A customer cannot enable web hosting for their domain in POA Customer Control Panel, the following error message is displayed when clicking the Add Hosting link:
Web Hosting Changing Failed: Cannot change web hosting, there are no apropriate resources available
See screenshot below for more details:
The customer's hosting subscriptions do not have any type of website resource available.
Check limits for web hosting resources in customer's hosting subscription(s).
This can be done either in POA Provider Control Panel, or in Customer Control Panel panel.
In Provider CP:
Top > Operations Director > Subscription Manager > select subscription > open the 'Resources' tab
In Customer CP:
My Account > Subscriptions > select subscription > open the 'Resources' tab.