Ubiquity 19.04.9
/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

(ubiquity:5218): IBUS-WARNING **: 23:52:49.823: The owner of /home/ubuntu/.config/ibus/bus is not root!
/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
/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”
Failed to play sound: File or data not found
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:116: Warning: Source ID 459 was not found when attempting to remove it
  GLib.source_remove(self.keyboard_layout_timeout_id)
/usr/lib/ubiquity/plugins/ubi-console-setup.py:138: Warning: Source ID 462 was not found when attempting to remove it
  GLib.source_remove(self.keyboard_variant_timeout_id)
/usr/lib/ubiquity/plugins/ubi-console-setup.py:72: Warning: Source ID 1402 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 1407 was not found when attempting to remove it
  GLib.source_remove(self.keyboard_variant_timeout_id)
/usr/lib/ubiquity/ubiquity/frontend/gtk_components/nmwidgets.py:17: Warning: Source ID 2556 was not found when attempting to remove it
  GLib.source_remove(self.timeout_id)
/usr/lib/ubiquity/ubiquity/frontend/gtk_components/nmwidgets.py:133: Warning: Source ID 2593 was not found when attempting to remove it
  GLib.source_remove(self.rows_changed_id)
/usr/lib/ubiquity/ubiquity/segmented_bar.py:34: PyGIWarning: PangoCairo was imported without specifying a version first. Use gi.require_version('PangoCairo', '1.0') before import to ensure that the right version gets loaded.
  from gi.repository import GObject, Gdk, Gtk, PangoCairo

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.357: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.357: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.357: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.357: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.358: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.358: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.358: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.358: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.359: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.359: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.359: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.360: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:56:55.360: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.393: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.393: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.393: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.394: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.394: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.394: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.394: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.395: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.395: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.395: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.396: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.396: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:12.396: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.629: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.629: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.629: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.630: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.630: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.630: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.630: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.631: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.631: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.631: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.632: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.632: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:58:41.632: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.919: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.919: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.920: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.920: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.920: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.921: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.921: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.921: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.921: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.922: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.922: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.922: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 23:59:26.923: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed
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”
/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

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.016: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.017: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.018: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.019: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.019: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.020: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.020: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.021: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.022: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.022: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.023: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.024: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:00:42.025: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.851: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.851: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.852: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.852: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.852: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.852: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.852: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.853: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.853: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.853: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.854: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.854: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:01:36.854: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.756: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.756: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.756: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.757: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.757: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.757: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.757: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.757: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.758: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.758: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.758: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.759: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:00.759: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.977: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.977: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.978: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.978: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.978: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.978: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.978: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.979: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.979: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.979: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.979: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.980: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed

(ubiquity:5218): Gtk-CRITICAL **: 18:03:35.980: gtk_widget_set_allocation: assertion '_gtk_widget_get_visible (widget) || _gtk_widget_is_toplevel (widget)' failed
Exception caught in process_line:
Traceback (most recent call last):
  File "/usr/lib/ubiquity/ubiquity/debconffilter.py", line 163, in question_type
    return self.question_type_cache[question]
KeyError: 'ubiquity/install/title'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/ubiquity/ubiquity/filteredcommand.py", line 145, in process_line
    return self.dbfilter.process_line()
  File "/usr/lib/ubiquity/ubiquity/debconffilter.py", line 340, in process_line
    [progress_title, 'PROGRESS'], 'progress_start'):
  File "/usr/lib/ubiquity/ubiquity/debconffilter.py", line 181, in find_widgets
    qtype = self.question_type(question)
  File "/usr/lib/ubiquity/ubiquity/debconffilter.py", line 166, in question_type
    qtype = self.db.metaget(question, 'Type')
  File "/usr/lib/python3/dist-packages/debconf.py", line 83, in <lambda>
    lambda *args, **kw: self.command(command, *args, **kw))
  File "/usr/lib/python3/dist-packages/debconf.py", line 87, in command
    self.write.write("%s %s\n" % (command, ' '.join(map(str, params))))
ValueError: I/O operation on closed file.