Проблема с локалью?

[fergios]

во время установки удаления пакетов в консоли :

perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LANG = "ru_RU.UTF-8"
are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:

Как правильно исправить?

[watashiwa_daredeska]

dpkg-reconfigure locales