Fatal error: Uncaught Error: Class "TCPDF" not found in /var/www/html/includes/release/html2pdf-53/vendor/spipu/html2pdf/src/MyPdf.php:18 Stack trace: #0 {main} thrown in /var/www/html/includes/release/html2pdf-53/vendor/spipu/html2pdf/src/MyPdf.php on line 18