diff --git a/src/Controller/Booking/IndexController.php b/src/Controller/Booking/IndexController.php
index d5fcae4..c7241b7 100644
--- a/src/Controller/Booking/IndexController.php
+++ b/src/Controller/Booking/IndexController.php
@@ -5,7 +5,9 @@ namespace App\Controller\Booking;
 use App\BusProNet\ApiClient;
 use App\BusProNet\Exception\ApiClientException;
 use App\BusProNet\Model\BaseData;
+use App\BusProNet\Model\Notification;
 use App\BusProNet\XmlLoader\TravelLoader;
+use Psr\Log\LoggerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
 use Symfony\Bundle\SecurityBundle\Security;
 use Symfony\Component\HttpFoundation\Request;
@@ -19,6 +21,7 @@ class IndexController extends AbstractController
         private readonly ApiClient $apiClient,
         private readonly TravelLoader $travelDataLoader,
         private readonly Security $security,
+        private readonly LoggerInterface $logger,
     ) {
     }
 
@@ -38,6 +41,17 @@ class IndexController extends AbstractController
             $this->addFlash('error', 'Buchungen nicht abrufbar');
             $bookings = new BaseData([]);
         }
+
+        if ($bookings instanceof Notification) {
+            $this->logger->error('Unable to fetch bookings data', [
+                'code' => $bookings->code,
+                'error' => $bookings->message,
+            ]);
+
+            $this->addFlash('error', 'Buchungen nicht abrufbar');
+            $bookings = new BaseData([]);
+        }
+
         $this->travelDataLoader->patchBookings($bookings);
 
         return $this->render('booking/index.html.twig', [
diff --git a/src/Controller/PersonalDataController.php b/src/Controller/PersonalDataController.php
index 7067c6a..3c2a438 100644
--- a/src/Controller/PersonalDataController.php
+++ b/src/Controller/PersonalDataController.php
@@ -4,6 +4,7 @@ namespace App\Controller;
 
 use App\BusProNet\ApiClient;
 use App\BusProNet\Exception\ApiClientException;
+use App\BusProNet\Model\Notification;
 use App\BusProNet\Model\PersonalData;
 use App\Form\PersonalDataType;
 use Psr\Log\LoggerInterface;
@@ -42,6 +43,16 @@ class PersonalDataController extends AbstractController
             $personalData = new PersonalData();
         }
 
+        if ($personalData instanceof Notification) {
+            $this->logger->error('Unable to fetch personal data', [
+                'code' => $personalData->code,
+                'error' => $personalData->message,
+            ]);
+
+            $this->addFlash('error', 'Deine persönlichen Daten konnten nicht abgerufen werden');
+            $personalData = new PersonalData();
+        }
+
         $personalDataForm = $this->createForm(PersonalDataType::class, $personalData, [
             'attr' => ['novalidate' => 'novalidate'],
         ]);