Fatal error: Uncaught Error: Class "Illuminate\Mail\Mailable" not found in C:\xampp\htdocs\addfirst\Modules\Newsletter\Emails\SubscirberSendMail.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\addfirst\Modules\Newsletter\Emails\SubscirberSendMail.php on line 10