Fatal error: Uncaught Mpdf\MpdfException: WriteHTML() requires $html be an integer, float, string, boolean or an object with the __toString() magic method. in /data/sites/web/vanherck-carsbe8518/vendor/mpdf/mpdf/src/Mpdf.php:13105 Stack trace: #0 /data/sites/web/vanherck-carsbe8518/www/php/pdfauto.php(53): Mpdf\Mpdf->WriteHTML(NULL, 2) #1 {main} thrown in /data/sites/web/vanherck-carsbe8518/vendor/mpdf/mpdf/src/Mpdf.php on line 13105