Fatal error: Uncaught Error: Call to undefined function Dompdf\mb_internal_encoding() in /home/lamnccom/public_html/c/sm-admin/dompdf/src/Dompdf.php:322 Stack trace: #0 /home/lamnccom/public_html/c/sm-admin/dompdf/src/Dompdf.php(294): Dompdf\Dompdf->setPhpConfig() #1 /home/lamnccom/public_html/admission/download.php(10): Dompdf\Dompdf->__construct() #2 {main} thrown in /home/lamnccom/public_html/c/sm-admin/dompdf/src/Dompdf.php on line 322