-               //Prevent non-admin to access here
-               $this->denyAccessUnlessGranted('ROLE_ADMIN', null, $this->translator->trans('Unable to access this page without role %role%!', ['%role%' => $this->translator->trans('Admin')]));
-
-               //Fetch doctrine
-               #$doctrine = $this->getDoctrine();
-
-               //Set section
-               $section = $this->translator->trans('Calendar oauth form');
+               //Without admin role
+               if (!$this->checker->isGranted('ROLE_ADMIN')) {
+                       //Throw 403
+                       throw $this->createAccessDeniedException($this->translator->trans('Unable to access this page without role %role%!', ['%role%' => $this->translator->trans('Admin')]));
+               }