Fatal error: Uncaught Error: Class 'Illuminate\Mail\Attachment' not found in /var/www/html/Qudrive/vendor/laravel/framework/src/Illuminate/Mail/Mailables/Attachment.php:7 Stack trace: #0 {main} thrown in /var/www/html/Qudrive/vendor/laravel/framework/src/Illuminate/Mail/Mailables/Attachment.php on line 7