diff --git a/app/leadspeicher/page.tsx b/app/leadspeicher/page.tsx
index a48f503..1700bf9 100644
--- a/app/leadspeicher/page.tsx
+++ b/app/leadspeicher/page.tsx
@@ -443,6 +443,9 @@ export default function LeadVaultPage() {
         setLeads(data.leads);
         setTotal(data.total);
         setPages(data.pages);
+      } else {
+        const err = await res.json().catch(() => ({})) as { error?: string };
+        toast.error(`Leads konnten nicht geladen werden: ${err.error || res.status}`);
       }
     } finally {
       setLoading(false);