Fatal error: Uncaught Error: Class 'Illuminate\Support\Manager' not found in C:\xampp7\htdocs\sigpkl\vendor\laravel\socialite\src\SocialiteManager.php:22 Stack trace: #0 {main} thrown in C:\xampp7\htdocs\sigpkl\vendor\laravel\socialite\src\SocialiteManager.php on line 22