From: "Maarten v. Riessen" <mvr at t dash g dash i dot nl>
> When i add an IP adress to the "Services: Captive portal: Allowed IP
> Addresses" and press apply get this error:
> Warning: array_unique(): The argument should be an array in...
Captive portal must be enabled first. You can add it, but you can't apply a
rule to a service not running.