Fatal error: Uncaught Error: Class 'Dompdf\FrameReflower\Block' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\dompdf\src\FrameReflower\TableCell.php:18 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\dompdf\src\FrameReflower\TableCell.php on line 18