Apply suggestion to Classes/Controller/FeatureController.php

Classes/Controller/FeatureController.php

@@ -45,7 +45,7 @@ class FeatureController extends \TYPO3\CMS\Extbase\Mvc\Controller\ActionControll
     {
 
         if ($this->settings['featurearea'] != "") {
-            $featureArea = $this->featureAreaRepository->findByUid($this->settings['featurearea']);
+            $featureArea = $this->featureAreaRepository->findByUid((int)$this->settings['featurearea']);
             $this->view->assign('featureArea', $featureArea);
         }