Notice: Undefined variable: factory in C:\xampp\htdocs\crm\database\factories\ModelFactory.php on line 14

Fatal error: Uncaught Error: Call to a member function define() on null in C:\xampp\htdocs\crm\database\factories\ModelFactory.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\crm\database\factories\ModelFactory.php on line 14