Fatal error: Uncaught Error: Class 'Illuminate\Database\Connection' not found in /home/kingelearn/public_html/vendor/laravel/framework/src/Illuminate/Database/MySqlConnection.php:16 Stack trace: #0 {main} thrown in /home/kingelearn/public_html/vendor/laravel/framework/src/Illuminate/Database/MySqlConnection.php on line 16