Mail server stopped working after v2.1.1 upgrade — CyberPanel - WebHosting Control Panel for OpenLiteSpeed

Mail server stopped working after v2.1.1 upgrade

My mail server suddenly stopped working… can’t login through rainloop, nor can I add it to any mail client, it just outright can’t connect to the mail server. I’ve restarted, made sure the port is open in the firewall, deleted and re-created the emails, re-ran the CyberPanel upgrade script to no avail. It used to work fine and nothing was changed since apart from the upgrade to v2.1.1


  • There are some issues with the certificates - after the update i get a selft signed certificate for the mail server, and i cannot connect to it anymore. I think this is a wide issue, hope it will be solved
  • I was able to generate the ssl using this:
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