diff --git a/app/lib/ui/flow/setting/contact_support/contact_support_screen.dart b/app/lib/ui/flow/setting/contact_support/contact_support_screen.dart
index aabc43aa..ee33ef6b 100644
--- a/app/lib/ui/flow/setting/contact_support/contact_support_screen.dart
+++ b/app/lib/ui/flow/setting/contact_support/contact_support_screen.dart
@@ -13,6 +13,7 @@ import 'package:style/indicator/progress_indicator.dart';
 import 'package:style/text/app_text_dart.dart';
 import 'package:style/text/app_text_field.dart';
 import 'package:yourspace_flutter/domain/extenstions/context_extenstions.dart';
+import 'package:yourspace_flutter/ui/components/error_snakebar.dart';
 import 'package:yourspace_flutter/ui/flow/setting/contact_support/contact_support_view_model.dart';
 
 import '../../../components/app_page.dart';
@@ -33,6 +34,7 @@ class _ContactSupportScreenState extends ConsumerState<ContactSupportScreen> {
     notifier = ref.watch(contactSupportViewStateProvider.notifier);
     final state = ref.watch(contactSupportViewStateProvider);
     _observePop();
+    _observeError();
 
     return AppPage(
       title: context.l10n.contact_support_title,
@@ -206,4 +208,12 @@ class _ContactSupportScreenState extends ConsumerState<ContactSupportScreen> {
       }
     });
   }
+
+  void _observeError() {
+    ref.listen(contactSupportViewStateProvider.select((state) => state.error), (previous, next) {
+      if (next != null) {
+        showErrorSnackBar(context, next.toString());
+      }
+    });
+  }
 }
diff --git a/app/lib/ui/flow/setting/profile/profile_screen.dart b/app/lib/ui/flow/setting/profile/profile_screen.dart
index 9e1a4cb0..dc697c6f 100644
--- a/app/lib/ui/flow/setting/profile/profile_screen.dart
+++ b/app/lib/ui/flow/setting/profile/profile_screen.dart
@@ -22,6 +22,7 @@ import 'package:yourspace_flutter/ui/flow/setting/profile/profile_view_model.dar
 import '../../../../gen/assets.gen.dart';
 import '../../../components/action_bottom_sheet.dart';
 import '../../../components/alert.dart';
+import '../../../components/error_snakebar.dart';
 
 class ProfileScreen extends ConsumerStatefulWidget {
   const ProfileScreen({super.key});
@@ -40,6 +41,7 @@ class _ProfileScreenState extends ConsumerState<ProfileScreen> {
     final state = ref.watch(editProfileViewStateProvider);
     _observePop();
     _observeAccountDeleted();
+    _observeError();
 
     return AppPage(
       title: context.l10n.edit_profile_title,
@@ -301,4 +303,12 @@ class _ProfileScreenState extends ConsumerState<ProfileScreen> {
       }
     });
   }
+
+  void _observeError() {
+    ref.listen(editProfileViewStateProvider.select((state) => state.error), (previous, next) {
+      if (next != null) {
+        showErrorSnackBar(context, next.toString());
+      }
+    });
+  }
 }
diff --git a/app/lib/ui/flow/setting/setting_screen.dart b/app/lib/ui/flow/setting/setting_screen.dart
index 3f233969..e0c83acb 100644
--- a/app/lib/ui/flow/setting/setting_screen.dart
+++ b/app/lib/ui/flow/setting/setting_screen.dart
@@ -8,9 +8,9 @@ import 'package:style/extenstions/context_extenstions.dart';
 import 'package:style/indicator/progress_indicator.dart';
 import 'package:style/text/app_text_dart.dart';
 import 'package:yourspace_flutter/domain/extenstions/context_extenstions.dart';
-import 'package:yourspace_flutter/domain/extenstions/widget_extensions.dart';
 import 'package:yourspace_flutter/ui/app_route.dart';
 import 'package:yourspace_flutter/ui/components/app_page.dart';
+import 'package:yourspace_flutter/ui/components/error_snakebar.dart';
 import 'package:yourspace_flutter/ui/components/resume_detector.dart';
 import 'package:yourspace_flutter/ui/flow/setting/setting_view_model.dart';
 
@@ -26,19 +26,12 @@ class SettingScreen extends ConsumerStatefulWidget {
 class _SettingScreenState extends ConsumerState<SettingScreen> {
   late SettingViewNotifier notifier;
 
-  @override
-  void initState() {
-    super.initState();
-    runPostFrame(() {
-      notifier = ref.watch(settingViewStateProvider.notifier);
-      notifier.getUserSpace();
-    });
-  }
-
   @override
   Widget build(BuildContext context) {
+    notifier = ref.watch(settingViewStateProvider.notifier);
     final state = ref.watch(settingViewStateProvider);
     _observeLogOut();
+    _observeError();
 
     return AppPage(
       title: context.l10n.settings_title,
@@ -310,4 +303,12 @@ class _SettingScreenState extends ConsumerState<SettingScreen> {
       }
     });
   }
+
+  void _observeError() {
+    ref.listen(settingViewStateProvider.select((state) => state.error), (previous, next) {
+      if (next != null) {
+        showErrorSnackBar(context, next.toString());
+      }
+    });
+  }
 }
diff --git a/app/lib/ui/flow/setting/setting_view_model.dart b/app/lib/ui/flow/setting/setting_view_model.dart
index e0aa9555..d223597b 100644
--- a/app/lib/ui/flow/setting/setting_view_model.dart
+++ b/app/lib/ui/flow/setting/setting_view_model.dart
@@ -29,6 +29,7 @@ class SettingViewNotifier extends StateNotifier<SettingViewState> {
   SettingViewNotifier(this.spaceService, this.authService, this.userService, this.user)
       : super(const SettingViewState()) {
     getUser();
+    getUserSpace();
   }
 
   void getUser() {
@@ -42,8 +43,8 @@ class SettingViewNotifier extends StateNotifier<SettingViewState> {
     try {
       state = state.copyWith(loading: state.spaces.isEmpty);
       final spaces = await spaceService.getUserSpaces(state.currentUser?.id ?? '');
-     final nonNullSpaces = spaces.where((space) => space != null).cast<ApiSpace>().toList();
-     state = state.copyWith(spaces: nonNullSpaces, loading: false);
+      final nonNullSpaces = spaces.where((space) => space != null).cast<ApiSpace>().toList();
+      state = state.copyWith(spaces: nonNullSpaces, loading: false);
     } catch (error, stack) {
       logger.e(
         'SettingViewNotifier: error while fetching user space',
@@ -59,6 +60,7 @@ class SettingViewNotifier extends StateNotifier<SettingViewState> {
       await userService.signOut();
       state = state.copyWith(signingOut: false, logOut: true);
     } catch (error, stack) {
+      state = state.copyWith(error: error);
       logger.e(
         'SettingViewNotifier: error while sign out',
         error: error,
@@ -77,5 +79,6 @@ class SettingViewState with _$SettingViewState {
     @Default('') String selectedSpaceName,
     @Default([]) List<ApiSpace> spaces,
     ApiUser? currentUser,
+    Object? error,
   }) = _SettingViewState;
 }
diff --git a/app/lib/ui/flow/setting/setting_view_model.freezed.dart b/app/lib/ui/flow/setting/setting_view_model.freezed.dart
index cec2d0bc..44202491 100644
--- a/app/lib/ui/flow/setting/setting_view_model.freezed.dart
+++ b/app/lib/ui/flow/setting/setting_view_model.freezed.dart
@@ -22,6 +22,7 @@ mixin _$SettingViewState {
   String get selectedSpaceName => throw _privateConstructorUsedError;
   List<ApiSpace> get spaces => throw _privateConstructorUsedError;
   ApiUser? get currentUser => throw _privateConstructorUsedError;
+  Object? get error => throw _privateConstructorUsedError;
 
   @JsonKey(ignore: true)
   $SettingViewStateCopyWith<SettingViewState> get copyWith =>
@@ -40,7 +41,8 @@ abstract class $SettingViewStateCopyWith<$Res> {
       bool logOut,
       String selectedSpaceName,
       List<ApiSpace> spaces,
-      ApiUser? currentUser});
+      ApiUser? currentUser,
+      Object? error});
 
   $ApiUserCopyWith<$Res>? get currentUser;
 }
@@ -64,6 +66,7 @@ class _$SettingViewStateCopyWithImpl<$Res, $Val extends SettingViewState>
     Object? selectedSpaceName = null,
     Object? spaces = null,
     Object? currentUser = freezed,
+    Object? error = freezed,
   }) {
     return _then(_value.copyWith(
       loading: null == loading
@@ -90,6 +93,7 @@ class _$SettingViewStateCopyWithImpl<$Res, $Val extends SettingViewState>
           ? _value.currentUser
           : currentUser // ignore: cast_nullable_to_non_nullable
               as ApiUser?,
+      error: freezed == error ? _value.error : error,
     ) as $Val);
   }
 
@@ -120,7 +124,8 @@ abstract class _$$SettingViewStateImplCopyWith<$Res>
       bool logOut,
       String selectedSpaceName,
       List<ApiSpace> spaces,
-      ApiUser? currentUser});
+      ApiUser? currentUser,
+      Object? error});
 
   @override
   $ApiUserCopyWith<$Res>? get currentUser;
@@ -143,6 +148,7 @@ class __$$SettingViewStateImplCopyWithImpl<$Res>
     Object? selectedSpaceName = null,
     Object? spaces = null,
     Object? currentUser = freezed,
+    Object? error = freezed,
   }) {
     return _then(_$SettingViewStateImpl(
       loading: null == loading
@@ -169,6 +175,7 @@ class __$$SettingViewStateImplCopyWithImpl<$Res>
           ? _value.currentUser
           : currentUser // ignore: cast_nullable_to_non_nullable
               as ApiUser?,
+      error: freezed == error ? _value.error : error,
     ));
   }
 }
@@ -182,7 +189,8 @@ class _$SettingViewStateImpl implements _SettingViewState {
       this.logOut = false,
       this.selectedSpaceName = '',
       final List<ApiSpace> spaces = const [],
-      this.currentUser})
+      this.currentUser,
+      this.error})
       : _spaces = spaces;
 
   @override
@@ -208,10 +216,12 @@ class _$SettingViewStateImpl implements _SettingViewState {
 
   @override
   final ApiUser? currentUser;
+  @override
+  final Object? error;
 
   @override
   String toString() {
-    return 'SettingViewState(loading: $loading, signingOut: $signingOut, logOut: $logOut, selectedSpaceName: $selectedSpaceName, spaces: $spaces, currentUser: $currentUser)';
+    return 'SettingViewState(loading: $loading, signingOut: $signingOut, logOut: $logOut, selectedSpaceName: $selectedSpaceName, spaces: $spaces, currentUser: $currentUser, error: $error)';
   }
 
   @override
@@ -227,7 +237,8 @@ class _$SettingViewStateImpl implements _SettingViewState {
                 other.selectedSpaceName == selectedSpaceName) &&
             const DeepCollectionEquality().equals(other._spaces, _spaces) &&
             (identical(other.currentUser, currentUser) ||
-                other.currentUser == currentUser));
+                other.currentUser == currentUser) &&
+            const DeepCollectionEquality().equals(other.error, error));
   }
 
   @override
@@ -238,7 +249,8 @@ class _$SettingViewStateImpl implements _SettingViewState {
       logOut,
       selectedSpaceName,
       const DeepCollectionEquality().hash(_spaces),
-      currentUser);
+      currentUser,
+      const DeepCollectionEquality().hash(error));
 
   @JsonKey(ignore: true)
   @override
@@ -255,7 +267,8 @@ abstract class _SettingViewState implements SettingViewState {
       final bool logOut,
       final String selectedSpaceName,
       final List<ApiSpace> spaces,
-      final ApiUser? currentUser}) = _$SettingViewStateImpl;
+      final ApiUser? currentUser,
+      final Object? error}) = _$SettingViewStateImpl;
 
   @override
   bool get loading;
@@ -270,6 +283,8 @@ abstract class _SettingViewState implements SettingViewState {
   @override
   ApiUser? get currentUser;
   @override
+  Object? get error;
+  @override
   @JsonKey(ignore: true)
   _$$SettingViewStateImplCopyWith<_$SettingViewStateImpl> get copyWith =>
       throw _privateConstructorUsedError;
diff --git a/data/lib/api/auth/api_user_service.dart b/data/lib/api/auth/api_user_service.dart
index 68bfc117..6367b5f9 100644
--- a/data/lib/api/auth/api_user_service.dart
+++ b/data/lib/api/auth/api_user_service.dart
@@ -104,12 +104,12 @@ class ApiUserService {
     return null;
   }
 
-  Stream<ApiUser> getUserStream(String userId) {
+  Stream<ApiUser?> getUserStream(String userId) {
     return _userRef.doc(userId).snapshots().map((snapshot) {
       if (snapshot.exists) {
         return snapshot.data() as ApiUser;
       } else {
-        throw Exception('User not found');
+        return null;
       }
     });
   }
diff --git a/data/lib/service/auth_service.dart b/data/lib/service/auth_service.dart
index 6dc59023..8d39cb9d 100644
--- a/data/lib/service/auth_service.dart
+++ b/data/lib/service/auth_service.dart
@@ -55,12 +55,11 @@ class AuthService {
     return userService.getUser(_currentUser?.id ?? '');
   }
 
-  Stream<ApiUser> getUserStream() {
+  Stream<ApiUser?> getUserStream() {
    return userService.getUserStream(_currentUser?.id ?? '');
   }
 
   Future<void> deleteUser() {
     return userService.deleteUser(_currentUser?.id ?? '');
   }
-
 }