Fatal error: Uncaught Error: Call to undefined function app() in /home/demohatinco/public_html/petmates_backend/vendor/nikolag/laravel-square/src/database/factories/ModelFactory.php:21 Stack trace: #0 {main} thrown in /home/demohatinco/public_html/petmates_backend/vendor/nikolag/laravel-square/src/database/factories/ModelFactory.php on line 21