Fatal error: Uncaught Spipu\Html2Pdf\Exception\HtmlParsingException: The html tag [button] is not known by Html2Pdf. You can create it and push it on the Html2Pdf GitHub project. in /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php:1441 Stack trace: #0 /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php(1407): Spipu\Html2Pdf\Html2Pdf->_executeAction(Object(Spipu\Html2Pdf\Parsing\Node)) #1 /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php(3123): Spipu\Html2Pdf\Html2Pdf->_makeHTMLcode() #2 /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php(1439): Spipu\Html2Pdf\Html2Pdf->_tag_open_DIV(Array) #3 /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php(1407): Spipu\Html2Pdf\Html2Pdf->_executeAction(Object(Spipu\Html2Pdf\P in /kunden/205844_53332/immofriederich/wp-content/plugins/wp-immo-manager-pro/vendor/spipu/html2pdf/src/Html2Pdf.php on line 1441