yii\base\Model::afterValidate PHP Method

    public function afterValidate()
    {
        $this->trigger(self::EVENT_AFTER_VALIDATE);
    }

 /**
  * @inheritdoc
  */
 public function afterValidate()
 {
     if (!$this->dashboardPanel->validate()) {
         $this->addError(null);
     }
     parent::afterValidate();
 }