Fatal error: Uncaught Spipu\Html2Pdf\Exception\HtmlParsingException: The html tag [iframe] is not known by Html2Pdf. You can create it and push it on the Html2Pdf GitHub project. in /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php:1446 Stack trace: #0 /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php(1412): Spipu\Html2Pdf\Html2Pdf->_executeAction() #1 /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php(5602): Spipu\Html2Pdf\Html2Pdf->_makeHTMLcode() #2 /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php(1444): Spipu\Html2Pdf\Html2Pdf->_tag_open_TD() #3 /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php(1398): Spipu\Html2Pdf\Html2Pdf->_executeAction() #4 /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php(600): Spipu\Html2Pdf\Html2Pdf->_makeHTMLcode() #5 /var/www/asteriks/sites/IRIS/pdf/recept.php(97): Spipu\Html2Pdf\Html2Pdf->writeHTML() #6 {main} thrown in /var/www/asteriks/system/vendor/spipu/html2pdf/src/Html2Pdf.php on line 1446