- Fix

common/components/activeRecordBehaviors/MetaTagBehavior.php

@@ -27,8 +27,7 @@ class MetaTagBehavior extends Behavior
 
     public function eventInit($event)
     {
-        echo Yii::$app->controller->id; die;
-        if(in_array(Yii::$app->controller->action->id, $this->actions))
+        if(isset(Yii::$app->controller) && in_array(Yii::$app->controller->action->id, $this->actions))
         {
             $langs = Languages::find()->all();