Fatal error: Uncaught Error: Class 'Illuminate\Contracts\Database\ModelIdentifier' not found in /home/fantasticerp/cosmetics.fantasticerp.com/vendor/darryldecode/cart/tests/helpers/MockProduct.php:6 Stack trace: #0 {main} thrown in /home/fantasticerp/cosmetics.fantasticerp.com/vendor/darryldecode/cart/tests/helpers/MockProduct.php on line 6