Issue Litespeed WebAdmin Console Not Accessible

[matthewshields]

Server operating system version

Ubuntu 20.04 x64

Plesk version and microupdate number

Plesk Obsidian Version 18.0.45 Update #2

When I try to access the Litespeed WebAdmin Console I receive a "This site can’t be reached" error. I disabled the firewall but that didn't help. Thanks.

Vultr, Ubuntu 20.04 x64, Plesk Obsidian Version 18.0.45 Update #2