fix error: the "see more" link was not showed

Controller/SingleTaskController.php

@@ -389,7 +389,7 @@ class SingleTaskController extends Controller
             $params['person'] = $person;
         } elseif (!empty($request->query->get('center_id', NULL))) {
             $center = $centerRepository->find($request->query->getInt('center_id'));
-            dump($center);
+            
             if ($center === null) {
                 throw $this->createNotFoundException('center not found');
             }