Ubiquity 21.04.3
/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py:54: PyGIWarning: Gtk was imported without specifying a version first. Use gi.require_version('Gtk', '3.0') before import to ensure that the right version gets loaded.
  from gi.repository import Gtk, Gdk, GObject, GLib, Atk, Gio
/usr/lib/ubiquity/ubiquity/frontend/gtk_components/nmwidgets.py:5: PyGIWarning: NM was imported without specifying a version first. Use gi.require_version('NM', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import NM, NMA
/usr/lib/ubiquity/ubiquity/frontend/gtk_components/nmwidgets.py:5: PyGIWarning: NMA was imported without specifying a version first. Use gi.require_version('NMA', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import NM, NMA

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkBox does not have a child property called left_attach

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkBox does not have a child property called width

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkBox does not have a child property called height

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkBox does not have a child property called width

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkBox does not have a child property called height

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkGrid does not have a child property called expand

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkGrid does not have a child property called fill

(ubiquity:1552): Gtk-WARNING **: 12:23:36.309: GtkGrid does not have a child property called position
/usr/lib/ubiquity/plugins/ubi-timezone.py:195: PyGIWarning: TimezoneMap was imported without specifying a version first. Use gi.require_version('TimezoneMap', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import TimezoneMap
No such schema “org.gnome.nautilus.desktop”
/usr/lib/ubiquity/ubiquity/misc.py:698: PyGIWarning: Xkl was imported without specifying a version first. Use gi.require_version('Xkl', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import Xkl, GdkX11
No such schema “org.gnome.libgnomekbd.keyboard”
update_release_notes_label()
update_release_notes_label()
Could not translate page (prepare): 'NoneType' object has no attribute 'replace'
/usr/lib/ubiquity/plugins/ubi-console-setup.py:72: Warning: Source ID 337 was not found when attempting to remove it
  GLib.source_remove(self.keyboard_layout_timeout_id)
/usr/lib/ubiquity/plugins/ubi-console-setup.py:74: Warning: Source ID 345 was not found when attempting to remove it
  GLib.source_remove(self.keyboard_variant_timeout_id)
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
/usr/lib/ubiquity/plugins/ubi-timezone.py:98: PyGIWarning: Soup was imported without specifying a version first. Use gi.require_version('Soup', '2.4') before import to ensure that the right version gets loaded.
  from gi.repository import Gtk, GObject, GLib, Soup
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”
No such schema “com.canonical.indicator.session”