Fatal error: Uncaught Error: Class 'Illuminate\Support\Manager' not found in /home/app/htdocs/lidia/vendor/laravel/framework/src/Illuminate/Notifications/ChannelManager.php:15 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/laravel/framework/src/Illuminate/Notifications/ChannelManager.php on line 15