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

X.Org X Server 1.20.1
X Protocol Version 11, Revision 0
Build Operating System: Linux 4.4.0-140-generic x86_64 Ubuntu
Current Operating System: Linux ubuntu 4.18.0-15-generic #16~18.04.1-Ubuntu SMP Thu Feb 7 14:06:04 UTC 2019 x86_64
Kernel command line: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash ---
Build Date: 27 November 2018  05:27:12PM
xorg-server-hwe-18.04 2:1.20.1-3ubuntu2.1~18.04.1 (For technical support please see http://www.ubuntu.com/support) 
Current version of pixman: 0.34.0
	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: Wed Aug  7 19:01:25 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
dbus-update-activation-environment: setting XDG_CURRENT_DESKTOP=ubuntu:GNOME
No such schema “org.gnome.metacity”

(gsd-a11y-settings:1678): a11y-settings-plugin-WARNING **: 19:01:28.352: Unable to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
ubiquity-dm: start greeter
dbus-daemon[1692]: Activating service name='org.a11y.atspi.Registry' requested by ':1.0' (uid=999 pid=1680 comm="/usr/lib/gnome-settings-daemon/gsd-media-keys " label="unconfined")

(gsd-clipboard:1679): clipboard-plugin-WARNING **: 19:01:29.447: Unable to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
dbus-daemon[1692]: Successfully activated service 'org.a11y.atspi.Registry'
SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry

(gsd-xsettings:1685): xsettings-plugin-WARNING **: 19:01:29.468: Failed to get current display configuration state: GDBus.Error:org.freedesktop.DBus.Error.NameHasNoOwner: Name "org.gnome.Mutter.DisplayConfig" does not exist

(gsd-media-keys:1680): media-keys-plugin-WARNING **: 19:01:29.596: Unable to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files

(gsd-power:1684): power-plugin-WARNING **: 19:01:29.599: Unable to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files

(gsd-xsettings:1685): xsettings-plugin-WARNING **: 19:01:29.660: Unable to register client: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.525: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.525: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.525: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.525: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.526: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.527: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.528: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.529: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.529: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.529: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.529: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.530: g_variant_unref: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.531: g_variant_get_type: assertion 'value != NULL' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.531: g_variant_type_is_subtype_of: assertion 'g_variant_type_check (type)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.531: g_variant_get_uint32: assertion 'g_variant_is_of_type (value, G_VARIANT_TYPE_UINT32)' failed

(gnome-shell:1687): GLib-CRITICAL **: 19:01:30.531: g_variant_unref: assertion 'value != NULL' failed

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:30.700: g_variant_get_va: assertion 'value != NULL' failed

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:30.700: g_variant_unref: assertion 'value != NULL' failed

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:31.582: g_variant_get_va: assertion 'value != NULL' failed

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:31.582: g_variant_unref: assertion 'value != NULL' failed
current session already has an ibus-daemon.

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:32.581: g_variant_get_va: assertion 'value != NULL' failed

(gsd-media-keys:1680): GLib-CRITICAL **: 19:01:32.581: g_variant_unref: assertion 'value != NULL' failed
Gjs-Message: 19:01:33.801: JS WARNING: [resource:///org/gnome/shell/ui/layout.js 29]: reference to undefined property "MetaWindowX11"
GNOME Shell-Message: 19:01:33.848: Error looking up permission: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.impl.portal.PermissionStore was not provided by any .service files