Fatal error: Uncaught Error: Class "Knp\Snappy\Pdf" not found in /opt/lampp/htdocs/msjsample/vendor/barryvdh/laravel-snappy/src/IlluminateSnappyPdf.php:6 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/msjsample/vendor/barryvdh/laravel-snappy/src/IlluminateSnappyPdf.php on line 6