yii\base\ErrorException Object
(
    [message:protected] => Attempt to read property "personnel" on null
    [string:Exception:private] => 
    [code:protected] => 2
    [file:protected] => C:\inetpub\wwwroot\MultiWeb\personnel\views\layouts\main.php
    [line:protected] => 170
    [trace:Exception:private] => Array
        (
            [0] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\personnel\views\layouts\main.php
                    [line] => 170
                    [function] => handleError
                    [class] => yii\base\ErrorHandler
                    [type] => ->
                )

            [1] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\View.php
                    [line] => 347
                    [args] => Array
                        (
                            [0] => C:\inetpub\wwwroot\MultiWeb\personnel\views\layouts\main.php
                        )

                    [function] => require
                )

            [2] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\View.php
                    [line] => 257
                    [function] => renderPhpFile
                    [class] => yii\base\View
                    [type] => ->
                )

            [3] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Controller.php
                    [line] => 422
                    [function] => renderFile
                    [class] => yii\base\View
                    [type] => ->
                )

            [4] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Controller.php
                    [line] => 408
                    [function] => renderContent
                    [class] => yii\base\Controller
                    [type] => ->
                )

            [5] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\personnel\controllers\SiteController.php
                    [line] => 110
                    [function] => render
                    [class] => yii\base\Controller
                    [type] => ->
                )

            [6] => Array
                (
                    [function] => actionIndex
                    [class] => personnel\controllers\SiteController
                    [type] => ->
                )

            [7] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\InlineAction.php
                    [line] => 57
                    [function] => call_user_func_array
                )

            [8] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Controller.php
                    [line] => 178
                    [function] => runWithParams
                    [class] => yii\base\InlineAction
                    [type] => ->
                )

            [9] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Module.php
                    [line] => 552
                    [function] => runAction
                    [class] => yii\base\Controller
                    [type] => ->
                )

            [10] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\Application.php
                    [line] => 103
                    [function] => runAction
                    [class] => yii\base\Module
                    [type] => ->
                )

            [11] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Application.php
                    [line] => 384
                    [function] => handleRequest
                    [class] => yii\web\Application
                    [type] => ->
                )

            [12] => Array
                (
                    [file] => C:\inetpub\wwwroot\MultiWeb\personnel\web\index.php
                    [line] => 18
                    [function] => run
                    [class] => yii\base\Application
                    [type] => ->
                )

        )

    [previous:Exception:private] => 
    [severity:protected] => 2
)
<pre>An Error occurred while handling another error:
yii\web\HeadersAlreadySentException: Headers already sent in C:\inetpub\wwwroot\MultiWeb\personnel\controllers\SiteController.php on line 116. in C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\Response.php:368
Stack trace:
#0 C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\Response.php(341): yii\web\Response-&gt;sendHeaders()
#1 C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\ErrorHandler.php(136): yii\web\Response-&gt;send()
#2 C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\ErrorHandler.php(135): yii\web\ErrorHandler-&gt;renderException()
#3 [internal function]: yii\base\ErrorHandler-&gt;handleException()
#4 {main}
Previous exception:
yii\web\HeadersAlreadySentException: Headers already sent in C:\inetpub\wwwroot\MultiWeb\personnel\controllers\SiteController.php on line 116. in C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\Response.php:368
Stack trace:
#0 C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\web\Response.php(341): yii\web\Response-&gt;sendHeaders()
#1 C:\inetpub\wwwroot\MultiWeb\vendor\yiisoft\yii2\base\Application.php(390): yii\web\Response-&gt;send()
#2 C:\inetpub\wwwroot\MultiWeb\personnel\web\index.php(18): yii\base\Application-&gt;run()
#3 {main}</pre>