Fatal error: Uncaught TypeError: htmlspecialchars(): Argument #1 ($string) must be of type string, null given in /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/producttopdf.php:985 Stack trace: #0 /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/producttopdf.php(985): htmlspecialchars() #1 /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/producttopdf.php(594): ProductToPdf->getProductFeatures() #2 /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/classes/pdf/HTMLTemplateProductToPdf.php(36): ProductToPdf->displayPDFContent() #3 /var/www/vhosts/manelservice.com/httpdocs/classes/pdf/PDF.php(146): HTMLTemplateProductToPdf->getContent() #4 /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/producttopdf.php(254): PDFCore->render() #5 /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/controllers/front/view.php(34): ProductToPdf->renderProductPDF() #6 /var/www/vhosts/manelservice.com/httpdocs/classes/controller/Controller.php(319): ProductToPdfViewModuleFrontController->initContent() #7 /var/www/vhosts/manelservice.com/httpdocs/classes/Dispatcher.php(510): ControllerCore->run() #8 /var/www/vhosts/manelservice.com/httpdocs/index.php(28): DispatcherCore->dispatch() #9 {main} thrown in /var/www/vhosts/manelservice.com/httpdocs/modules/producttopdf/producttopdf.php on line 985