From 1eb5bac10bca9d2b901091565cbd8c14e0ef9e4e Mon Sep 17 00:00:00 2001
From: Vibhu Tomer <vibhutomer25@gmail.com>
Date: Mon, 11 May 2026 14:28:17 +0000
Subject: [PATCH] fix(firestore): add exists check to prevent crash on
 undefined document download

---
 Govt-Billing-React/src/firebase/firestore.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Govt-Billing-React/src/firebase/firestore.ts b/Govt-Billing-React/src/firebase/firestore.ts
index bf8cd1b..e6f2c96 100644
--- a/Govt-Billing-React/src/firebase/firestore.ts
+++ b/Govt-Billing-React/src/firebase/firestore.ts
@@ -79,6 +79,9 @@ const downloadFileFromFirebase = async (userId, key, onSuccess) => {
     const local = new Local();
     const getFile = async () => {
       const docSnapshot = await getDoc(doc(db, "invoices", `${userId}-${key}`));
+      if (!docSnapshot.exists()) {
+        throw new Error("File not found on the server. It may have been deleted.");
+      }
       const data = docSnapshot.data();
       delete data["owner"];
       return data;