diff --git a/lib/content_views/approach_area_page.dart b/lib/content_views/approach_area_page.dart
index e2ac4a1..6afc6e4 100644
--- a/lib/content_views/approach_area_page.dart
+++ b/lib/content_views/approach_area_page.dart
@@ -1,13 +1,7 @@
 import 'package:flutter/material.dart';
-import 'package:isar/isar.dart';
-import 'package:stadtbote/content_views/tour_list_page.dart';
 import 'package:stadtbote/content_views/utils/content_view_widget.dart';
 import 'package:stadtbote/content_views/utils/header_info.dart';
-import 'package:stadtbote/tools/message_service.dart';
 
-import '../main.dart';
-import '../model/job.dart';
-import '../tools/constants.dart';
 import '../tools/util.dart';
 
 class ApproachAreaPage extends ContentViewWidget {
@@ -36,14 +30,14 @@ class ApproachAreaPage extends ContentViewWidget {
 }
 
 class _ApproachAreaPageState extends State<ApproachAreaPage> {
-  late List<Job> _jobs;
+  //late List<Job> _jobs;
 
   late bool _initCompleted = false;
 
   @override
   void initState() {
     Future.delayed(const Duration(seconds: 0), () async {
-      _jobs = await MyApp.isarInstance.jobs.filter().stateEqualTo(1).findAll();
+      //_jobs = await MyApp.isarInstance.jobs.filter().stateEqualTo(1).findAll();
 
       _initCompleted = true;
 
@@ -59,25 +53,25 @@ class _ApproachAreaPageState extends State<ApproachAreaPage> {
       return Util.getWaitWidget(context);
     }
 
-    return SingleChildScrollView(
+    return const SingleChildScrollView(
       scrollDirection: Axis.vertical,
       child: SingleChildScrollView(
         scrollDirection: Axis.horizontal,
         child: Row(
           children: [
-            Container(width: 80, child: Text('Row 1')),
-            Container(width: 80, child: Text('Row 2')),
-            Container(width: 80, child: Text('Row 3')),
-            Container(width: 80, child: Text('Row 4')),
-            Container(width: 80, child: Text('Row 5')),
-            Container(width: 80, child: Text('Row 6')),
+            SizedBox(width: 80, child: Text('Row 1')),
+            SizedBox(width: 80, child: Text('Row 2')),
+            SizedBox(width: 80, child: Text('Row 3')),
+            SizedBox(width: 80, child: Text('Row 4')),
+            SizedBox(width: 80, child: Text('Row 5')),
+            SizedBox(width: 80, child: Text('Row 6')),
           ],
         ),
       ),
     );
   }
 
-  void _clicked(Job job) {
+  /*void _clicked(Job job) {
     MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: TourListPage(job: job));
-  }
+  }*/
 }
diff --git a/lib/content_views/main_page.dart b/lib/content_views/main_page.dart
index 8e33fbe..97580d5 100644
--- a/lib/content_views/main_page.dart
+++ b/lib/content_views/main_page.dart
@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:isar/isar.dart';
-import 'package:mqtt_client/mqtt_client.dart';
 import 'package:stadtbote/content_views/accepted_jobs_page.dart';
 import 'package:stadtbote/content_views/approach_area_page.dart';
 import 'package:stadtbote/content_views/assigned_jobs_page.dart';
@@ -12,8 +11,8 @@ import 'package:stadtbote/model/job.dart';
 import 'package:stadtbote/model/message.dart';
 import 'package:stadtbote/model/session_status.dart';
 import 'package:stadtbote/model/status.dart';
-import 'package:stadtbote/popups/accept_jobs_popup.dart';
 import 'package:stadtbote/popups/infos_popup.dart';
+import 'package:stadtbote/protocoll_messages/logout_message.dart';
 import 'package:stadtbote/tools/message_service.dart';
 import 'package:stadtbote/tools/messages/job_deleted_message.dart';
 import 'package:stadtbote/tools/messages/job_received_message.dart';
@@ -21,6 +20,7 @@ import 'package:stadtbote/tools/messages/message_message.dart';
 import 'package:stadtbote/tools/messages/session_info_update.dart';
 import 'package:badges/badges.dart' as badges;
 import 'package:stadtbote/tools/messages/status_info_update.dart';
+import 'package:stadtbote/tools/mqtt_core.dart';
 
 import '../main.dart';
 import '../tools/constants.dart';
@@ -83,6 +83,8 @@ class _MainPageState extends State<MainPage> {
   final ValueNotifier<int> _acceptedJobsValueNotifier = ValueNotifier<int>(0);
   final ValueNotifier<int> _messagesValueNotifier = ValueNotifier<int>(0);
 
+  late bool _loggedOut = false;
+
   @override
   void initState() {
     super.initState();
@@ -112,40 +114,12 @@ class _MainPageState extends State<MainPage> {
             mainAxisAlignment: MainAxisAlignment.start,
             crossAxisAlignment: CrossAxisAlignment.stretch,
             children: [
-              ValueListenableBuilder<int>(
-                valueListenable: _assignedJobsValueNotifier,
-                builder: (context, value, child) {
-                  return badges.Badge(
-                    showBadge: value > 0,
-                    position: badges.BadgePosition.topEnd(top: -12, end: -5),
-                    badgeContent: Text(
-                      value.toString(),
-                      style: const TextStyle(
-                        color: Colors.white,
-                        fontSize: 13.0,
-                      ),
-                    ),
-                    badgeStyle: badges.BadgeStyle(
-                      badgeColor: Colors.red,
-                      padding: const EdgeInsets.all(10),
-                      borderRadius: BorderRadius.circular(4),
-                      borderSide: const BorderSide(color: Colors.white, width: 0),
-                      elevation: 0,
-                    ),
-                    child: getDefaultButton(
-                        'Zugewiesene Aufträge',
-                        image: Image.asset('assets/zugewiesene_auftraege.png', width: 30, height: 30),
-                        () => {
-                              MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AssignedJobsPage())
-                            }),
-                  );
-                },
-              ),
-              const SizedBox(height: 20),
-              ValueListenableBuilder<int>(
-                valueListenable: _acceptedJobsValueNotifier,
-                builder: (context, value, child) {
-                  return badges.Badge(
+              Visibility(
+                visible: !_loggedOut,
+                child: ValueListenableBuilder<int>(
+                  valueListenable: _assignedJobsValueNotifier,
+                  builder: (context, value, child) {
+                    return badges.Badge(
                       showBadge: value > 0,
                       position: badges.BadgePosition.topEnd(top: -12, end: -5),
                       badgeContent: Text(
@@ -163,57 +137,100 @@ class _MainPageState extends State<MainPage> {
                         elevation: 0,
                       ),
                       child: getDefaultButton(
-                          'Angenommene Aufträge',
-                          image: Image.asset('assets/angenommene_auftraege.png', width: 30, height: 30),
+                          'Zugewiesene Aufträge',
+                          image: Image.asset('assets/zugewiesene_auftraege.png', width: 30, height: 30),
                           () => {
-                                MessageService()
-                                    .publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AcceptedJobsPage())
-                              }));
-                },
+                                MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AssignedJobsPage())
+                              }),
+                    );
+                  },
+                ),
               ),
-              const SizedBox(height: 20),
-              getDefaultButton(
-                  'Erledigte Aufträge',
-                  image: Image.asset('assets/erledigte_auftraege.png', width: 30, height: 30),
-                  () => {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const FinishedJobsPage())}),
-              const SizedBox(height: 20),
-              ValueListenableBuilder<int>(
-                valueListenable: _messagesValueNotifier,
-                builder: (context, value, child) {
-                  return badges.Badge(
-                      showBadge: value > 0,
-                      position: badges.BadgePosition.topEnd(top: -12, end: -5),
-                      badgeContent: Text(
-                        value.toString(),
-                        style: const TextStyle(
-                          color: Colors.white,
-                          fontSize: 13.0,
+              SizedBox(height: _loggedOut == true ? 0 : 20),
+              Visibility(
+                visible: !_loggedOut,
+                child: ValueListenableBuilder<int>(
+                  valueListenable: _acceptedJobsValueNotifier,
+                  builder: (context, value, child) {
+                    return badges.Badge(
+                        showBadge: value > 0,
+                        position: badges.BadgePosition.topEnd(top: -12, end: -5),
+                        badgeContent: Text(
+                          value.toString(),
+                          style: const TextStyle(
+                            color: Colors.white,
+                            fontSize: 13.0,
+                          ),
                         ),
-                      ),
-                      badgeStyle: badges.BadgeStyle(
-                        badgeColor: Colors.red,
-                        padding: const EdgeInsets.all(10),
-                        borderRadius: BorderRadius.circular(4),
-                        borderSide: const BorderSide(color: Colors.white, width: 0),
-                        elevation: 0,
-                      ),
-                      child: getDefaultButton(
-                          'Nachrichten',
-                          image: Image.asset('assets/nachrichten.png', width: 30, height: 30),
-                          () =>
-                              {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const MessagesPage())}));
-                },
+                        badgeStyle: badges.BadgeStyle(
+                          badgeColor: Colors.red,
+                          padding: const EdgeInsets.all(10),
+                          borderRadius: BorderRadius.circular(4),
+                          borderSide: const BorderSide(color: Colors.white, width: 0),
+                          elevation: 0,
+                        ),
+                        child: getDefaultButton(
+                            'Angenommene Aufträge',
+                            image: Image.asset('assets/angenommene_auftraege.png', width: 30, height: 30),
+                            () => {
+                                  MessageService()
+                                      .publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const AcceptedJobsPage())
+                                }));
+                  },
+                ),
               ),
-              const SizedBox(height: 20),
+              SizedBox(height: _loggedOut == true ? 0 : 20),
+              Visibility(
+                visible: !_loggedOut,
+                child: getDefaultButton(
+                    'Erledigte Aufträge',
+                    image: Image.asset('assets/erledigte_auftraege.png', width: 30, height: 30),
+                    () => {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const FinishedJobsPage())}),
+              ),
+              SizedBox(height: _loggedOut == true ? 0 : 20),
+              Visibility(
+                visible: !_loggedOut,
+                child: ValueListenableBuilder<int>(
+                  valueListenable: _messagesValueNotifier,
+                  builder: (context, value, child) {
+                    return badges.Badge(
+                        showBadge: value > 0,
+                        position: badges.BadgePosition.topEnd(top: -12, end: -5),
+                        badgeContent: Text(
+                          value.toString(),
+                          style: const TextStyle(
+                            color: Colors.white,
+                            fontSize: 13.0,
+                          ),
+                        ),
+                        badgeStyle: badges.BadgeStyle(
+                          badgeColor: Colors.red,
+                          padding: const EdgeInsets.all(10),
+                          borderRadius: BorderRadius.circular(4),
+                          borderSide: const BorderSide(color: Colors.white, width: 0),
+                          elevation: 0,
+                        ),
+                        child: getDefaultButton(
+                            'Nachrichten',
+                            image: Image.asset('assets/nachrichten.png', width: 30, height: 30),
+                            () =>
+                                {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const MessagesPage())}));
+                  },
+                ),
+              ),
+              SizedBox(height: _loggedOut == true ? 0 : 20),
+              Visibility(
+                visible: !_loggedOut,
+                child: getDefaultButton(
+                    'Anfahrtsbereich',
+                    image: Image.asset('assets/anfahrtsbereich.png', width: 30, height: 30),
+                    () => {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const ApproachAreaPage())}),
+              ),
+              SizedBox(height: _loggedOut == true ? 0 : 20),
               getDefaultButton(
-                  'Anfahrtsbereich',
-                  image: Image.asset('assets/anfahrtsbereich.png', width: 30, height: 30),
-                  () => {MessageService().publish<ContentViewWidget>(Constants.messageTopicPushContentView, arguments: const ApproachAreaPage())}),
-              const SizedBox(height: 20),
-              getDefaultButton(
-                  'Abmelden',
-                  image: Image.asset('assets/abmelden.png', width: 30, height: 30),
-                  () async => {showAcceptJobsPopup(context, await MyApp.isarInstance.jobs.filter().stateEqualTo(0).findAll())}),
+                  _loggedOut ? 'Anmelden' : 'Abmelden',
+                  image: Image.asset(_loggedOut ? 'assets/anmelden.png' : 'assets/abmelden.png', width: 30, height: 30),
+                  () async => {_logout()}),
               Expanded(
                 child: Container(
                   decoration: BoxDecoration(
@@ -287,4 +304,36 @@ class _MainPageState extends State<MainPage> {
       widget._zipValueNotifier.value = "---";
     }
   }
+
+  _logout() {
+    if (!_loggedOut) {
+      _sendLogoutMessage();
+
+      Future.delayed(const Duration(seconds: 1), () async {
+        MqttCore.instance.diconnect();
+      });
+    } else {
+      MqttCore.setup();
+    }
+
+    _loggedOut = !_loggedOut;
+
+    setState(() {});
+  }
+
+  _sendLogoutMessage() {
+    var position = MyApp.currentPosition;
+
+    var logoutMessage = LogoutMessage();
+    logoutMessage.logout = LogoutContainer();
+    if (position != null) {
+      logoutMessage.logout.pos = LogoutMessagePosition();
+      logoutMessage.logout.pos!.time = position.timestamp.toIso8601String();
+      logoutMessage.logout.pos!.lat = position.latitude;
+      logoutMessage.logout.pos!.long = position.longitude;
+      logoutMessage.logout.pos!.acc = position.accuracy.toInt();
+    }
+
+    MqttCore.instance.publishPayloadMessage('session', logoutMessage.toJson());
+  }
 }
diff --git a/lib/content_views/messages_page.dart b/lib/content_views/messages_page.dart
index 1b9b1e7..0412971 100644
--- a/lib/content_views/messages_page.dart
+++ b/lib/content_views/messages_page.dart
@@ -1,16 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_chat_ui/flutter_chat_ui.dart';
 import 'package:flutter_chat_types/flutter_chat_types.dart' as types;
-import 'package:intl/intl.dart';
 import 'package:isar/isar.dart';
 import 'package:stadtbote/content_views/utils/content_view_widget.dart';
 import 'package:stadtbote/content_views/utils/header_info.dart';
 import 'package:stadtbote/main.dart';
 import 'package:stadtbote/model/message.dart' as sbmessage;
 import 'package:stadtbote/model/session_status.dart';
-import 'package:stadtbote/popups/infos_popup.dart';
 import 'package:stadtbote/tools/mqtt_core.dart';
-import 'package:uuid/uuid.dart';
 
 import '../tools/util.dart';
 
diff --git a/lib/content_views/task_list_page.dart b/lib/content_views/task_list_page.dart
index b6be096..b299892 100644
--- a/lib/content_views/task_list_page.dart
+++ b/lib/content_views/task_list_page.dart
@@ -18,7 +18,6 @@ import 'package:stadtbote/popups/tasks_popups/take_photos_popup.dart';
 import 'package:stadtbote/protocoll_messages/accept_job_message.dart';
 import 'package:stadtbote/protocoll_messages/fin_task_message.dart';
 import 'package:stadtbote/protocoll_messages/fin_tour_message.dart';
-import 'package:stadtbote/protocoll_messages/track_station_message.dart';
 import 'package:stadtbote/tools/constants.dart';
 import 'package:stadtbote/tools/mqtt_core.dart';
 
@@ -388,7 +387,7 @@ class _TaskListPageState extends State<TaskListPage> {
     MqttCore.instance.publishPayloadMessage("job", finTaskMessage.toJson());
   }
 
-  _sendTrackStationMessage(TaskInfo taskInfo)
+  /*_sendTrackStationMessage(TaskInfo taskInfo)
   {
     var trackStationMessage = TrackStationMessage();
     trackStationMessage.sid = taskInfo.task.sId;
@@ -402,7 +401,7 @@ class _TaskListPageState extends State<TaskListPage> {
     }
 
     MqttCore.instance.publishPayloadMessage("", trackStationMessage.toJson());
-  }
+  }*/
 
   _sendFinTourMessage() async {
     var finTourMessage = FinTourMessage();
diff --git a/lib/popups/tasks_popups/pickup_delivery_status_popup.dart b/lib/popups/tasks_popups/pickup_delivery_status_popup.dart
index 86b4734..86be005 100644
--- a/lib/popups/tasks_popups/pickup_delivery_status_popup.dart
+++ b/lib/popups/tasks_popups/pickup_delivery_status_popup.dart
@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+// ignore: unused_import
 import 'package:kumi_popup_window/kumi_popup_window.dart';
 import 'package:stadtbote/model/task_info.dart';
 import 'package:stadtbote/model/tour_task.dart';
diff --git a/lib/protocoll_messages/logout_message.dart b/lib/protocoll_messages/logout_message.dart
new file mode 100644
index 0000000..bc92ec8
--- /dev/null
+++ b/lib/protocoll_messages/logout_message.dart
@@ -0,0 +1,43 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'logout_message.g.dart';
+
+@JsonSerializable()
+class LogoutMessage {
+  late LogoutContainer logout;
+
+  LogoutMessage();
+
+  factory LogoutMessage.fromJson(Map<String, dynamic> json) => _$LogoutMessageFromJson(json);
+
+  Map<String, dynamic> toJson() => _$LogoutMessageToJson(this);
+}
+
+@JsonSerializable()
+class LogoutContainer {
+  late LogoutMessagePosition? pos;
+
+  LogoutContainer();
+
+  factory LogoutContainer.fromJson(Map<String, dynamic> json) => _$LogoutContainerFromJson(json);
+
+  Map<String, dynamic> toJson() => _$LogoutContainerToJson(this);
+}
+
+@JsonSerializable()
+class LogoutMessagePosition {
+  late String time;
+
+  late double lat;
+
+  late double long;
+
+  late int acc;
+
+  LogoutMessagePosition();
+
+  factory LogoutMessagePosition.fromJson(Map<String, dynamic> json) => _$LogoutMessagePositionFromJson(json);
+
+  Map<String, dynamic> toJson() => _$LogoutMessagePositionToJson(this);
+}
+
diff --git a/lib/protocoll_messages/logout_message.g.dart b/lib/protocoll_messages/logout_message.g.dart
new file mode 100644
index 0000000..a107ce8
--- /dev/null
+++ b/lib/protocoll_messages/logout_message.g.dart
@@ -0,0 +1,45 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'logout_message.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+LogoutMessage _$LogoutMessageFromJson(Map<String, dynamic> json) =>
+    LogoutMessage()
+      ..logout =
+          LogoutContainer.fromJson(json['logout'] as Map<String, dynamic>);
+
+Map<String, dynamic> _$LogoutMessageToJson(LogoutMessage instance) =>
+    <String, dynamic>{
+      'logout': instance.logout,
+    };
+
+LogoutContainer _$LogoutContainerFromJson(Map<String, dynamic> json) =>
+    LogoutContainer()
+      ..pos = json['pos'] == null
+          ? null
+          : LogoutMessagePosition.fromJson(json['pos'] as Map<String, dynamic>);
+
+Map<String, dynamic> _$LogoutContainerToJson(LogoutContainer instance) =>
+    <String, dynamic>{
+      'pos': instance.pos,
+    };
+
+LogoutMessagePosition _$LogoutMessagePositionFromJson(
+        Map<String, dynamic> json) =>
+    LogoutMessagePosition()
+      ..time = json['time'] as String
+      ..lat = (json['lat'] as num).toDouble()
+      ..long = (json['long'] as num).toDouble()
+      ..acc = json['acc'] as int;
+
+Map<String, dynamic> _$LogoutMessagePositionToJson(
+        LogoutMessagePosition instance) =>
+    <String, dynamic>{
+      'time': instance.time,
+      'lat': instance.lat,
+      'long': instance.long,
+      'acc': instance.acc,
+    };
diff --git a/lib/protocoll_messages/track_message.dart b/lib/protocoll_messages/track_message.dart
index fba20d6..07f1885 100644
--- a/lib/protocoll_messages/track_message.dart
+++ b/lib/protocoll_messages/track_message.dart
@@ -1,5 +1,4 @@
 import 'package:json_annotation/json_annotation.dart';
-import 'package:stadtbote/protocoll_messages/fin_task_message.dart';
 
 part 'track_message.g.dart';
 
diff --git a/lib/tools/mqtt_core.dart b/lib/tools/mqtt_core.dart
index 18a6410..91bdfb4 100644
--- a/lib/tools/mqtt_core.dart
+++ b/lib/tools/mqtt_core.dart
@@ -5,14 +5,12 @@ import 'dart:math';
 import 'package:isar/isar.dart';
 import 'package:mqtt_client/mqtt_client.dart';
 import 'package:mqtt_client/mqtt_server_client.dart';
-import 'package:stadtbote/model/job_tour.dart';
 import 'package:stadtbote/model/status.dart';
 import 'package:stadtbote/protocoll_messages/bootstrap_request.dart';
 import 'package:stadtbote/protocoll_messages/bootstrap_response_payload.dart';
 import 'package:stadtbote/protocoll_messages/device_object.dart';
 import 'package:stadtbote/model/job.dart';
 import 'package:stadtbote/model/message.dart';
-import 'package:stadtbote/protocoll_messages/fin_task_message.dart';
 import 'package:stadtbote/protocoll_messages/job_del_message.dart';
 import 'package:stadtbote/protocoll_messages/payload_container.dart';
 import 'package:stadtbote/protocoll_messages/start_session_message.dart';
@@ -45,6 +43,8 @@ class MqttCore {
 
   late ConnectionStateEnum connectionState = ConnectionStateEnum.notConnected;
 
+  late bool _disconnectInProgress = false;
+
   late String _brokerUri;
   late int _brokerPort;
   late String _fromServerTopic;
@@ -54,9 +54,13 @@ class MqttCore {
 
   late int _reconnectDelay = 0;
 
-  late Timer? _trackTimer;
+  late Timer? _reconnectTimer = null;
+
+  late Timer? _trackTimer = null;
 
   MqttCore() {
+    _disconnectInProgress = false;
+
     _processBootstrap();
   }
 
@@ -64,6 +68,18 @@ class MqttCore {
     instance = MqttCore();
   }
 
+  diconnect() {
+    _disconnectInProgress = true;
+
+    _cancelReconnectTimer();
+
+    _cancelTrackTimer();
+
+    _mqttClient.disconnect();
+
+    connectionState = ConnectionStateEnum.notConnected;
+  }
+
   _connectToBroker() async {
     try {
       String clientId = await Util.getAppUuid();
@@ -303,13 +319,21 @@ class MqttCore {
   void _startReconnectTimer() {
     connectionState = ConnectionStateEnum.notConnected;
 
-    Util.logInfo("_startReconnectTimer called");
+    if (!_disconnectInProgress) {
+      Util.logInfo("_startReconnectTimer called");
 
-    _reconnectDelay = min(_reconnectDelay + 1, 30);
+      _reconnectDelay = min(_reconnectDelay + 1, 30);
 
-    Timer(Duration(seconds: _reconnectDelay), () {
-      _processBootstrap();
-    });
+      _reconnectTimer = Timer(Duration(seconds: _reconnectDelay), () {
+        _processBootstrap();
+      });
+    }
+  }
+
+  void _cancelReconnectTimer() {
+    if (_reconnectTimer != null && _reconnectTimer!.isActive) {
+      _reconnectTimer!.cancel();
+    }
   }
 
   void _clientDisconnected() {
@@ -321,7 +345,9 @@ class MqttCore {
 
     MessageService().publish<ConnectionStatus>(Constants.messageTopicConnectionStatusChanged, arguments: ConnectionStatus(status: ConnectionStatusEnum.notConnected));
 
-    _startReconnectTimer();
+    if (!_disconnectInProgress) {
+      _startReconnectTimer();
+    }
   }
 
   void _processBootstrap() async {
diff --git a/lib/tools/util.dart b/lib/tools/util.dart
index 181532b..d7bf9ab 100644
--- a/lib/tools/util.dart
+++ b/lib/tools/util.dart
@@ -1,7 +1,6 @@
 import 'dart:io';
 
 import 'package:audioplayers/audioplayers.dart';
-import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:image_picker/image_picker.dart';