Hi, I just upgraded my Plesk 11.5 on Plesk version: 12.0.18 Update #9 , and after the upgrade the Postfix stop working. And forwarding, receiving is not working at all and I am getting message bellow. Can anybody help me how to fix it?
OS: CentOS 6.5 (Final)
Plesk version: 12.0.18 Update #9...