- Plesk for Linux
E-mail stopped working after upgrading Plesk to 17.8.11 version;
Postfix is used as a mail server in Home > Tools & Settings > Mail Server Settings > Installed mail server;
Postfix service is unable to start and the following lines are shown after attempting to start it from the Command Line Interface:
# systemctl start postfix
Mar 28 18:32:02 admin postfix/postfix-script: fatal: no /etc/postfix/master.cf file found
Mar 28 18:32:02 admin postfix/postfix-script: fatal: Postfix integrity check failed!
The Postfix configuration file
/etc/postfix/master.cf is missing.
Connect to the server via SSH
Restore the recent saved configuration file:
# cp /var/lib/plesk/cfgmon/master.cf_<date_time> /etc/postfix/master.cf
plesk repair mailutility:
# plesk repair mail
Go to Home > Tools & Settings > Services Management to check that the Plesk milter (Postfix) service is started successfully: