diff --git a/static/demos/light-dark-demo-4/sw.js b/static/demos/light-dark-demo-4/sw.js
index addfb5f..66945c2 100644
--- a/static/demos/light-dark-demo-4/sw.js
+++ b/static/demos/light-dark-demo-4/sw.js
@@ -23,13 +23,6 @@ async function handle_redirect(req){
     const go_back_to = req.headers.get('Referer') || '/';;
     const db_req = self.indexedDB.open("light-dark-store");
 
-    db_req.onerror = (event) => {
-            console.error("Database error:", event);
-            resolve(new Response("Database error", {
-                status: 302,
-                headers: { 'Location': go_back_to }
-            }));
-        };
 
     const up_promise = new Promise((res)=>{
         db_req.onupgradeneeded = (event) => {
@@ -38,6 +31,10 @@ async function handle_redirect(req){
         }
     });
     const suc_promise = new Promise((res)=>{
+        db_req.onerror = (event) => {
+                console.error("Database error:", event);
+                res()
+        };
         db_req.onsuccess = (event) => {
             const db = event.target.result;
             const transaction = db.transaction("light-dark-store", "readwrite");