From fdcf1b7cffa6c7a5d7a9bf0098a860b02f19ccee Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Fri, 28 Nov 2025 18:45:15 +0900
Subject: [PATCH 01/13] feat: add error handling for undefined results

---
 .../chat/data/models/kick_user_response_model.dart        | 7 +++++--
 .../repositories/websocket_pot_action_repository.dart     | 2 ++
 .../chat/domain/exceptions/kick_user_exception.dart       | 8 ++++++++
 3 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/lib/app/modules/chat/data/models/kick_user_response_model.dart b/lib/app/modules/chat/data/models/kick_user_response_model.dart
index d82b2833..05283f8b 100644
--- a/lib/app/modules/chat/data/models/kick_user_response_model.dart
+++ b/lib/app/modules/chat/data/models/kick_user_response_model.dart
@@ -5,8 +5,10 @@ part 'kick_user_response_model.g.dart';
 
 @Freezed(toJson: false)
 sealed class KickUserResponseModel with _$KickUserResponseModel {
-  const factory KickUserResponseModel({required KickUserResult result}) =
-      _KickUserResponseModel;
+  const factory KickUserResponseModel({
+    @JsonKey(unknownEnumValue: KickUserResult.unknown)
+    required KickUserResult result,
+  }) = _KickUserResponseModel;
 
   factory KickUserResponseModel.fromJson(Map<String, dynamic> json) =>
       _$KickUserResponseModelFromJson(json);
@@ -23,4 +25,5 @@ enum KickUserResult {
   notYetPaymentConfirmed,
   potNotExist,
   potAlreadyClosed,
+  unknown,
 }
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index 97e02889..ac6a0f72 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -69,6 +69,8 @@ class WebsocketPotActionRepository implements PotActionRepository {
           throw KickUserException.potNotExist();
         case KickUserResult.potAlreadyClosed:
           throw KickUserException.potAlreadyClosed();
+        case KickUserResult.unknown:
+          throw KickUserException.unknownJsonValue();
       }
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index 6a10f6bb..7295096d 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,6 +13,8 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
+  const factory KickUserException.unknownJsonValue() =
+      UnknownJsonValueException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;
   const factory KickUserException.unknown(Object error) = UnknownException;
@@ -60,6 +62,12 @@ class PotAlreadyClosedException extends KickUserException {
   String toString() => 'KickUserException.PotAlreadyClosedException';
 }
 
+class UnknownJsonValueException extends KickUserException {
+  const UnknownJsonValueException();
+  @override
+  String toString() => 'KickUserException.UnknownJsonValueException';
+}
+
 class NetworkErrorException extends KickUserException {
   final String error;
   const NetworkErrorException(this.error);

From 13576041a7eb704170e2a1ececcd73980ccbb9f5 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Fri, 28 Nov 2025 18:54:25 +0900
Subject: [PATCH 02/13] fix: add new case for KickUserExceptionX

---
 .../chat/presentation/extensions/pot_action_exception.dart      | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
index b4a55e3f..3aef6e6a 100644
--- a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
+++ b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
@@ -47,6 +47,8 @@ extension KickUserExceptionX on kick.KickUserException {
         return errors.pot_not_exist;
       case kick.PotAlreadyClosedException():
         return errors.pot_already_closed;
+      case kick.UnknownJsonValueException():
+        return errors.unknown;
       case kick.NetworkErrorException():
         return errors.network_error;
       case kick.UnknownException():

From 54f4a043bd2eac4ce43d0bfa4f2dab1ac5c54b87 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Fri, 28 Nov 2025 23:05:33 +0900
Subject: [PATCH 03/13] feat: add response value tracking for unknown response

---
 .../chat/data/models/kick_user_response_model.dart       | 3 ++-
 .../repositories/websocket_pot_action_repository.dart    | 2 +-
 .../chat/domain/exceptions/kick_user_exception.dart      | 9 ++++++---
 3 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/lib/app/modules/chat/data/models/kick_user_response_model.dart b/lib/app/modules/chat/data/models/kick_user_response_model.dart
index 05283f8b..d4d06dd9 100644
--- a/lib/app/modules/chat/data/models/kick_user_response_model.dart
+++ b/lib/app/modules/chat/data/models/kick_user_response_model.dart
@@ -8,10 +8,11 @@ sealed class KickUserResponseModel with _$KickUserResponseModel {
   const factory KickUserResponseModel({
     @JsonKey(unknownEnumValue: KickUserResult.unknown)
     required KickUserResult result,
+    @JsonKey(name: "value", defaultValue: null) String? value,
   }) = _KickUserResponseModel;
 
   factory KickUserResponseModel.fromJson(Map<String, dynamic> json) =>
-      _$KickUserResponseModelFromJson(json);
+      _$KickUserResponseModelFromJson({...json, "value": json["value"]});
 }
 
 @JsonEnum(fieldRename: FieldRename.pascal)
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index ac6a0f72..db0fee09 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -70,7 +70,7 @@ class WebsocketPotActionRepository implements PotActionRepository {
         case KickUserResult.potAlreadyClosed:
           throw KickUserException.potAlreadyClosed();
         case KickUserResult.unknown:
-          throw KickUserException.unknownJsonValue();
+          throw KickUserException.unknownJsonValue(result.value!);
       }
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index 7295096d..ef161d87 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,7 +13,7 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
-  const factory KickUserException.unknownJsonValue() =
+  const factory KickUserException.unknownJsonValue(String unknownValue) =
       UnknownJsonValueException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;
@@ -63,9 +63,12 @@ class PotAlreadyClosedException extends KickUserException {
 }
 
 class UnknownJsonValueException extends KickUserException {
-  const UnknownJsonValueException();
+  final String unknownValue;
+  const UnknownJsonValueException(this.unknownValue);
   @override
-  String toString() => 'KickUserException.UnknownJsonValueException';
+  String toString() => kDebugMode
+      ? 'KickUserException.UnknownJsonValueException(error: $unknownValue)'
+      : 'KickUserException.UnknownJsonValueException';
 }
 
 class NetworkErrorException extends KickUserException {

From 407b3f4d68975f124c095f0440edc75e8255199d Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Fri, 28 Nov 2025 23:09:15 +0900
Subject: [PATCH 04/13] typo: fix typo

---
 lib/app/modules/chat/data/models/kick_user_response_model.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/app/modules/chat/data/models/kick_user_response_model.dart b/lib/app/modules/chat/data/models/kick_user_response_model.dart
index d4d06dd9..4468c054 100644
--- a/lib/app/modules/chat/data/models/kick_user_response_model.dart
+++ b/lib/app/modules/chat/data/models/kick_user_response_model.dart
@@ -12,7 +12,7 @@ sealed class KickUserResponseModel with _$KickUserResponseModel {
   }) = _KickUserResponseModel;
 
   factory KickUserResponseModel.fromJson(Map<String, dynamic> json) =>
-      _$KickUserResponseModelFromJson({...json, "value": json["value"]});
+      _$KickUserResponseModelFromJson({...json, "value": json["result"]});
 }
 
 @JsonEnum(fieldRename: FieldRename.pascal)

From 7a6d62c764f41a6b1913a6da4b114caff332959b Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 11:29:32 +0900
Subject: [PATCH 05/13] revert: revert to original code

---
 .../chat/data/models/kick_user_response_model.dart    | 10 +++-------
 .../repositories/websocket_pot_action_repository.dart |  2 --
 .../chat/domain/exceptions/kick_user_exception.dart   | 11 -----------
 .../presentation/extensions/pot_action_exception.dart |  2 --
 4 files changed, 3 insertions(+), 22 deletions(-)

diff --git a/lib/app/modules/chat/data/models/kick_user_response_model.dart b/lib/app/modules/chat/data/models/kick_user_response_model.dart
index 4468c054..d82b2833 100644
--- a/lib/app/modules/chat/data/models/kick_user_response_model.dart
+++ b/lib/app/modules/chat/data/models/kick_user_response_model.dart
@@ -5,14 +5,11 @@ part 'kick_user_response_model.g.dart';
 
 @Freezed(toJson: false)
 sealed class KickUserResponseModel with _$KickUserResponseModel {
-  const factory KickUserResponseModel({
-    @JsonKey(unknownEnumValue: KickUserResult.unknown)
-    required KickUserResult result,
-    @JsonKey(name: "value", defaultValue: null) String? value,
-  }) = _KickUserResponseModel;
+  const factory KickUserResponseModel({required KickUserResult result}) =
+      _KickUserResponseModel;
 
   factory KickUserResponseModel.fromJson(Map<String, dynamic> json) =>
-      _$KickUserResponseModelFromJson({...json, "value": json["result"]});
+      _$KickUserResponseModelFromJson(json);
 }
 
 @JsonEnum(fieldRename: FieldRename.pascal)
@@ -26,5 +23,4 @@ enum KickUserResult {
   notYetPaymentConfirmed,
   potNotExist,
   potAlreadyClosed,
-  unknown,
 }
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index db0fee09..97e02889 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -69,8 +69,6 @@ class WebsocketPotActionRepository implements PotActionRepository {
           throw KickUserException.potNotExist();
         case KickUserResult.potAlreadyClosed:
           throw KickUserException.potAlreadyClosed();
-        case KickUserResult.unknown:
-          throw KickUserException.unknownJsonValue(result.value!);
       }
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index ef161d87..6a10f6bb 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,8 +13,6 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
-  const factory KickUserException.unknownJsonValue(String unknownValue) =
-      UnknownJsonValueException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;
   const factory KickUserException.unknown(Object error) = UnknownException;
@@ -62,15 +60,6 @@ class PotAlreadyClosedException extends KickUserException {
   String toString() => 'KickUserException.PotAlreadyClosedException';
 }
 
-class UnknownJsonValueException extends KickUserException {
-  final String unknownValue;
-  const UnknownJsonValueException(this.unknownValue);
-  @override
-  String toString() => kDebugMode
-      ? 'KickUserException.UnknownJsonValueException(error: $unknownValue)'
-      : 'KickUserException.UnknownJsonValueException';
-}
-
 class NetworkErrorException extends KickUserException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
index 3aef6e6a..b4a55e3f 100644
--- a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
+++ b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
@@ -47,8 +47,6 @@ extension KickUserExceptionX on kick.KickUserException {
         return errors.pot_not_exist;
       case kick.PotAlreadyClosedException():
         return errors.pot_already_closed;
-      case kick.UnknownJsonValueException():
-        return errors.unknown;
       case kick.NetworkErrorException():
         return errors.network_error;
       case kick.UnknownException():

From 0981540c150e98c98dfde408f3d8bc8905d02a06 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 11:50:30 +0900
Subject: [PATCH 06/13] feat: change error handling method from by using enum
 to using ArgumentError

---
 .../repositories/websocket_pot_action_repository.dart |  2 ++
 .../chat/domain/exceptions/kick_user_exception.dart   | 11 +++++++++++
 .../presentation/extensions/pot_action_exception.dart |  2 ++
 3 files changed, 15 insertions(+)

diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index 97e02889..1d167daa 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -72,6 +72,8 @@ class WebsocketPotActionRepository implements PotActionRepository {
       }
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
+    } on ArgumentError catch (e) {
+      throw KickUserException.unknownResponse(e.message ?? e.toString());
     }
   }
 
diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index 6a10f6bb..1c593d42 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,6 +13,8 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
+  const factory KickUserException.unknownResponse(String error) =
+      UnknownResponseException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;
   const factory KickUserException.unknown(Object error) = UnknownException;
@@ -60,6 +62,15 @@ class PotAlreadyClosedException extends KickUserException {
   String toString() => 'KickUserException.PotAlreadyClosedException';
 }
 
+class UnknownResponseException extends KickUserException {
+  final Object error;
+  const UnknownResponseException(this.error);
+  @override
+  String toString() => kDebugMode
+      ? 'KickUserException.UnknownResponseException(error: $error)'
+      : 'KickUserException.UnknownResponseException';
+}
+
 class NetworkErrorException extends KickUserException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
index b4a55e3f..d4af310f 100644
--- a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
+++ b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
@@ -47,6 +47,8 @@ extension KickUserExceptionX on kick.KickUserException {
         return errors.pot_not_exist;
       case kick.PotAlreadyClosedException():
         return errors.pot_already_closed;
+      case kick.UnknownResponseException():
+        return errors.unknown;
       case kick.NetworkErrorException():
         return errors.network_error;
       case kick.UnknownException():

From 34753ec1143491ff90b82a789db046c46a21c852 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 11:56:22 +0900
Subject: [PATCH 07/13] fix: fix unmatched type

---
 lib/app/modules/chat/domain/exceptions/kick_user_exception.dart | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index 1c593d42..73bc78c0 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,7 +13,7 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
-  const factory KickUserException.unknownResponse(String error) =
+  const factory KickUserException.unknownResponse(Object error) =
       UnknownResponseException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;

From 102c0a07453965e5da68a226a5b55752a8f1c142 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 13:35:31 +0900
Subject: [PATCH 08/13] feat: make error log always show invalid argument

---
 .../repositories/websocket_pot_action_repository.dart |  2 +-
 .../chat/domain/exceptions/kick_user_exception.dart   | 11 +++++------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index 1d167daa..5213199d 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -73,7 +73,7 @@ class WebsocketPotActionRepository implements PotActionRepository {
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
     } on ArgumentError catch (e) {
-      throw KickUserException.unknownResponse(e.message ?? e.toString());
+      throw KickUserException.unknownResponse(e.invalidValue);
     }
   }
 
diff --git a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
index 73bc78c0..d0d18f24 100644
--- a/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/kick_user_exception.dart
@@ -13,7 +13,7 @@ sealed class KickUserException implements Exception {
   const factory KickUserException.potNotExist() = PotNotExistException;
   const factory KickUserException.potAlreadyClosed() =
       PotAlreadyClosedException;
-  const factory KickUserException.unknownResponse(Object error) =
+  const factory KickUserException.unknownResponse(String invalidArgument) =
       UnknownResponseException;
   const factory KickUserException.networkError(String error) =
       NetworkErrorException;
@@ -63,12 +63,11 @@ class PotAlreadyClosedException extends KickUserException {
 }
 
 class UnknownResponseException extends KickUserException {
-  final Object error;
-  const UnknownResponseException(this.error);
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
   @override
-  String toString() => kDebugMode
-      ? 'KickUserException.UnknownResponseException(error: $error)'
-      : 'KickUserException.UnknownResponseException';
+  String toString() =>
+      'KickUserException.UnknownResponseException(invalid argument: $invalidArgument)';
 }
 
 class NetworkErrorException extends KickUserException {

From d2a66fa13db252e4fc1dab279d9c5b43cd1c4860 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 14:09:40 +0900
Subject: [PATCH 09/13] feat: implement error handling on domain exceptions

---
 .../accounting_confirm_exception.dart         | 12 +++++++++++-
 .../accounting_request_exception.dart         | 11 ++++++++++-
 .../exceptions/departure_time_exception.dart  | 10 ++++++++++
 .../exceptions/leave_pot_exception.dart       |  9 +++++++++
 .../domain/exceptions/report_exception.dart   | 19 +++++++++++++++++++
 .../exceptions/create_pot_exception.dart      | 10 ++++++++++
 .../domain/exceptions/join_pot_exception.dart | 10 ++++++++++
 7 files changed, 79 insertions(+), 2 deletions(-)

diff --git a/lib/app/modules/chat/domain/exceptions/accounting_confirm_exception.dart b/lib/app/modules/chat/domain/exceptions/accounting_confirm_exception.dart
index 5ddf8551..738ab9a2 100644
--- a/lib/app/modules/chat/domain/exceptions/accounting_confirm_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/accounting_confirm_exception.dart
@@ -8,7 +8,9 @@ sealed class AccountingConfirmException implements Exception {
   const factory AccountingConfirmException.potNotExist() = PotNotExistException;
   const factory AccountingConfirmException.potAlreadyClosed() =
       PotAlreadyClosedException;
-
+  const factory AccountingConfirmException.unknownResponse(
+    String invalidArgument,
+  ) = UnknownResponseException;
   const factory AccountingConfirmException.networkError(String error) =
       NetworkErrorException;
   const factory AccountingConfirmException.unknown(Object error) =
@@ -40,6 +42,14 @@ class PotAlreadyClosedException extends AccountingConfirmException {
   String toString() => 'AccountingConfirmException.PotAlreadyClosedException';
 }
 
+class UnknownResponseException extends AccountingConfirmException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() =>
+      'AccountingConfirmException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends AccountingConfirmException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/domain/exceptions/accounting_request_exception.dart b/lib/app/modules/chat/domain/exceptions/accounting_request_exception.dart
index 1360f9b1..7ba19b40 100644
--- a/lib/app/modules/chat/domain/exceptions/accounting_request_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/accounting_request_exception.dart
@@ -16,7 +16,8 @@ sealed class AccountingRequestException implements Exception {
   const factory AccountingRequestException.potNotExist() = PotNotExistException;
   const factory AccountingRequestException.potAlreadyClosed() =
       PotAlreadyClosedException;
-
+  const factory AccountingRequestException.unknownResponse(String invalidArgument) =
+      UnknownResponseException;
   const factory AccountingRequestException.networkError(String error) =
       NetworkErrorException;
   const factory AccountingRequestException.unknown(Object error) =
@@ -73,6 +74,14 @@ class PotAlreadyClosedException extends AccountingRequestException {
   String toString() => 'AccountingRequestException.PotAlreadyClosedException';
 }
 
+class UnknownResponseException extends AccountingRequestException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() =>
+      'AccountingRequestException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends AccountingRequestException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/domain/exceptions/departure_time_exception.dart b/lib/app/modules/chat/domain/exceptions/departure_time_exception.dart
index ebe3c2a6..96775bbf 100644
--- a/lib/app/modules/chat/domain/exceptions/departure_time_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/departure_time_exception.dart
@@ -10,6 +10,8 @@ sealed class DepartureTimeException implements Exception {
       PotAlreadyClosedException;
   const factory DepartureTimeException.notInAvailableTimeRange() =
       NotInAvailableTimeRangeException;
+  const factory DepartureTimeException.unknownResponse(String invalidArgument) =
+      UnknownResponseException;
   const factory DepartureTimeException.networkError(String error) =
       NetworkErrorException;
   const factory DepartureTimeException.unknown(Object error) = UnknownException;
@@ -52,6 +54,14 @@ class NotInAvailableTimeRangeException extends DepartureTimeException {
       'DepartureTimeException.NotInAvailableTimeRangeException';
 }
 
+class UnknownResponseException extends DepartureTimeException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() =>
+      'DepartureTimeException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends DepartureTimeException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/domain/exceptions/leave_pot_exception.dart b/lib/app/modules/chat/domain/exceptions/leave_pot_exception.dart
index 583b64a4..b2fb2c23 100644
--- a/lib/app/modules/chat/domain/exceptions/leave_pot_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/leave_pot_exception.dart
@@ -10,6 +10,8 @@ sealed class LeavePotException implements Exception {
   const factory LeavePotException.potNotExist() = PotNotExistException;
   const factory LeavePotException.potAlreadyClosed() =
       PotAlreadyClosedException;
+  const factory LeavePotException.unknownResponse(String invalidArgument) =
+      UnknownResponseException;
   const factory LeavePotException.networkError(String error) =
       NetworkErrorException;
   const factory LeavePotException.unknown(Object error) = UnknownException;
@@ -45,6 +47,13 @@ class PotAlreadyClosedException extends LeavePotException {
   String toString() => 'LeavePotException.PotAlreadyClosedException';
 }
 
+class UnknownResponseException extends LeavePotException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() => 'LeavePotException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends LeavePotException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/chat/domain/exceptions/report_exception.dart b/lib/app/modules/chat/domain/exceptions/report_exception.dart
index 2cbfd3a8..a1fa141a 100644
--- a/lib/app/modules/chat/domain/exceptions/report_exception.dart
+++ b/lib/app/modules/chat/domain/exceptions/report_exception.dart
@@ -5,12 +5,31 @@ sealed class ReportException implements Exception {
 
   const factory ReportException.networkError(String error, [String? errorId]) =
       ReportNetworkException;
+  const factory ReportException.unknownResponse(
+    String invalidArgument, [
+    String? errorId,
+  ]) = ReportUnknownResponseException;
   const factory ReportException.unknown(Object error, [String? errorId]) =
       ReportUnknownException;
 
   ReportException withErrorId(String errorId);
 }
 
+class ReportUnknownResponseException extends ReportException {
+  final String invalidArgument;
+  @override
+  final String? errorId;
+  const ReportUnknownResponseException(this.invalidArgument, [this.errorId]);
+
+  @override
+  ReportException withErrorId(String errorId) =>
+      ReportException.unknownResponse(invalidArgument, errorId);
+
+  @override
+  String toString() =>
+      'ReportException.ReportUnknownResponseException(invalidArgument: $invalidArgument, errorId: $errorId)';
+}
+
 class ReportNetworkException extends ReportException {
   final String error;
   @override
diff --git a/lib/app/modules/create/domain/exceptions/create_pot_exception.dart b/lib/app/modules/create/domain/exceptions/create_pot_exception.dart
index f325805b..9007ed8f 100644
--- a/lib/app/modules/create/domain/exceptions/create_pot_exception.dart
+++ b/lib/app/modules/create/domain/exceptions/create_pot_exception.dart
@@ -8,6 +8,8 @@ sealed class CreatePotException implements Exception {
       InvalidDepartureAvailableTimeException;
   const factory CreatePotException.tooFarDepartureAvailableTime() =
       TooFarDepartureAvailableTimeException;
+  const factory CreatePotException.unknownResponse(String invalidArgument) =
+      UnknownResponseException;
   const factory CreatePotException.networkError(String error) =
       NetworkErrorException;
   const factory CreatePotException.unknown(Object error) = UnknownException;
@@ -29,6 +31,14 @@ class TooFarDepartureAvailableTimeException extends CreatePotException {
   const TooFarDepartureAvailableTimeException();
 }
 
+class UnknownResponseException extends CreatePotException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() =>
+      'CreatePotException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends CreatePotException {
   final String error;
   const NetworkErrorException(this.error);
diff --git a/lib/app/modules/list/domain/exceptions/join_pot_exception.dart b/lib/app/modules/list/domain/exceptions/join_pot_exception.dart
index eed5096e..0bee0dcb 100644
--- a/lib/app/modules/list/domain/exceptions/join_pot_exception.dart
+++ b/lib/app/modules/list/domain/exceptions/join_pot_exception.dart
@@ -8,6 +8,8 @@ sealed class JoinPotException implements Exception {
   const factory JoinPotException.potNotExist() = PotNotExistException;
   const factory JoinPotException.potAlreadyClosed() = PotAlreadyClosedException;
   const factory JoinPotException.potFull() = PotFullException;
+  const factory JoinPotException.unknownResponse(String invalidArgument) =
+      UnknownResponseException;
   const factory JoinPotException.networkError(String error) =
       NetworkErrorException;
   const factory JoinPotException.unknown(Object error) = UnknownException;
@@ -37,6 +39,14 @@ class PotFullException extends JoinPotException {
   String toString() => 'JoinPotException.PotFullException';
 }
 
+class UnknownResponseException extends JoinPotException {
+  final String invalidArgument;
+  const UnknownResponseException(this.invalidArgument);
+  @override
+  String toString() =>
+      'JoinPotException.UnknownResponseException(invalidArgument: $invalidArgument)';
+}
+
 class NetworkErrorException extends JoinPotException {
   final String error;
   const NetworkErrorException(this.error);

From 0c54248214a3455425f0ff387e3d25b4dfb011c2 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 14:10:58 +0900
Subject: [PATCH 10/13] feat: implement error handling on presentation
 exception extension

---
 .../chat/presentation/extensions/pot_action_exception.dart    | 4 ++++
 .../presentation/extensions/report_exception_extension.dart   | 1 +
 .../modules/create/presentation/extensions/create_error.dart  | 2 ++
 .../list/presentation/extensions/join_pot_exception.dart      | 2 ++
 4 files changed, 9 insertions(+)

diff --git a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
index d4af310f..0e7c49d9 100644
--- a/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
+++ b/lib/app/modules/chat/presentation/extensions/pot_action_exception.dart
@@ -21,6 +21,8 @@ extension LeavePotExceptionX on leave.LeavePotException {
         return errors.pot_not_exist;
       case leave.PotAlreadyClosedException():
         return errors.pot_already_closed;
+      case leave.UnknownResponseException():
+        return errors.unknown;
       case leave.NetworkErrorException():
         return errors.network_error;
       case leave.UnknownException():
@@ -73,6 +75,8 @@ extension DepartureTimeExceptionX on departure.DepartureTimeException {
         return errors.pot_already_closed;
       case departure.NotInAvailableTimeRangeException():
         return errors.not_in_available_time_range;
+      case departure.UnknownResponseException():
+        return errors.unknown;
       case departure.NetworkErrorException():
         return errors.network_error;
       case departure.UnknownException():
diff --git a/lib/app/modules/chat/presentation/extensions/report_exception_extension.dart b/lib/app/modules/chat/presentation/extensions/report_exception_extension.dart
index d09ca701..290780da 100644
--- a/lib/app/modules/chat/presentation/extensions/report_exception_extension.dart
+++ b/lib/app/modules/chat/presentation/extensions/report_exception_extension.dart
@@ -7,6 +7,7 @@ extension ReportExceptionX on ReportException {
     final errors = context.t.chat_room.drawer.actions.report.error;
     final message = switch (this) {
       ReportNetworkException() => errors.network_error,
+      ReportUnknownResponseException() => errors.unknown,
       ReportUnknownException() => errors.unknown,
     };
     return '$message ($errorId)';
diff --git a/lib/app/modules/create/presentation/extensions/create_error.dart b/lib/app/modules/create/presentation/extensions/create_error.dart
index ff30d7e9..d3a22025 100644
--- a/lib/app/modules/create/presentation/extensions/create_error.dart
+++ b/lib/app/modules/create/presentation/extensions/create_error.dart
@@ -14,6 +14,8 @@ extension CreateErrorX on CreatePotException {
         return errors.invalid_departure_available_time;
       case TooFarDepartureAvailableTimeException():
         return errors.too_far_departure_available_time;
+      case UnknownResponseException():
+        return errors.unknown;
       case NetworkErrorException():
         return errors.network_error;
       case UnknownException():
diff --git a/lib/app/modules/list/presentation/extensions/join_pot_exception.dart b/lib/app/modules/list/presentation/extensions/join_pot_exception.dart
index 8ef85817..548e2cfe 100644
--- a/lib/app/modules/list/presentation/extensions/join_pot_exception.dart
+++ b/lib/app/modules/list/presentation/extensions/join_pot_exception.dart
@@ -14,6 +14,8 @@ extension JoinPotExceptionX on JoinPotException {
         return errors.pot_already_closed;
       case PotFullException():
         return errors.pot_full;
+      case UnknownResponseException():
+        return errors.unknown;
       case NetworkErrorException():
         return errors.network_error;
       case UnknownException():

From 2818da1138d9898a5f999ff5146a339130228bdb Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 14:11:43 +0900
Subject: [PATCH 11/13] feat: implement error handling on data repositories

---
 .../chat/data/repositories/rest_report_repository.dart        | 2 ++
 .../repositories/websocket_pot_accounting_repository.dart     | 4 ++++
 .../data/repositories/websocket_pot_action_repository.dart    | 4 ++++
 .../create/data/repositories/rest_create_pot_repository.dart  | 2 ++
 .../list/data/repositories/rest_join_pot_repository.dart      | 2 ++
 5 files changed, 14 insertions(+)

diff --git a/lib/app/modules/chat/data/repositories/rest_report_repository.dart b/lib/app/modules/chat/data/repositories/rest_report_repository.dart
index 3e949de9..f09ef1e7 100644
--- a/lib/app/modules/chat/data/repositories/rest_report_repository.dart
+++ b/lib/app/modules/chat/data/repositories/rest_report_repository.dart
@@ -35,6 +35,8 @@ class RestReportRepository implements ReportRepository {
                 (e.message ?? 'Network error')
           : e.message ?? 'Network error';
       throw ReportException.networkError(message);
+    } on ArgumentError catch (e) {
+      throw ReportException.unknownResponse(e.invalidValue);
     } catch (e) {
       throw ReportException.unknown(e);
     }
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
index 99090c9e..4516c30b 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
@@ -59,6 +59,8 @@ class WebsocketPotAccountingRepository implements PotAccountingRepository {
       throw AccountingRequestException.networkError(
         e.message ?? e.error.toString(),
       );
+    } on ArgumentError catch (e) {
+      throw AccountingRequestException.unknownResponse(e.invalidValue);
     }
   }
 
@@ -90,6 +92,8 @@ class WebsocketPotAccountingRepository implements PotAccountingRepository {
       throw AccountingConfirmException.networkError(
         e.message ?? e.error.toString(),
       );
+    } on ArgumentError catch (e) {
+      throw AccountingConfirmException.unknownResponse(e.invalidValue);
     }
   }
 
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index 5213199d..3649aa65 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -45,6 +45,8 @@ class WebsocketPotActionRepository implements PotActionRepository {
       throw DepartureTimeException.networkError(
         e.message ?? e.error.toString(),
       );
+    } on ArgumentError catch (e) {
+      throw DepartureTimeException.unknownResponse(e.invalidValue);
     }
   }
 
@@ -97,6 +99,8 @@ class WebsocketPotActionRepository implements PotActionRepository {
       }
     } on DioException catch (e) {
       throw LeavePotException.networkError(e.message ?? e.error.toString());
+    } on ArgumentError catch (e) {
+      throw LeavePotException.unknownResponse(e.invalidValue);
     }
   }
 }
diff --git a/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart b/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
index 910258d3..a0b35e90 100644
--- a/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
+++ b/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
@@ -46,6 +46,8 @@ class RestCreatePotRepository implements CreatePotRepository {
       }
     } on DioException catch (e) {
       throw CreatePotException.networkError(e.error.toString());
+    } on ArgumentError catch (e) {
+      throw CreatePotException.unknownResponse(e.invalidValue);
     }
   }
 }
diff --git a/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart b/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
index bc06fdeb..54641e1e 100644
--- a/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
+++ b/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
@@ -29,6 +29,8 @@ class RestJoinPotRepository implements JoinPotRepository {
       }
     } on DioException catch (e) {
       throw JoinPotException.networkError(e.error.toString());
+    } on ArgumentError catch (e) {
+      throw JoinPotException.unknownResponse(e.invalidValue);
     }
   }
 }

From b1741238d90416cae1ac0be2059230c989030601 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 14:34:25 +0900
Subject: [PATCH 12/13] fix: implement error messages

---
 lib/app/modules/chat/presentation/pages/accounting_page.dart  | 1 +
 lib/app/modules/chat/presentation/widgets/pot_accounting.dart | 1 +
 2 files changed, 2 insertions(+)

diff --git a/lib/app/modules/chat/presentation/pages/accounting_page.dart b/lib/app/modules/chat/presentation/pages/accounting_page.dart
index dd67fa2a..df4dc70c 100644
--- a/lib/app/modules/chat/presentation/pages/accounting_page.dart
+++ b/lib/app/modules/chat/presentation/pages/accounting_page.dart
@@ -56,6 +56,7 @@ class AccountingPage extends StatelessWidget {
                 NotAParticipantException() => errors.not_a_participant,
                 PotNotExistException() => errors.pot_not_exist,
                 PotAlreadyClosedException() => errors.pot_already_closed,
+                UnknownResponseException() => errors.unknown,
                 NetworkErrorException() => errors.network_error,
                 UnknownException() => errors.unknown,
               };
diff --git a/lib/app/modules/chat/presentation/widgets/pot_accounting.dart b/lib/app/modules/chat/presentation/widgets/pot_accounting.dart
index 2f32fa02..4507cf14 100644
--- a/lib/app/modules/chat/presentation/widgets/pot_accounting.dart
+++ b/lib/app/modules/chat/presentation/widgets/pot_accounting.dart
@@ -70,6 +70,7 @@ class _PotAccountingState extends State<PotAccounting> {
                   errors.not_accounting_requester,
                 PotNotExistException() => errors.pot_not_exist,
                 PotAlreadyClosedException() => errors.pot_already_closed,
+                UnknownResponseException() => errors.unknown,
                 NetworkErrorException() => errors.network_error,
                 UnknownException() => errors.unknown,
               };

From 18bfd4635b644a0bbdcfc95a5e0ef214034ecff1 Mon Sep 17 00:00:00 2001
From: tkjftkjf <qkrwlsdn1234321@gmail.com>
Date: Sun, 30 Nov 2025 16:29:21 +0900
Subject: [PATCH 13/13] feat: add toString method

---
 .../chat/data/repositories/rest_report_repository.dart    | 2 +-
 .../repositories/websocket_pot_accounting_repository.dart | 8 ++++++--
 .../repositories/websocket_pot_action_repository.dart     | 6 +++---
 .../data/repositories/rest_create_pot_repository.dart     | 2 +-
 .../list/data/repositories/rest_join_pot_repository.dart  | 2 +-
 5 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/lib/app/modules/chat/data/repositories/rest_report_repository.dart b/lib/app/modules/chat/data/repositories/rest_report_repository.dart
index f09ef1e7..c414f120 100644
--- a/lib/app/modules/chat/data/repositories/rest_report_repository.dart
+++ b/lib/app/modules/chat/data/repositories/rest_report_repository.dart
@@ -36,7 +36,7 @@ class RestReportRepository implements ReportRepository {
           : e.message ?? 'Network error';
       throw ReportException.networkError(message);
     } on ArgumentError catch (e) {
-      throw ReportException.unknownResponse(e.invalidValue);
+      throw ReportException.unknownResponse(e.invalidValue.toString());
     } catch (e) {
       throw ReportException.unknown(e);
     }
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
index 4516c30b..afc62e03 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_accounting_repository.dart
@@ -60,7 +60,9 @@ class WebsocketPotAccountingRepository implements PotAccountingRepository {
         e.message ?? e.error.toString(),
       );
     } on ArgumentError catch (e) {
-      throw AccountingRequestException.unknownResponse(e.invalidValue);
+      throw AccountingRequestException.unknownResponse(
+        e.invalidValue.toString(),
+      );
     }
   }
 
@@ -93,7 +95,9 @@ class WebsocketPotAccountingRepository implements PotAccountingRepository {
         e.message ?? e.error.toString(),
       );
     } on ArgumentError catch (e) {
-      throw AccountingConfirmException.unknownResponse(e.invalidValue);
+      throw AccountingConfirmException.unknownResponse(
+        e.invalidValue.toString(),
+      );
     }
   }
 
diff --git a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
index 3649aa65..f740c190 100644
--- a/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
+++ b/lib/app/modules/chat/data/repositories/websocket_pot_action_repository.dart
@@ -46,7 +46,7 @@ class WebsocketPotActionRepository implements PotActionRepository {
         e.message ?? e.error.toString(),
       );
     } on ArgumentError catch (e) {
-      throw DepartureTimeException.unknownResponse(e.invalidValue);
+      throw DepartureTimeException.unknownResponse(e.invalidValue.toString());
     }
   }
 
@@ -75,7 +75,7 @@ class WebsocketPotActionRepository implements PotActionRepository {
     } on DioException catch (e) {
       throw KickUserException.networkError(e.message ?? e.error.toString());
     } on ArgumentError catch (e) {
-      throw KickUserException.unknownResponse(e.invalidValue);
+      throw KickUserException.unknownResponse(e.invalidValue.toString());
     }
   }
 
@@ -100,7 +100,7 @@ class WebsocketPotActionRepository implements PotActionRepository {
     } on DioException catch (e) {
       throw LeavePotException.networkError(e.message ?? e.error.toString());
     } on ArgumentError catch (e) {
-      throw LeavePotException.unknownResponse(e.invalidValue);
+      throw LeavePotException.unknownResponse(e.invalidValue.toString());
     }
   }
 }
diff --git a/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart b/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
index a0b35e90..2ada96ae 100644
--- a/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
+++ b/lib/app/modules/create/data/repositories/rest_create_pot_repository.dart
@@ -47,7 +47,7 @@ class RestCreatePotRepository implements CreatePotRepository {
     } on DioException catch (e) {
       throw CreatePotException.networkError(e.error.toString());
     } on ArgumentError catch (e) {
-      throw CreatePotException.unknownResponse(e.invalidValue);
+      throw CreatePotException.unknownResponse(e.invalidValue.toString());
     }
   }
 }
diff --git a/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart b/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
index 54641e1e..20147bdd 100644
--- a/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
+++ b/lib/app/modules/list/data/repositories/rest_join_pot_repository.dart
@@ -30,7 +30,7 @@ class RestJoinPotRepository implements JoinPotRepository {
     } on DioException catch (e) {
       throw JoinPotException.networkError(e.error.toString());
     } on ArgumentError catch (e) {
-      throw JoinPotException.unknownResponse(e.invalidValue);
+      throw JoinPotException.unknownResponse(e.invalidValue.toString());
     }
   }
 }