diff --git a/lib/pages/qr_code_page/qr_code_page_widget.dart b/lib/pages/qr_code_page/qr_code_page_widget.dart
index cb30c56f..d02e5f12 100644
--- a/lib/pages/qr_code_page/qr_code_page_widget.dart
+++ b/lib/pages/qr_code_page/qr_code_page_widget.dart
@@ -324,8 +324,9 @@ class _QrCodePageWidgetState extends State<QrCodePageWidget> with TickerProvider
   Future<void> _showBiometricsAuth(BuildContext context) async {
     await BiometricHelper.checkBiometrics()
         .then((value) async => await BiometricHelper.authenticateBiometric().then((value) async {
-              final key =
-                  await StorageHelper().get(SecureStorageKey.fingerprintPass.value, Storage.SecureStorage) ?? '';
+          if (value == false) throw Exception('Biometric authentication failed');
+              final key = await StorageHelper().get(SecureStorageKey.fingerprintPass.value, Storage.SecureStorage);
+              if (key == null || key.isEmpty) throw Exception('No key found');
               safeSetState(() {
                 if (animationsMap['barcodeOnActionTriggerAnimation'] != null) {
                   animationsMap['barcodeOnActionTriggerAnimation']!.controller.stop();