Fatal error: Uncaught Error: Interface "Spatie\LaravelPdf\Encryption\PdfEncrypter" not found in C:\xampp\htdocs\emailer2\vendor\spatie\laravel-pdf\src\Encryption\DefaultPdfEncrypter.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\emailer2\vendor\spatie\laravel-pdf\src\Encryption\DefaultPdfEncrypter.php on line 11