diff --git a/frontend/src/tools/dateien.jsx b/frontend/src/tools/dateien.jsx
index ef689ad..16e5626 100644
--- a/frontend/src/tools/dateien.jsx
+++ b/frontend/src/tools/dateien.jsx
@@ -122,11 +122,19 @@ export default function Dateien({ toast, mobile }) {
       const res = await fetch(`/api/tools/dateien/${file.id}/download`, {
         headers: { Authorization: `Bearer ${localStorage.getItem('sk_token')}` }
       });
-      if (!res.ok) { toast('Download fehlgeschlagen','error'); return; }
+      if (!res.ok) {
+        const err = await res.json().catch(()=>({error:'Download fehlgeschlagen'}));
+        toast(err.error || 'Download fehlgeschlagen', 'error'); return;
+      }
       const blob = await res.blob();
       const url  = URL.createObjectURL(blob);
-      Object.assign(document.createElement('a'),{href:url,download:file.originalname}).click();
-      URL.revokeObjectURL(url);
+      const a    = document.createElement('a');
+      a.href     = url;
+      a.download = file.originalname;
+      document.body.appendChild(a);
+      a.click();
+      document.body.removeChild(a);
+      setTimeout(() => URL.revokeObjectURL(url), 1000);
     } catch(e) { toast(e.message,'error'); }
   };