In new installation of quickstart template, next error shows after try to save existing page
https://www.joomshaper.com/joomla-templates/konstra
I have all commpatible versions
Updates
Latest Version Of Joomla 5.1.4
Version 2.0.2
Updates
Latest Version Of Joomla v4.4.8
PHP 8 Compatibility
Latest Version of SP Page Builder v5.3.8
also i was reinstall SP Page Builder v5.3.8 like see in next joomshaper forum post, but error still.
I share you admin credentials in hidden content area of this post
thanks in advance