Ubiquity 2.15.20

(ubiquity:2527): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:1605:38: '' is not a valid color name

(ubiquity:2527): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:1605:38: '' is not a valid color name

(ubiquity:2527): IBUS-WARNING **: The owner of /home/ubuntu/.config/ibus/bus is not root!

(canberra-gtk-play:3004): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:1605:38: '' is not a valid color name
/usr/lib/python3/dist-packages/gi/overrides/GLib.py:676: PyGIDeprecationWarning: Calling io_add_watch without priority as second argument is deprecated
  PyGIDeprecationWarning)
update_release_notes_label()
update_release_notes_label()