Logging in via SSH you are greeted with:
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
LANGUAGE = (unset),
LC_ALL = (unset),
LC_CTYPE = “en_US.UTF-8”,
LANG = “C.UTF-8”
are supported and installed on your system.
perl: warning: Falling back to the standard locale (“C”).
Edit /etc/environment and add the following. Replace en_US with your actual locale if you are not using en_US: