Fatal error: Uncaught Error: Class 'WP_Rocket\Buffer\Abstract_Buffer' not found in C:\xampp\htdocs\wp-content\plugins\wp-rocket\inc\classes\Buffer\class-cache.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wp-content\plugins\wp-rocket\inc\classes\Buffer\class-cache.php on line 9