Fatal error: Uncaught Error: Interface 'Dompdf\Canvas' not found in /home/bitrix/www/local.old/php_interface.old/libraries/dompdf/src/Adapter/PDFLib.php:34 Stack trace: #0 {main} thrown in /home/bitrix/www/local.old/php_interface.old/libraries/dompdf/src/Adapter/PDFLib.php on line 34