Plesk server was restarted recently.
Plesk Email Security is installed on the server.
Unable to send or to receive emails when Plesk Email security is installed, the following errors are shown in log file
postfix/error: 6BE2A43D60: to=[email protected], relay=none, delay=139128, delays=139128/0.05/0/0.02, dsn=4.4.1, status=deferred (delivery temporarily suspended: connect to 127.0.0.1[127.0.0.1]:10024: Connection refused)
Amavis autostart is disabled as seen here:
# systemctl status amavisd
amavisd.service – Amavis mail content checker
Loaded: loaded (/usr/lib/systemd/system/amavisd.service; disabled; vendor preset: disabled)
Log in to Plesk server via SSH
Enable Amavis service:
# systemctl enable amavisd
Start Amavis service:
# systemctl start amavisd
Note: The mail queue can take some minutes to be processed. Monitor the mail queue by Logging into Plesk GUI > Tools & Settings > Mail Server Settings > Mail Queue or over the command