diff --git a/Borepin/Borepin/App.xaml.cs b/Borepin/Borepin/App.xaml.cs
index ae1959f..400aa87 100644
--- a/Borepin/Borepin/App.xaml.cs
+++ b/Borepin/Borepin/App.xaml.cs
@@ -51,6 +51,7 @@ namespace Borepin
             containerRegistry.RegisterForNavigation<UserListPage, UserListPageModel>();
             containerRegistry.RegisterForNavigation<UserPage, UserPageModel>();
             containerRegistry.RegisterForNavigation<AddUserPage, AddUserPageModel>();
+            containerRegistry.RegisterForNavigation<ProfilePage, ProfilePageModel>();
             #endregion
 
             #region Register Sequence Navigation
diff --git a/Borepin/Borepin/Page/MainPage.xaml b/Borepin/Borepin/Page/MainPage.xaml
index dddd5ae..0608532 100644
--- a/Borepin/Borepin/Page/MainPage.xaml
+++ b/Borepin/Borepin/Page/MainPage.xaml
@@ -12,7 +12,9 @@
                 </StackLayout>
                 <StackLayout Margin="0,50,0,50">
                     <Button Text="{x:Static resource_text:TextResource.MainPage_Servers}" Command="{Binding NavigateCommand}" CommandParameter="ServerListPage" BackgroundColor="{StaticResource SecondColor}" TextColor="{StaticResource FirstColor}" VerticalOptions="End"/>
-                    <!--<Button Text="{x:Static resource_text:TextResource.MainPage_Profile}" Command="{Binding NavigateCommand}" CommandParameter="ProfilePage" BackgroundColor="{StaticResource SecondColor}" TextColor="{StaticResource FirstColor}" VerticalOptions="End"/>-->
+                    <StackLayout IsVisible="{Binding IsConnected}">
+                        <Button Text="{x:Static resource_text:TextResource.MainPage_Profile}" Command="{Binding NavigateCommand}" CommandParameter="ProfilePage" BackgroundColor="{StaticResource SecondColor}" TextColor="{StaticResource FirstColor}" VerticalOptions="End"/>
+                    </StackLayout>
                 </StackLayout>
                 <StackLayout Margin="0,0,0,10">
                     <Label Text="{Binding CurrentVersion, StringFormat='Version: {0}'}" VerticalOptions="End" Margin="10,0,0,0" TextColor="{StaticResource FirstColor}"/>
diff --git a/Borepin/Borepin/Page/ProfilePage.xaml b/Borepin/Borepin/Page/ProfilePage.xaml
index f8048ac..b68591f 100644
--- a/Borepin/Borepin/Page/ProfilePage.xaml
+++ b/Borepin/Borepin/Page/ProfilePage.xaml
@@ -5,6 +5,11 @@
              xmlns:converters="clr-namespace:Borepin.Converter"
              xmlns:resource_text="clr-namespace:Borepin.Resources.Text"
              Title="{x:Static resource_text:TextResource.TITLE_Profile}">
+    <ContentPage.Resources>
+        <ResourceDictionary>
+            <converters:InvertBoolConverter x:Key="InvertBoolConverter"/>
+        </ResourceDictionary>
+    </ContentPage.Resources>
     <ContentPage.Content>
         <StackLayout Padding="20">
             <StackLayout IsVisible="{Binding IsBusy}">
@@ -12,7 +17,7 @@
             </StackLayout>
             <StackLayout IsVisible="{Binding IsBusy, Converter={StaticResource InvertBoolConverter}}">
                 <StackLayout IsVisible="{Binding IsConnected}">
-                    <Label Text="{Binding UserItem.Name}" Style="{StaticResource LabelStyle_Title}"/>
+                    <Label Text="{Binding UserItem.Username}" Style="{StaticResource LabelStyle_Title}"/>
                     <Label Text="{x:Static resource_text:TextResource.ProfilePage_ChangePassword}" Style="{StaticResource Style_Label_Property_Title}"/>
                     <Entry Placeholder="{x:Static resource_text:TextResource.ProfilePage_OldPassword}" Text="{Binding OldPassword}"/>
                     <Entry Placeholder="{x:Static resource_text:TextResource.ProfilePage_NewPassword}" Text="{Binding NewPassword}"/>
diff --git a/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs b/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
index 5e32395..a2aafbc 100644
--- a/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
+++ b/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
@@ -6,6 +6,7 @@ using Borepin.Base;
 using Borepin.Base.Exceptions;
 using Borepin.Service;
 using Borepin.Service.Storage;
+using Borepin.Service.Storage.Exceptions;
 using FabAccessAPI;
 using FabAccessAPI.Exceptions;
 using Prism.Commands;
@@ -130,10 +131,9 @@ namespace Borepin.PageModel.AddServerProcess
                 });
                 return;
             }
-
             await _LoginStorageService.Add(_ConnectionData).ConfigureAwait(false);
             await _LoginStorageService.UpdateTimestamp(_ConnectionData).ConfigureAwait(false);
-
+            
             Device.BeginInvokeOnMainThread(async () =>
             {
                 INavigationResult result = await _NavigationService.NavigateAsync("/MainPage/NavigationPage/MachineListPage").ConfigureAwait(false);
diff --git a/Borepin/Borepin/PageModel/ProfilePageModel.cs b/Borepin/Borepin/PageModel/ProfilePageModel.cs
index 54fa461..dd8570d 100644
--- a/Borepin/Borepin/PageModel/ProfilePageModel.cs
+++ b/Borepin/Borepin/PageModel/ProfilePageModel.cs
@@ -37,6 +37,7 @@ namespace Borepin.PageModel
         public override async Task LoadAPIData()
         {
             _UserItem = new UserVisualize(await _API.Session.UserSystem.Info.GetUserSelf().ConfigureAwait(false));
+            _UserItem.LoadData();
         }
         #endregion
 
diff --git a/Borepin/Borepin/Resources/Text/TextResource.Designer.cs b/Borepin/Borepin/Resources/Text/TextResource.Designer.cs
index f954596..d5b3014 100644
--- a/Borepin/Borepin/Resources/Text/TextResource.Designer.cs
+++ b/Borepin/Borepin/Resources/Text/TextResource.Designer.cs
@@ -124,7 +124,9 @@ namespace Borepin.Resources.Text {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to PLACEHOLDER.
+        ///   Looks up a localized string similar to FabAccess is a decentralized machine management system. Each Space thus uses its own server.
+        ///Ask your Space for the address of your server.
+        ///You can also put down several servers and then connect to the desired server..
         /// </summary>
         internal static string AddServerProcess_SelectServerPage_Info {
             get {
@@ -186,6 +188,15 @@ namespace Borepin.Resources.Text {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Connection already exist. Please delete old Connection before adding the new Connection..
+        /// </summary>
+        internal static string ALERT_DuplicateConnection {
+            get {
+                return ResourceManager.GetString("ALERT_DuplicateConnection", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Password is invalid..
         /// </summary>
@@ -340,7 +351,8 @@ namespace Borepin.Resources.Text {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to PLACEHOLDER.
+        ///   Looks up a localized string similar to You do not have the authorization to use this machine.
+        ///Ask in your Space if you can be trained on the machine to be unlocked for the machine..
         /// </summary>
         internal static string MachinePage_CanNotUseByPermission {
             get {
@@ -502,7 +514,7 @@ namespace Borepin.Resources.Text {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to New Password:.
+        ///   Looks up a localized string similar to New Password.
         /// </summary>
         internal static string ProfilePage_NewPassword {
             get {
@@ -511,7 +523,7 @@ namespace Borepin.Resources.Text {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Old Password:.
+        ///   Looks up a localized string similar to Old Password.
         /// </summary>
         internal static string ProfilePage_OldPassword {
             get {
diff --git a/Borepin/Borepin/Resources/Text/TextResource.resx b/Borepin/Borepin/Resources/Text/TextResource.resx
index 91d2371..cf1b0ce 100644
--- a/Borepin/Borepin/Resources/Text/TextResource.resx
+++ b/Borepin/Borepin/Resources/Text/TextResource.resx
@@ -139,8 +139,9 @@
     <value>Connect to Server</value>
   </data>
   <data name="AddServerProcess_SelectServerPage_Info" xml:space="preserve">
-    <value>PLACEHOLDER</value>
-    <comment>Server Struktur erklären, auf QR-Code hinweisen, ansonsten im Space fragen</comment>
+    <value>FabAccess is a decentralized machine management system. Each Space thus uses its own server.
+Ask your Space for the address of your server.
+You can also put down several servers and then connect to the desired server.</value>
   </data>
   <data name="AddUserPage_AddUser" xml:space="preserve">
     <value>Add User</value>
@@ -160,6 +161,9 @@
   <data name="ALERT_ConnectionFailed" xml:space="preserve">
     <value>Connection failed</value>
   </data>
+  <data name="ALERT_DuplicateConnection" xml:space="preserve">
+    <value>Connection already exist. Please delete old Connection before adding the new Connection.</value>
+  </data>
   <data name="ALERT_PasswordInvalid" xml:space="preserve">
     <value>Password is invalid.</value>
   </data>
@@ -212,8 +216,8 @@
     <value>Host</value>
   </data>
   <data name="MachinePage_CanNotUseByPermission" xml:space="preserve">
-    <value>PLACEHOLDER</value>
-    <comment>Nutzer darf die Maschine nicht nutzten, dass sollte erklärt werden, also beim Admin nachfragen</comment>
+    <value>You do not have the authorization to use this machine.
+Ask in your Space if you can be trained on the machine to be unlocked for the machine.</value>
   </data>
   <data name="MachinePage_CurrentUser" xml:space="preserve">
     <value>Current User:</value>
@@ -267,10 +271,10 @@
     <value>Change Password</value>
   </data>
   <data name="ProfilePage_NewPassword" xml:space="preserve">
-    <value>New Password:</value>
+    <value>New Password</value>
   </data>
   <data name="ProfilePage_OldPassword" xml:space="preserve">
-    <value>Old Password:</value>
+    <value>Old Password</value>
   </data>
   <data name="ProfilePage_UpdatePassword" xml:space="preserve">
     <value>Update Password</value>
diff --git a/Borepin/Borepin/Service/Storage/LoginStorageService.cs b/Borepin/Borepin/Service/Storage/LoginStorageService.cs
index b50401f..144bc66 100644
--- a/Borepin/Borepin/Service/Storage/LoginStorageService.cs
+++ b/Borepin/Borepin/Service/Storage/LoginStorageService.cs
@@ -41,7 +41,7 @@ namespace Borepin.Service.Storage
             IList<ConnectionData> connectionData_List = await _LoadConnectionData().ConfigureAwait(false);
             if(connectionData_List.Contains(connectionData))
             {
-                throw new DuplicateConnectionException(connectionData);
+                connectionData_List.Remove(connectionData);
             }
 
             connectionData_List.Add(connectionData);
diff --git a/external/capnproto-dotnetcore b/external/capnproto-dotnetcore
index 086bbc2..63e6385 160000
--- a/external/capnproto-dotnetcore
+++ b/external/capnproto-dotnetcore
@@ -1 +1 @@
-Subproject commit 086bbc2497785d2cc63e9252df6f6d3ee7599579
+Subproject commit 63e63853c1d5ca9f223aa3627ad391ce434a0683