Fatal error: Uncaught Error: Class "Illuminate\Support\Collection" not found in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Collection.php:19 Stack trace: #0 {main} thrown in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Collection.php on line 19