Fatal error: Uncaught Error: Class "WP_Rocket\Engine\Optimization\RUCSS\APIHandler\APIClient" not found in /home/speciale/public_html/wp-content/plugins/wp-rocket/inc/Engine/Common/PerformanceHints/WarmUp/APIClient.php:9 Stack trace: #0 {main} thrown in /home/speciale/public_html/wp-content/plugins/wp-rocket/inc/Engine/Common/PerformanceHints/WarmUp/APIClient.php on line 9