Fatal error: Uncaught yii\base\InvalidConfigException: The "id" configuration for the Application is required. in /home/wwwroot/pcj/vendor/yiisoft/yii2/base/Application.php:221 Stack trace: #0 /home/wwwroot/pcj/vendor/yiisoft/yii2/base/Application.php(203): yii\base\Application->preInit() #1 /home/wwwroot/pcj/web/index.php(20): yii\base\Application->__construct() #2 {main} thrown in /home/wwwroot/pcj/vendor/yiisoft/yii2/base/Application.php on line 221