Fatal error: Uncaught Error: Interface "Psr\Http\Message\UriInterface" not found in E:\Ampps\www\CAS\vendor\mpdf\psr-http-message-shim\src\Uri.php:12 Stack trace: #0 {main} thrown in E:\Ampps\www\CAS\vendor\mpdf\psr-http-message-shim\src\Uri.php on line 12