[Bug 1800199] Re: Xubuntu 18.04.1 LTS install fails in debconf.py

[Simon Quigley]

** Changed in: ubiquity (Ubuntu)
       Status: New => Won't Fix

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https://bugs.launchpad.net/bugs/1800199

Title:
  Xubuntu 18.04.1 LTS install fails in debconf.py

Status in ubiquity package in Ubuntu:
  Won't Fix

Bug description:
  When trying to install via LiveUSB ubiquity never launches.

  /var/log/installer/debug contains the following

  Ubiquity 18.04.14.6
  /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
  debconf (developer): <-- VERSION 2
  debconf (developer): --> 0 2.0
  debconf (developer): <-- CAPB 
  debconf (developer): --> 0 multiselect escape 
  debconf (developer): <-- GET ubiquity/custom_title_text
  debconf (developer): --> 10 ubiquity/custom_title_text doesn't exist
  debconf (developer): <-- GET oem-config/enable
  debconf (developer): --> 10 oem-config/enable doesn't exist
  debconf (developer): <-- GET ubiquity/automation_failure_command
  debconf (developer): --> 10 ubiquity/automation_failure_command doesn't exist
  debconf (developer): <-- GET ubiquity/show_shutdown_button
  debconf (developer): --> 10 ubiquity/show_shutdown_button doesn't exist
  debconf (developer): <-- GET ubiquity/hide_slideshow
  debconf (developer): --> 10 ubiquity/hide_slideshow doesn't exist
  debconf (developer): <-- GET debian-installer/locale
  debconf (developer): --> 10 debian-installer/locale doesn't exist
  Exception in GTK frontend (invoking crash handler):
  Traceback (most recent call last):
    File "/usr/lib/ubiquity/bin/ubiquity", line 655, in <module>
      main(oem_config)
    File "/usr/lib/ubiquity/bin/ubiquity", line 639, in main
      install(args[0], query=options.query)
    File "/usr/lib/ubiquity/bin/ubiquity", line 270, in install
      wizard = ui.Wizard(distro)
    File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 274, in __init__
      self.locale = i18n.reset_locale(self)
    File "/usr/lib/ubiquity/ubiquity/i18n.py", line 35, in reset_locale
      di_locale = frontend.db.get('debian-installer/locale')
    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 119, in command
      raise DebconfError(status, data)
  debconf.DebconfError: (10, "debian-installer/locale doesn't exist")

  Traceback (most recent call last):
    File "/usr/lib/ubiquity/bin/ubiquity", line 655, in <module>
      main(oem_config)
    File "/usr/lib/ubiquity/bin/ubiquity", line 639, in main
      install(args[0], query=options.query)
    File "/usr/lib/ubiquity/bin/ubiquity", line 270, in install
      wizard = ui.Wizard(distro)
    File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 274, in __init__
      self.locale = i18n.reset_locale(self)
    File "/usr/lib/ubiquity/ubiquity/i18n.py", line 35, in reset_locale
      di_locale = frontend.db.get('debian-installer/locale')
    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 119, in command
      raise DebconfError(status, data)
  debconf.DebconfError: (10, "debian-installer/locale doesn't exist")

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: ubiquity (not installed)
  ProcVersionSignature: Ubuntu 4.15.0-29.31-generic 4.15.18
  Uname: Linux 4.15.0-29-generic x86_64
  ApportVersion: 2.20.9-0ubuntu7
  Architecture: amd64
  CasperVersion: 1.394
  CurrentDesktop: XFCE
  Date: Fri Oct 26 18:14:55 2018
  InstallCmdLine: initrd=/casper/initrd file=/cdrom/preseed/xubuntu.seed boot=casper only-ubiquity  quiet splash --- BOOT_IMAGE=/casper/vmlinuz
  LiveMediaBuild: Xubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=C.UTF-8
   SHELL=/bin/bash
  SourcePackage: ubiquity
  UpgradeStatus: No upgrade log present (probably fresh install)

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