diff --git a/web/typo3conf/ext/ep_products/Classes/Controller/TeamController.php b/web/typo3conf/ext/ep_products/Classes/Controller/TeamController.php
index 0b8fb1dd..bfa2bf48 100644
--- a/web/typo3conf/ext/ep_products/Classes/Controller/TeamController.php
+++ b/web/typo3conf/ext/ep_products/Classes/Controller/TeamController.php
@@ -55,9 +55,14 @@ class TeamController extends ActionController
 
     /**
      * @param Teammember $member
+     * @throws \TYPO3\CMS\Extbase\Mvc\Exception\StopActionException
+     * @throws \TYPO3\CMS\Extbase\Mvc\Exception\UnsupportedRequestTypeException
      */
-    public function showAction(Teammember $member)
+    public function showAction(Teammember $member = null)
     {
+        if ($member === null) {
+            $this->redirect('list');
+        }
         $this->view->assign('member', $member);
     }
 }