I think it should be highlight into the document at least that "DON'T USED localhost.localdomain AS FQDN"
In addition I used test1.testdomain into the secound installation and it solved I think it just have problem with localhost.localdomain and it's bug and if not it's undocumented that I...
After I installed the new Proxmox VE 2.0 into the installation process I used localhost.localdomain as FQDN and I have got many problems
1- Apache not started and raise an issue with line 13 of config file that shows this file /etc/pve/local/pve-ssl.pem is missing
2- I can't login with the user...