Fatal error: Uncaught Error: Class 'Nikolag\Core\CoreConfig' not found in /home/demohatinco/public_html/petmates_backend/vendor/nikolag/laravel-square/src/SquareConfig.php:15 Stack trace: #0 {main} thrown in /home/demohatinco/public_html/petmates_backend/vendor/nikolag/laravel-square/src/SquareConfig.php on line 15