Fatal error: Uncaught Error: Class 'Dompdf\Frame' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\dompdf\src\FrameDecorator\AbstractFrameDecorator.php:30 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\dompdf\src\FrameDecorator\AbstractFrameDecorator.php on line 30