Fatal error: Uncaught Error: Class 'WPaaS\Admin\Block_Editor' not found in /var/www/wp-content/mu-plugins/gd-system-plugin.php:126 Stack trace: #0 /var/www/wp-content/mu-plugins/gd-system-plugin/includes/trait-singleton.php(29): WPaaS\Plugin->__construct() #1 /var/www/wp-content/mu-plugins/gd-system-plugin/includes/autoload.php(61): WPaaS\Plugin::load() #2 /var/www/wp-content/mu-plugins/gd-system-plugin.php(200): WPaaS\plugin() #3 /var/www/wp-settings.php(308): include_once('/var/www/wp-con...') #4 /var/www/wp-config.php(102): require_once('/var/www/wp-set...') #5 /var/www/wp-load.php(37): require_once('/var/www/wp-con...') #6 /var/www/wp-blog-header.php(13): require_once('/var/www/wp-loa...') #7 /var/www/index.php(17): require('/var/www/wp-blo...') #8 {main} thrown in /var/www/wp-content/mu-plugins/gd-system-plugin.php on line 126