diff --git a/src/app/(main)/project/[project_id]/page.tsx b/src/app/(main)/project/[project_id]/page.tsx
index 3348b482..4c3f4baf 100644
--- a/src/app/(main)/project/[project_id]/page.tsx
+++ b/src/app/(main)/project/[project_id]/page.tsx
@@ -85,6 +85,7 @@ export default function Chat(params: { params: { project_id: string } }) {
     {
       retry: false,
       onSuccess: async (data, vars) => {
+        if (!data) return;
         setChatID(data.external_id);
         await queryClient.invalidateQueries(["chats"]);
         setIsTyping(false);