Hola gente alguien me puede ayudar con este problema que me pasa en todos los servidores, cada vez que hago un aptitude update, install o upgrade me da esta salida, he buscado en internet y ninguna de las soluciones que dan me da resultado, siempre me da ese problema, tengo los servidores con Debian8.11 actualizando desde los FTP de Debian, saludos y muchas gracias root@ns1:~# aptitude install sudo The following NEW packages will be installed:   sudo 0 packages upgraded, 1 newly installed, 0 to remove and 18 not upgraded. Need to get 854 kB of archives. After unpacking 2391 kB will be used. Get: 1 http://ftp.us.debian.org/debian/ jessie/main sudo amd64 1.8.10p3-1+deb8u5 [854 kB] Fetched 854 kB in 18s (45.5 kB/s) perl: warning: Setting locale failed. perl: warning: Please check that your locale settings:     LANGUAGE = (unset),     LC_ALL = (unset),     LC_TIME = "es_ES.UTF-8",     LC_MONETARY = "es_ES.UTF-8",     LC_ADDRESS = "es_ES.UTF-8",     LC_TELEPHONE = "es_ES.UTF-8",     LC_NAME = "es_ES.UTF-8",     LC_MEASUREMENT = "es_ES.UTF-8",     LC_IDENTIFICATION = "es_ES.UTF-8",     LC_NUMERIC = "es_ES.UTF-8",     LC_PAPER = "es_ES.UTF-8",     LANG = "es_ES.UTF-8"     are supported and installed on your system. perl: warning: Falling back to the standard locale ("C"). locale: Cannot set LC_CTYPE to default locale: No such file or directory locale: Cannot set LC_MESSAGES to default locale: No such file or directory locale: Cannot set LC_ALL to default locale: No such file or directory debconf: delaying package configuration, since apt-utils is not installed Selecting previously unselected package sudo. (Reading database ... 50636 files and directories currently installed.) Preparing to unpack .../sudo_1.8.10p3-1+deb8u5_amd64.deb ... Unpacking sudo (1.8.10p3-1+deb8u5) ... Processing triggers for man-db (2.7.0.2-5) ... Processing triggers for systemd (215-17+deb8u7) ... Setting up sudo (1.8.10p3-1+deb8u5) ... Processing triggers for systemd (215-17+deb8u7) ... -- Este mensaje le ha llegado mediante el servicio de correo electronico que ofrece Infomed para respaldar el cumplimiento de las misiones del Sistema Nacional de Salud. La persona que envia este correo asume el compromiso de usar el servicio a tales fines y cumplir con las regulaciones establecidas Infomed: http://www.sld.cu/