Fatal error: Uncaught TypeError: chr(): Argument #1 ($codepoint) must be of type int, string given in /home/pni/wms/vendor/autoloaded-api/tcpdf/include/tcpdf_fonts.php:1671 Stack trace: #0 /home/pni/wms/vendor/autoloaded-api/tcpdf/include/tcpdf_fonts.php(1671): chr() #1 /home/pni/wms/vendor/autoloaded-api/tcpdf/include/tcpdf_fonts.php(1803): TCPDF_FONTS::unichr() #2 /home/pni/wms/vendor/autoloaded-api/tcpdf/include/tcpdf_fonts.php(2095): TCPDF_FONTS::UTF8ArrSubString() #3 /home/pni/wms/vendor/autoloaded-api/tcpdf/tcpdf.php(1960): TCPDF_FONTS::utf8Bidi() #4 /home/pni/wms/vendor/Lib3rdParty/library/Spipu/Html2Pdf/MyPdf.php(52): TCPDF->__construct() #5 /home/pni/wms/vendor/Lib3rdParty/library/Spipu/Html2Pdf/Html2Pdf.php(202): Spipu\Html2Pdf\MyPdf->__construct() #6 phar:///home/pni/wms/vendor/ProjectLibraries/ProjectCore.phar/Html2Pdf/HtmlCombiner.php(11): Spipu\Html2Pdf\Html2Pdf->__construct() #7 phar:///home/pni/wms/vendor/ProjectLibraries/WMS.phar/SingleProductAbstract.php(1236): ProjectCore\Html2Pdf\HtmlCombiner::get() #8 phar:///home/pni/wms/vendor/ProjectLibraries/WMS.phar/SingleProductAbstract.php(1239): WMS\SingleProductAbstract->getPdfContent() #9 /home/pni/wms/cart/module/BpeProducts/src/BpeProducts/Controller/BpeProductsController.php(2079): WMS\SingleProductAbstract->savePdf() #10 /home/pni/wms/cart/module/BpeProducts/src/BpeProducts/Controller/BpeProductsController.php(2088): BpeProducts\Controller\BpeProductsController->getProductPdfContent() #11 /home/pni/wms/cart/module/BpeProducts/src/BpeProducts/Controller/BpeProductsController.php(2007): BpeProducts\Controller\BpeProductsController->getPdfResponse() #12 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Controller/AbstractActionController.php(81): BpeProducts\Controller\BpeProductsController->viewAction() #13 [internal function]: Zend\Mvc\Controller\AbstractActionController->onDispatch() #14 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(444): call_user_func() #15 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(205): Zend\EventManager\EventManager->triggerListeners() #16 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Controller/AbstractController.php(116): Zend\EventManager\EventManager->trigger() #17 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/DispatchListener.php(93): Zend\Mvc\Controller\AbstractController->dispatch() #18 [internal function]: Zend\Mvc\DispatchListener->onDispatch() #19 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(444): call_user_func() #20 /home/pni/wms/vendor/ZF2/library/Zend/EventManager/EventManager.php(205): Zend\EventManager\EventManager->triggerListeners() #21 /home/pni/wms/vendor/ZF2/library/Zend/Mvc/Application.php(314): Zend\EventManager\EventManager->trigger() #22 /home/pni/public_html/index.php(48): Zend\Mvc\Application->run() #23 {main} thrown in /home/pni/wms/vendor/autoloaded-api/tcpdf/include/tcpdf_fonts.php on line 1671