==== REQUIRED BASIC INFO OF YOUR IREDMAIL SERVER ====
- iRedMail version (check /etc/iredmail-release): 1.7.1 MARIADB edition
- Deployed with iRedMail Easy or the downloadable installer? iRedMail.sh script
- Linux/BSD distribution name and version: Ubuntu 24.04.1 LTS
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Web server (Apache or Nginx): Nginx
- Manage mail accounts with iRedAdmin-Pro? Free version
- [IMPORTANT] Related original log or error message is required if you're experiencing an issue.
====

Dear all,

this is my error,

root@mail:# systemctl status postfix@-.service
× postfix@-.service - Postfix Mail Transport Agent (instance -)
     Loaded: loaded (/usr/lib/systemd/system/postfix@.service; enabled-runtime; preset: enabled)
     Active: failed (Result: exit-code) since Tue 2024-12-17 02:19:24 UTC; 5min ago
       Docs: man:postfix(1)
    Process: 6587 ExecStartPre=/usr/lib/postfix/configure-instance.sh - (code=exited, status=1/FAILURE)
        CPU: 66ms

logs :

2024-12-17T02:10:12.646494+00:00 mail systemd[1]: Starting postfix.service - Postfix Mail Transport Agent...
2024-12-17T02:10:12.647457+00:00 mail systemd[1]: Finished postfix.service - Postfix Mail Transport Agent.
2024-12-17T02:10:31.169644+00:00 mail systemd[1]: Starting postfix@-.service - Postfix Mail Transport Agent (instance -)...
2024-12-17T02:10:31.235102+00:00 mail systemd[1]: postfix@-.service: Control process exited, code=exited, status=1/FAILURE
2024-12-17T02:10:31.235216+00:00 mail systemd[1]: postfix@-.service: Failed with result 'exit-code'.
2024-12-17T02:10:31.235426+00:00 mail systemd[1]: Failed to start postfix@-.service - Postfix Mail Transport Agent (instance -).

root@mail:# systemctl --failed
  UNIT              LOAD   ACTIVE SUB    DESCRIPTION
● postfix@-.service loaded failed failed Postfix Mail Transport Agent (instance -)