Fatal error: Uncaught DOMException: Invalid Character Error in /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php:0 Stack trace: #0 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php(0): DOMElement->setAttribute('aufbewahren.&qu...', '') #1 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php(0): HTML5_TreeBuilder->insertElement(Array) #2 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php(0): HTML5_TreeBuilder->emitToken(Array, 6) #3 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php(0): HTML5_TreeBuilder->processWithRulesFor(Array, 6) #4 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/Tokenizer.php(0): HTML5_TreeBuilder->emitToken(Array) #5 /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/Tokenizer.php(0): HTML5_Tokenizer->emitToken(Array) #6 /var/www/vhosts/xo1287.xoserv6.de/httpd in /var/www/vhosts/xo1287.xoserv6.de/httpdocs/xo1287/ext/dompdf/lib/html5lib/TreeBuilder.php on line 0