[Samba] failed to start samba-ad-dc.service

[Maurizio Caloro]

hello
i need little help to install me "bullseye-samba415" from van-bell, i 
have now do every step from this.
  >https://github.com/thctlo/samba4/blob/master/howtos/stretch-base-2.0-samba-minimal-ad.txt#L305
but after i cam to the point to restart the service it will appair this, 
the samba-ad-dc dont start.
     >systemctl restart bind9 ntp samba-ad-dc

thanks for help
maurizio

● samba-ad-dc.service - Samba AD Daemon
      Loaded: loaded (/lib/systemd/system/samba-ad-dc.service; enabled; 
vendor preset: enabled)
      Active: failed (Result: exit-code) since Thu 2022-07-14 19:58:55 
BST; 8s ago
        Docs: man:samba(8)
              man:samba(7)
              man:smb.conf(5)
     Process: 914 ExecStart=/usr/sbin/samba --foreground 
--no-process-group $SAMBAOPTIONS (code=exited, status=1/FAILURE)
    Main PID: 914 (code=exited, status=1/FAILURE)
      Status: "samba: ready to serve connections..."
         CPU: 566ms

Jul 14 19:58:55 TestAD samba[996]: [2022/07/14 19:58:55.584415,  0] 
../../source4/samba/service_stream.c:372(stream_setup_sock>
Jul 14 19:58:55 TestAD samba[996]:   stream_setup_socket: Failed to 
listen on 0.0.0.0:53 - NT_STATUS_ADDRESS_ALREADY_ASSOCIATED
Jul 14 19:58:55 TestAD samba[996]: [2022/07/14 19:58:55.584444,  0] 
../../source4/dns_server/dns_server.c:648(dns_add_socket)
Jul 14 19:58:55 TestAD samba[996]:   Failed to bind to 0.0.0.0:53 TCP - 
NT_STATUS_ADDRESS_ALREADY_ASSOCIATED
Jul 14 19:58:55 TestAD samba[996]: [2022/07/14 19:58:55.584456,  0] 
../../source4/samba/service_task.c:36(task_server_terminat>
Jul 14 19:58:55 TestAD samba[996]:   task_server_terminate: 
task_server_terminate: [dns failed to setup interfaces]
Jul 14 19:58:55 TestAD samba[914]: [2022/07/14 19:58:55.585149,  0] 
../../source4/samba/server.c:392(samba_terminate)
Jul 14 19:58:55 TestAD samba[914]:   samba_terminate: samba_terminate of 
samba 914: dns failed to setup interfaces
Jul 14 19:58:55 TestAD systemd[1]: samba-ad-dc.service: Main process 
exited, code=exited, status=1/FAILURE
Jul 14 19:58:55 TestAD systemd[1]: samba-ad-dc.service: Failed with 
result 'exit-code'.
root at TestAD:/etc/samba#
root at TestAD:/etc/samba#
root at TestAD:/etc/samba#
root at TestAD:/etc/samba# kinit administrator
kinit: Cannot find KDC for realm "CALORO.M" while getting initial 
credentials
root at TestAD:/etc/samba#