry'
SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry

(nm-applet:1824): Gtk-WARNING **: 17:52:52.455: Can't set a parent on widget which has a parent

(xfwm4:1819): GLib-CRITICAL **: 17:52:59.497: g_str_has_prefix: assertion 'prefix != NULL' failed

(nm-applet:1824): libnotify-WARNING **: 17:53:24.211: Failed to connect to proxy

(nm-applet:1824): nm-applet-WARNING **: 17:53:49.235: Failed to show notification: Error calling StartServiceByName for org.freedesktop.Notifications: Timeout was reached

(nm-applet:1824): Gtk-CRITICAL **: 17:53:49.269: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:53:49.269: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:53:49.285: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:53:50.503: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:53:50.503: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:53:50.519: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:53:50.532: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:53:50.532: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:53:50.543: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:55:47.088: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:55:47.088: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:55:47.100: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:55:47.108: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:55:47.109: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:55:47.120: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:56:50.056: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:56:50.056: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:56:50.069: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:56:57.331: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:56:57.331: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:56:57.348: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:56:57.367: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:56:57.367: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:56:57.379: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:56:58.933: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:56:58.933: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:56:58.945: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:57:00.874: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:57:00.874: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:57:00.899: Can't set a parent on widget which has a parent

(nm-applet:1824): nm-applet-WARNING **: 17:57:25.908: Failed to show notification: Error calling StartServiceByName for org.freedesktop.Notifications: Timeout was reached

(nm-applet:1824): Gtk-CRITICAL **: 17:57:25.928: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:57:25.928: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:57:25.940: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 17:57:25.951: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 17:57:25.951: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 17:57:25.963: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 15:52:35.267: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 15:52:35.267: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 15:52:35.279: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 15:52:35.289: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 15:52:35.289: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 15:52:35.298: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 15:53:35.315: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 15:53:35.315: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 15:53:35.323: Can't set a parent on widget which has a parent

(nm-applet:1824): Gtk-CRITICAL **: 15:53:35.330: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-CRITICAL **: 15:53:35.330: gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed

(nm-applet:1824): Gtk-WARNING **: 15:53:35.333: Can't set a parent on widget which has a parent