Fatal error: Uncaught Error: Class 'SebastianBergmann\Type\Type' not found in C:\xampp\htdocs\rabani-laravel-firebird\vendor\sebastian\type\src\UnionType.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\rabani-laravel-firebird\vendor\sebastian\type\src\UnionType.php on line 16