Solve Proftpd 503 error when shell set to /bin/false
This issue is caused by the directive RequireValidShell
. When set to on (which is the default), Proftpd will not allow users who do not have a shell binary listed in /etc/shells
to login. To solve this problem, either add /bin/false
to /etc/shells
OR set RequireValidShell
to off
in /etc/proftpd/p...