Please note, the Sitebuilder feature in cPanel is only available on the Shared Linux packages, Bronze Pro and above.
It is not available on any Windows hosted packages. This error occurs when you are trying to access it from a Windows package.
You can easily change to a different hosting package that supports this feature.
If you require further assistance,
please send a message to our WhatsApp helpline: https://whatsapp.afrihost.com
or visit our Help Centre: https://help.afrihost.com/
or see our FAQ page: http://faq.afrihost.com