我尝试过多次使用不同的 USB 驱动器进行安装。ubiquity 启动正常，我可以选择语言和键盘布局，但安装随后冻结。
还有其他人找到解决方法吗？我找不到可行的解决方案。
安装程序调试日志：
Ubiquity 18.04.14.12
/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
/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
(process:4650): dconf-WARNING **: 21:01:21.034: failed to commit changes to dconf: The connection is closed
(process:4674): dconf-WARNING **: 21:01:21.111: failed to commit changes to dconf: The connection is closed
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 259 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 263 was not found when attempting to remove it
GLib.source_remove(self.keyboard_variant_timeout_id)