after trying to install SP Page Builder Pro 3.8.6 on my joomla website,
i am not able to browse the site anymore and it shows this message on the admin page
Class 'Joomla\CMS\Factory' not found
and i get this message on the website
Class 'Joomla\CMS\HTML\HTMLHelper' not found
its the exact error as mentioned in this support ticket:
https://www.joomshaper.com/forum/question/5723
but there was no resolution
the site is down. any help would be appreciated