Fatal error: Uncaught Error: Interface "Mpdf\Http\ClientInterface" not found in /home/vtdemo/public_html/shaktishree/application/libraries/mpdf/src/Http/SocketHttpClient.php:9 Stack trace: #0 {main} thrown in /home/vtdemo/public_html/shaktishree/application/libraries/mpdf/src/Http/SocketHttpClient.php on line 9