Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Kernel" not found in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\Kernel.php:46 Stack trace: #0 {main} thrown in C:\xampp\htdocs\SuiteCRM-8.9.2\core\backend\Kernel.php on line 46