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