Fatal error: Uncaught Error: Call to a member function cloneNode() on integer in C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\TreeBuilder.php:3311
Stack trace:
#0 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\TreeBuilder.php(735): HTML5_TreeBuilder->reconstructActiveFormattingElements()
#1 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\TreeBuilder.php(3528): HTML5_TreeBuilder->emitToken(Array, 6)
#2 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\TreeBuilder.php(2610): HTML5_TreeBuilder->processWithRulesFor(Array, 6)
#3 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\Tokenizer.php(2417): HTML5_TreeBuilder->emitToken(Array)
#4 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\Tokenizer.php(248): HTML5_Tokenizer->emitToken(Array)
#5 C:\xampp\htdocs\duracolor\fichatecnica\dompdf\src\Dompdf.php(494): HTML5_Tokenizer->parse()
#6 C:\xampp\htdocs\duracolor\fichatecnica\pdf.php(22): Dompdf\Dompdf->loadHtml('\r\n<html>\r\n<head...')
#7 {main}
thrown in C:\xampp\htdocs\duracolor\fichatecnica\dompdf\lib\html5lib\TreeBuilder.php on line 3311