Fatal error: Uncaught Error: Class "FPDF" not found in C:\xampp\htdocs\crop_db\libs\mpdf\vendor\setasign\fpdi\fpdi_bridge.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\crop_db\libs\mpdf\vendor\setasign\fpdi\fpdi_bridge.php on line 23