diff --git a/lib/content_views/messages_page.dart b/lib/content_views/messages_page.dart
index 7dd39ca..4dc5686 100644
--- a/lib/content_views/messages_page.dart
+++ b/lib/content_views/messages_page.dart
@@ -204,6 +204,7 @@ class _MessagesPageState extends State<MessagesPage> with ProducerMixin {
     if (unreadChatMessages.isNotEmpty) {
       List<String> chatMessageIds = [];
       for (var message in unreadChatMessages) {
+        // Der Server erwartet seine Nachrichten-ID, nicht die lokale ObjectBox-ID.
         chatMessageIds.add(message.externalId.toString());
       }
 
diff --git a/lib/content_views/task_list_page.dart b/lib/content_views/task_list_page.dart
index 9f1837b..3388ee7 100644
--- a/lib/content_views/task_list_page.dart
+++ b/lib/content_views/task_list_page.dart
@@ -1287,7 +1287,7 @@ class _HeaderWidgetState extends State<_HeaderWidget> with ProducerMixin {
             child: const Center(
               child: Text(
                 textAlign: TextAlign.center,
-                "Liste der Aufgaben",
+                "Workflow",
                 style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18, color: Colors.white),
               ),
             ),
diff --git a/lib/tools/app_localizations.dart b/lib/tools/app_localizations.dart
index 52929d3..a376339 100644
--- a/lib/tools/app_localizations.dart
+++ b/lib/tools/app_localizations.dart
@@ -145,7 +145,7 @@ class AppLocalizations {
       'unknown': 'Unbekannt',
 
       // Aufgabenliste
-      'task_list': 'Liste der Aufgaben',
+      'task_list': 'Workflow',
       'commission_number_short': 'Komm-#',
       'photos_taken': 'Fotos aufgenommen',
       'signature_captured': 'Unterschrift erfasst',
@@ -287,7 +287,7 @@ class AppLocalizations {
       'unknown': 'Unknown',
 
       // Task List
-      'task_list': 'Task List',
+      'task_list': 'Workflow',
       'commission_number_short': 'Comm-#',
       'photos_taken': 'Photos taken',
       'signature_captured': 'Signature captured',
@@ -418,7 +418,7 @@ class AppLocalizations {
       'unknown': 'Desconocido',
 
       // Task List
-      'task_list': 'Lista de Tareas',
+      'task_list': 'Workflow',
       'commission_number_short': 'Núm. Com.',
       'photos_taken': 'Fotos tomadas',
       'signature_captured': 'Firma capturada',
@@ -539,7 +539,7 @@ class AppLocalizations {
       'unknown': 'Inconnu',
 
       // Task List
-      'task_list': 'Liste des Tâches',
+      'task_list': 'Workflow',
       'commission_number_short': 'N° Comm.',
       'photos_taken': 'Photos prises',
       'signature_captured': 'Signature capturée',
@@ -660,7 +660,7 @@ class AppLocalizations {
       'unknown': 'Nieznany',
 
       // Task List
-      'task_list': 'Lista Zadań',
+      'task_list': 'Workflow',
       'commission_number_short': 'Nr Zlec.',
       'photos_taken': 'Zrobione zdjęcia',
       'signature_captured': 'Podpis zapisany',
@@ -781,7 +781,7 @@ class AppLocalizations {
       'unknown': 'Неизвестно',
 
       // Task List
-      'task_list': 'Список Задач',
+      'task_list': 'Workflow',
       'commission_number_short': '№ Комм.',
       'photos_taken': 'Фотографии сделаны',
       'signature_captured': 'Подпись сохранена',
@@ -902,7 +902,7 @@ class AppLocalizations {
       'unknown': 'Bilinmiyor',
 
       // Task List
-      'task_list': 'Görev Listesi',
+      'task_list': 'Workflow',
       'commission_number_short': 'Kom. No.',
       'photos_taken': 'Fotoğraflar çekildi',
       'signature_captured': 'İmza kaydedildi',
@@ -1023,7 +1023,7 @@ class AppLocalizations {
       'unknown': 'Teadmata',
 
       // Task List
-      'task_list': 'Ülesannete Nimekiri',
+      'task_list': 'Workflow',
       'commission_number_short': 'Kom. Nr.',
       'photos_taken': 'Fotod tehtud',
       'signature_captured': 'Allkiri salvestatud',
@@ -1144,7 +1144,7 @@ class AppLocalizations {
       'unknown': 'Nezināms',
 
       // Task List
-      'task_list': 'Uzdevumu Saraksts',
+      'task_list': 'Workflow',
       'commission_number_short': 'Kom. Nr.',
       'photos_taken': 'Fotogrāfijas uzņemtas',
       'signature_captured': 'Paraksts saglabāts',
@@ -1265,7 +1265,7 @@ class AppLocalizations {
       'unknown': 'Nežinoma',
 
       // Task List
-      'task_list': 'Užduočių Sąrašas',
+      'task_list': 'Workflow',
       'commission_number_short': 'Kom. Nr.',
       'photos_taken': 'Nuotraukos padarytos',
       'signature_captured': 'Parašas užfiksuotas',
diff --git a/test/widget/messages_page_test.dart b/test/widget/messages_page_test.dart
new file mode 100644
index 0000000..cd72b6b
--- /dev/null
+++ b/test/widget/messages_page_test.dart
@@ -0,0 +1,130 @@
+import 'dart:convert';
+import 'dart:typed_data';
+
+import 'package:dart_mq/dart_mq.dart';
+import 'package:flat_buffers/flat_buffers.dart' as fb;
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:objectbox/internal.dart' show EntityDefinition;
+import 'package:stadtbote/content_views/messages_page.dart';
+import 'package:stadtbote/main.dart';
+import 'package:stadtbote/model/chat_message.dart';
+import 'package:stadtbote/model/session_status.dart';
+import 'package:stadtbote/objectbox.g.dart';
+import 'package:stadtbote/tools/constants.dart';
+import 'package:stadtbote/tools/messages/publish_payload_message.dart';
+
+void main() {
+  setUp(() {
+    MQClient.initialize();
+    MQClient.instance.declareQueue(Constants.messageTopicPublishPayload);
+  });
+
+  tearDown(() {
+    MQClient.instance.close();
+  });
+
+  testWidgets('bestätigt die Server-ID auch nach der lokalen ID-Vergabe', (
+    tester,
+  ) async {
+    final message = ChatMessage.fromJson({
+      'id': 6094830,
+      'time': 1791536566,
+      'from': 'NL',
+      'subj': 'Test1',
+      'text': 'Test2',
+    });
+    final store = _MessageStore();
+    final definition =
+        getObjectBoxModel().bindings[ChatMessage]!
+            as EntityDefinition<ChatMessage>;
+
+    // Die nativen Datenbankzugriffe werden ersetzt; die generierte
+    // ObjectBox-Serialisierung und der Nachrichtenversand laufen unverändert.
+    definition.setId(message, 2);
+    final builder = fb.Builder();
+    definition.objectToFB(message, builder);
+    final restored = definition.objectFromFB(
+      store,
+      ByteData.sublistView(builder.buffer),
+    );
+    expect(restored.id, 2);
+    expect(restored.externalId, 6094830);
+    expect(restored.read, isFalse);
+
+    store.messages = _MessageBox(restored);
+    MyApp.objectBoxStore = store;
+
+    await tester.pumpWidget(
+      const MaterialApp(home: Scaffold(body: MessagesPage())),
+    );
+    await tester.pumpAndSettle();
+
+    final published =
+        MQClient.instance
+                .getLatestMessage(Constants.messageTopicPublishPayload)!
+                .payload
+            as PublishPayloadMessage;
+    expect(published.topic, 'mssg_received');
+    expect(published.acknowledgeRequired, isFalse);
+    expect(jsonDecode(jsonEncode(published.message)), {
+      'ids': ['6094830'],
+      'time': isA<int>(),
+    });
+    expect(restored.read, isTrue);
+    expect(find.text('Test1\nTest2', findRichText: true), findsOneWidget);
+  });
+}
+
+class _MessageStore extends Fake implements Store {
+  late final _MessageBox messages;
+
+  @override
+  Box<T> box<T>() {
+    if (T == ChatMessage) return messages as Box<T>;
+    if (T == SessionStatus) return _SessionBox() as Box<T>;
+    throw StateError('Unerwarteter Entity-Typ: $T');
+  }
+}
+
+class _SessionBox extends Fake implements Box<SessionStatus> {
+  @override
+  List<SessionStatus> getAll() => [];
+}
+
+class _MessageBox extends Fake implements Box<ChatMessage> {
+  final ChatMessage message;
+
+  _MessageBox(this.message);
+
+  @override
+  List<ChatMessage> getAll() => [message];
+
+  @override
+  QueryBuilder<ChatMessage> query([Condition<ChatMessage>? qc]) =>
+      _UnreadQueryBuilder(message);
+
+  @override
+  int put(ChatMessage object, {PutMode mode = PutMode.put}) => object.id;
+}
+
+class _UnreadQueryBuilder extends Fake implements QueryBuilder<ChatMessage> {
+  final ChatMessage message;
+
+  _UnreadQueryBuilder(this.message);
+
+  @override
+  Query<ChatMessage> build() => _UnreadQuery(message);
+}
+
+class _UnreadQuery extends Fake implements Query<ChatMessage> {
+  final ChatMessage message;
+
+  _UnreadQuery(this.message);
+
+  @override
+  List<ChatMessage> find() => [if (!message.read) message];
+
+  @override
+  void close() {}
+}