Fatal error: Uncaught Error: Class 'WP_REST_Posts_Controller' not found in /var/www/html/public/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php:17 Stack trace: #0 /var/www/html/public/wp-settings.php(228): require() #1 /var/www/html/public/wp-config.php(103): require_once('/var/www/html/p...') #2 /var/www/html/public/wp-load.php(37): require_once('/var/www/html/p...') #3 /var/www/html/public/wp-blog-header.php(13): require_once('/var/www/html/p...') #4 /var/www/html/public/index.php(17): require('/var/www/html/p...') #5 {main} thrown in /var/www/html/public/wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php on line 17