Fatal error: Uncaught Error: Interface 'Laravel\Socialite\Contracts\Provider' not found in C:\xampp\htdocs\iglooapp\vendor\laravel\socialite\src\One\AbstractProvider.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\iglooapp\vendor\laravel\socialite\src\One\AbstractProvider.php on line 12