Fatal error: Uncaught Error: Class 'Symfony\Component\Debug\Exception\FlattenException' not found in C:\xampp\htdocs\lara_passport\vendor\symfony\error-handler\Exception\FlattenException.php:27 Stack trace: #0 {main} thrown in C:\xampp\htdocs\lara_passport\vendor\symfony\error-handler\Exception\FlattenException.php on line 27