diff --git a/src/pages/birthday-setup/birthday-setup.ts b/src/pages/birthday-setup/birthday-setup.ts
index 8a1e57f..c551f07 100644
--- a/src/pages/birthday-setup/birthday-setup.ts
+++ b/src/pages/birthday-setup/birthday-setup.ts
@@ -5,8 +5,18 @@
 
 import { checkPBKDF2Key, checkWalletWithRetries } from '../../utils/prerequisites.utils';
 
+let isInitializing = false;
+
 document.addEventListener('DOMContentLoaded', async () => {
+    if (isInitializing) {
+        console.log('⚠️ Birthday setup page already initializing, skipping...');
+        return;
+    }
+
+    isInitializing = true;
     console.log('🎂 Birthday setup page loaded');
+    console.log('🔍 Current URL:', window.location.href);
+    console.log('🔍 Referrer:', document.referrer);
 
     const status = document.getElementById('status') as HTMLDivElement;
     const progressBar = document.getElementById('progressBar') as HTMLDivElement;
@@ -167,6 +177,8 @@ document.addEventListener('DOMContentLoaded', async () => {
     } catch (error) {
         console.error('❌ Error during birthday setup:', error);
         updateStatus('❌ Erreur lors de la configuration de la date anniversaire', 'error');
+    } finally {
+        isInitializing = false;
     }
 
     // Gestion du bouton continuer
diff --git a/src/services/service.ts b/src/services/service.ts
index 2fea83e..486b221 100755
--- a/src/services/service.ts
+++ b/src/services/service.ts
@@ -2315,7 +2315,7 @@ export default class Services {
       // Check if wallet is already synchronized
       const lastScan = device.sp_wallet.last_scan || 0;
       const isSynchronized = lastScan >= this.currentBlockHeight;
-      
+
       if (isSynchronized) {
         console.log(`✅ Wallet already synchronized (last_scan: ${lastScan}, current: ${this.currentBlockHeight})`);
         return;