diff --git a/userfront/lib/features/auth/presentation/signup_screen.dart b/userfront/lib/features/auth/presentation/signup_screen.dart
index d32673ca..20929ec4 100644
--- a/userfront/lib/features/auth/presentation/signup_screen.dart
+++ b/userfront/lib/features/auth/presentation/signup_screen.dart
@@ -6,6 +6,7 @@ import 'package:go_router/go_router.dart';
 import 'package:userfront/i18n.dart';
 import '../../../core/i18n/locale_utils.dart';
 import '../../../core/services/auth_proxy_service.dart';
+import '../../../core/ui/toast_service.dart';
 
 class SignupScreen extends StatefulWidget {
   const SignupScreen({super.key});
@@ -336,16 +337,21 @@ class _SignupScreenState extends State<SignupScreen> {
           _passwordError = tr(
             'msg.userfront.signup.password.lowercase_required',
           );
-        } else if (eStr.contains('password') && (eStr.contains('digit') || eStr.contains('number'))) {
+        } else if (eStr.contains('password') &&
+            (eStr.contains('digit') || eStr.contains('number'))) {
           _passwordError = tr('msg.userfront.signup.password.number_required');
-        } else if (eStr.contains('password') && (eStr.contains('symbol') || eStr.contains('special'))) {
+        } else if (eStr.contains('password') &&
+            (eStr.contains('symbol') || eStr.contains('special'))) {
           _passwordError = tr('msg.userfront.signup.password.symbol_required');
-        } else if (eStr.contains('password') && (eStr.contains('length') || eStr.contains('12 characters'))) {
+        } else if (eStr.contains('password') &&
+            (eStr.contains('length') || eStr.contains('12 characters'))) {
           _passwordError = tr('msg.userfront.signup.password.length_required');
         } else {
-          _passwordError = tr(
-            'msg.userfront.signup.failed',
-            params: {'error': e.toString()},
+          _showError(
+            tr(
+              'msg.userfront.signup.failed',
+              params: {'error': e.toString().replaceFirst('Exception: ', '')},
+            ),
           );
         }
       });
@@ -354,6 +360,11 @@ class _SignupScreenState extends State<SignupScreen> {
     }
   }
 
+  void _showError(String message) {
+    if (!mounted) return;
+    ToastService.error(message);
+  }
+
   void _showSuccessDialog() {
     showDialog(
       context: context,