Fatal error: Uncaught Error: Class "Illuminate\Support\Collection" not found in /home/demohost/hospital.demohost.in/vendor/spatie/laravel-medialibrary/src/Conversions/ConversionCollection.php:18 Stack trace: #0 {main} thrown in /home/demohost/hospital.demohost.in/vendor/spatie/laravel-medialibrary/src/Conversions/ConversionCollection.php on line 18