Fatal error: Uncaught Error: Class "Illuminate\Cache\Lock" not found in /home/v2appclykk/public_html/mail_manager/vendor/laravel/framework/src/Illuminate/Cache/DatabaseLock.php:9 Stack trace: #0 {main} thrown in /home/v2appclykk/public_html/mail_manager/vendor/laravel/framework/src/Illuminate/Cache/DatabaseLock.php on line 9