سپاسگزارم.
بستهٔ locales نصب است. بهنظر دستور locales-gen هم بهدرستی کار میکند. خروجی آن چنین است:
Generating locales (this might take a while)...
  en_US.UTF-8... done
Generation complete.
هنگام dpkg-reconfigure هر گزینهای را که انتخاب میکنم، چنین پیامی دریافت میکنم:
/usr/bin/locale: Cannot set LC_ALL to default locale: No such file or directory
Generating locales (this might take a while)...
  en_US.UTF-8... done
Generation complete.
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = "",
        LC_ALL = (unset),
        LC_TIME = "az_IR.UTF-8",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_150.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "en_US.UTF-8",
        LC_PAPER = "en_US.UTF-8",
        LANG = "C"
    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:
        LANGUAGE = "",
        LC_ALL = (unset),
        LC_TIME = "az_IR.UTF-8",
        LC_MONETARY = "en_US.UTF-8",
        LC_ADDRESS = "en_US.UTF-8",
        LC_TELEPHONE = "en_US.UTF-8",
        LC_NAME = "en_US.UTF-8",
        LC_MEASUREMENT = "en_150.UTF-8",
        LC_IDENTIFICATION = "en_US.UTF-8",
        LC_NUMERIC = "en_US.UTF-8",
        LC_PAPER = "en_US.UTF-8",
        LANG = "C"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
باز هم هنگام نصب بستهها این هشدار دیده میشود.