Warning: Undefined variable $factory in C:\laragon\www\pos\database\factories\UserFactory.php on line 20

Fatal error: Uncaught Error: Call to a member function define() on null in C:\laragon\www\pos\database\factories\UserFactory.php:20 Stack trace: #0 {main} thrown in C:\laragon\www\pos\database\factories\UserFactory.php on line 20