perl: warning: Falling back to a fallback locale (“C.UTF-8”).
sudo apt-get install locales-all
dpkg-reconfigure locales
On a Linux server, if the language is different, you can change it to English for the current session by running
export LC_ALL=C
Example
root@root1229:~# ll -bash: ll: Kommando nicht gefunden. root@root1229:~# export LC_ALL=C root@root1229:~# ll -bash: ll: command not found root@root1229:~#
See current language
root@hestia-lnx:~# locale LANG=fr_FR.UTF-8 LANGUAGE= LC_CTYPE="fr_FR.UTF-8" LC_NUMERIC="fr_FR.UTF-8" LC_TIME="fr_FR.UTF-8" LC_COLLATE="fr_FR.UTF-8" LC_MONETARY="fr_FR.UTF-8" LC_MESSAGES="fr_FR.UTF-8" LC_PAPER="fr_FR.UTF-8" LC_NAME="fr_FR.UTF-8" LC_ADDRESS="fr_FR.UTF-8" LC_TELEPHONE="fr_FR.UTF-8" LC_MEASUREMENT="fr_FR.UTF-8" LC_IDENTIFICATION="fr_FR.UTF-8" LC_ALL= root@hestia-lnx:~#
List Available Languages
root@hestia-lnx:~# localectl list-locales C.UTF-8 en_US.utf8 fr_FR.utf8 root@hestia-lnx:~#
Change langauage
localectl set-locale LANG=en_US.UTF-8