Fatal error: Uncaught Spipu\Html2Pdf\Exception\HtmlParsingException: The HTML tag [<2- Impedance 50 Ohm- Front to back ratio >] provided is invalid in /var/www/project/shop-system/vendor/spipu/html2pdf/src/Parsing/TagParser.php:44 Stack trace: #0 /var/www/project/shop-system/vendor/spipu/html2pdf/src/Parsing/Html.php(245): Spipu\Html2Pdf\Parsing\TagParser->analyzeTag('<2- Impedance 5...') #1 /var/www/project/shop-system/vendor/spipu/html2pdf/src/Parsing/Html.php(94): Spipu\Html2Pdf\Parsing\Html->getTagAction(Object(Spipu\Html2Pdf\Parsing\Token), Array) #2 /var/www/project/shop-system/vendor/spipu/html2pdf/src/Html2Pdf.php(599): Spipu\Html2Pdf\Parsing\Html->parse(Array) #3 /var/www/project/shop-system/ext/html2pdf/html2pdf.php(35): Spipu\Html2Pdf\Html2Pdf->writeHTML('<page backleft=...', false) #4 /var/www/project/shop-system/ext/varia/class/pdf.php(146): varia_html2pdf->writeHTML('<style type="te...') #5 /var/www/project/shop-system/ext/varia/page/api.php(530): varia_class_pdf->output('ITE-SEC2450G10D...') #6 /var/www/pro in /var/www/project/shop-system/vendor/spipu/html2pdf/src/Parsing/TagParser.php on line 44