crash if /target/etc/default doesn't exist

Binary package hint: ubiquity

Traceback (most recent call last):
  File "/usr/lib/ubiquity/bin/ubiquity", line 229, in <module>
    main()
  File "/usr/lib/ubiquity/bin/ubiquity", line 226, in main
    install()
  File "/usr/lib/ubiquity/bin/ubiquity", line 68, in install
    ret = wizard.run()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 437, in run
    self.progress_loop()
  File "/usr/lib/ubiquity/ubiquity/frontend/gtk_ui.py", line 825, in progress_loop
    (ret, realtb))
RuntimeError: Install failed with exit code 1
Traceback (most recent call last):
  File "/usr/share/ubiquity/install.py", line 2112, in <module>
    install.run()
  File "/usr/share/ubiquity/install.py", line 368, in run
    self.configure_locales()
  File "/usr/share/ubiquity/install.py", line 1041, in configure_locales
    raise InstallStepError("LanguageApply failed with code %d" % ret)
InstallStepError: LanguageApply failed with code 2