yii\web\NotFoundHttpException Object
(
    [statusCode] => 404
    [message:protected] => Page not found.
    [string:Exception:private] => 
    [code:protected] => 0
    [file:protected] => /home/www/star/vendor/yiisoft/yii2/web/Application.php
    [line:protected] => 116
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => /home/www/star/vendor/yiisoft/yii2/base/Application.php
                    [line] => 392
                    [function] => handleRequest
                    [class] => yii\web\Application
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => /home/www/star/web/index.php
                    [line] => 18
                    [function] => run
                    [class] => yii\base\Application
                    [type] => ->
                )

        )

    [previous:Exception:private] => yii\base\InvalidRouteException Object
        (
            [message:protected] => Unable to resolve the request "".
            [string:Exception:private] => 
            [code:protected] => 0
            [file:protected] => /home/www/star/vendor/yiisoft/yii2/base/Module.php
            [line:protected] => 541
            [trace:Exception:private] => Array
                (
                    [0] => Array
                        (
                            [file] => /home/www/star/vendor/yiisoft/yii2/web/Application.php
                            [line] => 104
                            [function] => runAction
                            [class] => yii\base\Module
                            [type] => ->
                        )

                    [1] => Array
                        (
                            [file] => /home/www/star/vendor/yiisoft/yii2/base/Application.php
                            [line] => 392
                            [function] => handleRequest
                            [class] => yii\web\Application
                            [type] => ->
                        )

                    [2] => Array
                        (
                            [file] => /home/www/star/web/index.php
                            [line] => 18
                            [function] => run
                            [class] => yii\base\Application
                            [type] => ->
                        )

                )

            [previous:Exception:private] => 
        )

)