Apr 28 22:17:58 server postfix/master[29002]: fatal: bind 0.0.0.0 port 25: Address already in use
Apr 28 22:17:59 server postfix/master[29001]: fatal: daemon initialization failure
Apr 28 22:18:00 server postfix/postfix-script[29006]: fatal: mail system startup failed
Apr 28 22:18:07 server postfix/postfix-script[29141]: starting the Postfix mail system
Apr 28 22:18:07 server postfix/master[29143]: fatal: bind 0.0.0.0 port 25: Address already in use
Apr 28 22:18:08 server postfix/master[29142]: fatal: daemon initialization failure
Apr 28 22:18:09 server postfix/postfix-script[29147]: fatal: mail system startup failed