Hi,
I have a mail server (postfix, courier-imap, cyrus-sasl, amavisd-new, spamassasin, roundcube, squirrelmail, ...) set up many years ago following a Gentoo guide which no longer exists. The setup has worked fine.
However, in 2017 there was an upgrade of postfixadmin from 2.3.8 to 3.2.3 which I ...