Fehlermeldung

server socket setup failed, retry 1: spamd: could not create IO::Socket::INET6 socket on [::1]:783: Cannot assign requested address
server socket setup failed, retry 2: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 3: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 4: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 5: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 6: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 7: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 8: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
server socket setup failed, retry 9: spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use
spamd: could not create IO::Socket::INET6 socket on [127.0.0.1]:783: Address already in use

Unter Ubuntu 14.04 und wenn kein IPV6 Verfügbar

1. Editieren der Spamassassin Config

sudo vi /etc/default/spamassassin

2. Folgenden Befehl in der Options Zeile ergänzen:

--ipv4

Beispiel:

OPTIONS="--create-prefs --daemonize --helper-home-dir=/var/qmail --ipv4 --max-children=3 --nouser-config --username=popuser --virtual-config-dir=/var/qmail/mailnames/%d/%l/.spamassassin"

3. Spamassassin starten

service spamassassin restart

Unter Plesk 12.0 - 12.5

Unter Plesk 12.0 - 12.5 kann zusätzlich folgende Ressource ebenfalls Hilfreich sein: https://kb.plesk.com/en/125553