#0 [internal function]: __error(2, 'chr() expects p...', '/www/htdocs/w01...', 1671, Array)
#1 vendor/tecnickcom/tcpdf/include/tcpdf_fonts.php(1671): chr('')
#2 vendor/tecnickcom/tcpdf/include/tcpdf_fonts.php(1803): TCPDF_FONTS::unichr('', true)
#3 vendor/tecnickcom/tcpdf/include/tcpdf_fonts.php(2095): TCPDF_FONTS::UTF8ArrSubString(Array, 0, 1, true)
#4 vendor/tecnickcom/tcpdf/tcpdf.php(1960): TCPDF_FONTS::utf8Bidi(Array, '', false, true, NULL)
#5 system/modules/pdf-template/pdf_hookControl.php(117): TCPDF->__construct('P', 'mm', 'A4', true)
#6 system/modules/core/modules/ModuleArticle.php(306): pdf_hookControl->myPrintArticleAsPdf(' 

#0 [internal function]: __error(2, 'getimagesize(as...', '/www/htdocs/w01...', 171, Array)
#1 vendor/tecnickcom/tcpdf/include/tcpdf_images.php(171): getimagesize('assets/images/2...')
#2 vendor/tecnickcom/tcpdf/tcpdf.php(7024): TCPDF_IMAGES::_parsejpeg('assets/images/2...')
#3 system/modules/tcpdf_ext/vendor/fpdf_tpl.php(340): TCPDF->Image('assets/images/2...', 25, 73.3375, 27.94, 39.5111111111, 'jpeg', 'https://www.ews...', 'B', false, 300, '', false, false, 0, false, false, true)
#4 vendor/tecnickcom/tcpdf/tcpdf.php(18891): FPDF_TPL->Image('assets/images/2...', 25, 73.3375, 27.94, 39.5111111111, '', 'https://www.ews...', 'B', false, 300, '', false, false, 0, false, false, true)
#5 vendor/tecnickcom/tcpdf/tcpdf.php(18278): TCPDF->openHTMLTagHandler(Array, 10, 0)
#6 system/modules/pdf-template/pdf_hookControl.php(160): TCPDF->writeHTML('