Fatal error: Uncaught Error: Class 'Illuminate\Database\Grammar' not found in D:\xampp\htdocs\vendor\laravel\framework\src\Illuminate\Database\Schema\Grammars\Grammar.php:14 Stack trace: #0 {main} thrown in D:\xampp\htdocs\vendor\laravel\framework\src\Illuminate\Database\Schema\Grammars\Grammar.php on line 14