Fatal error: Uncaught Error: Class "Webkul\Shop\Mail\Mailable" not found in /var/www/html/packages/Webkul/Shop/src/Mail/Order/ShippedNotification.php:11 Stack trace: #0 {main} thrown in /var/www/html/packages/Webkul/Shop/src/Mail/Order/ShippedNotification.php on line 11