Failed to install

I had good recommendations for trying OpenLiteSpeed and Cyberpanel. I’m doing some security testing and I needed to reinstall the panel, but it failed the attempt. Has there been any change in the installer?
My specs: CentOs 7 x64, Vultr server Miami, 2gb ram and 40gb of ssd.

Obs: I configured a user in my VPS, installed and deactivated selinux. Also, I configured iptables manually.

  1. Run installation script as root. (Not as sudo)
  2. Make sure your server hostname is not