diff --git a/web/pages/dogs/controller.php b/web/pages/dogs/controller.php
index 135f4db..8ac2f81 100644
--- a/web/pages/dogs/controller.php
+++ b/web/pages/dogs/controller.php
@@ -117,7 +117,7 @@ class Dogs extends Page {
                             if($answer['status']=='ok' && in_array($answer['filetype'],['jpeg','png','gif']))
                                 $newphoto = $answer['url'];
                             else
-                                return partial('error.html', ['errorTitle' => 'Error', 'errorMessage' => 'Fehler beim CDN Upload: '.json_decode($answer)]);
+                                return partial('error.html', ['errorTitle' => 'Error', 'errorMessage' => 'Fehler beim CDN Upload: '.json_encode($answer,true)]);
                         }
                         else
                             return partial('error.html', ['errorTitle' => 'Error', 'errorMessage' => 'Die Datei ist zu groß. Bitte eine kleinere Datei hochladen']);