Fatal error: Uncaught Error: Class 'Illuminate\Cache\Events\CacheEvent' not found in /home/edmedu/www/hana-edu.co.kr/sf4l/vendor/laravel/framework/src/Illuminate/Cache/Events/CacheHit.php:5 Stack trace: #0 {main} thrown in /home/edmedu/www/hana-edu.co.kr/sf4l/vendor/laravel/framework/src/Illuminate/Cache/Events/CacheHit.php on line 5