Fatal error: Uncaught Error: Class 'tFPDF' not found in /opt/lampp/htdocs/tienda.apirest/vendor/setasign/fpdi/src/Tfpdf/FpdfTpl.php:20 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/tienda.apirest/vendor/setasign/fpdi/src/Tfpdf/FpdfTpl.php on line 20