Fatal error: Uncaught Error: Class "tFPDF" not found in /opt/bitnami/apache/htdocs/common/php_lib/FPDI-2.5.0/src/Tfpdf/FpdfTpl.php:20 Stack trace: #0 {main} thrown in /opt/bitnami/apache/htdocs/common/php_lib/FPDI-2.5.0/src/Tfpdf/FpdfTpl.php on line 20