From 2ce811364402e39e9431c06cb71b20d347a2e103 Mon Sep 17 00:00:00 2001
From: TheJoKlLa <thejoklla@gmail.com>
Date: Tue, 31 Jan 2023 14:14:33 +0100
Subject: [PATCH 1/5] Fixed: TLS Timeout

---
 FabAccessAPI/API.cs | 48 ++++++++++++++++++++++++++++++---------------
 1 file changed, 32 insertions(+), 16 deletions(-)

diff --git a/FabAccessAPI/API.cs b/FabAccessAPI/API.cs
index 3c81f40..04494cd 100644
--- a/FabAccessAPI/API.cs
+++ b/FabAccessAPI/API.cs
@@ -6,6 +6,7 @@ using NLog;
 using S22.Sasl;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Net.Security;
 using System.Security.Cryptography.X509Certificates;
@@ -336,28 +337,43 @@ namespace FabAccessAPI
             return true;
         }
 
+        /// <summary>
+        /// Injects SSL as Midlayer in TCPRPCConnection
+        /// </summary>
+        /// <exception cref="ConnectionException"></exception>
+        private Stream InjectSSL(Stream tcpstream)
+        {
+            SslStream sslStream = new SslStream(tcpstream, false, new RemoteCertificateValidationCallback(_RemoteCertificateValidationCallback));
+            try
+            {
+                sslStream.ReadTimeout = 2000;
+                sslStream.AuthenticateAsClient("bffhd");
+                sslStream.ReadTimeout = -1;
+                
+                return sslStream;
+            }
+            catch (System.Security.Authentication.AuthenticationException exception)
+            {
+                sslStream.Close();
+                Log.Warn(exception);
+                throw new ConnectionException("TLS failed", exception);
+            }
+            catch(IOException exception)
+            {
+                sslStream.Close();
+                Log.Warn(exception);
+                throw new ConnectionException("TLS failed", new Exceptions.TimeoutException("TLS timeout", exception));
+            }
+        }
+
         /// <summary>
         /// Connect async to a server with ConnectionData
         /// </summary>
         /// <exception cref="ConnectionException">Based on RPC Exception</exception>
         private async Task _ConnectAsync(TcpRpcClient tcprpcClient, ConnectionData connectionData)
         {
-            tcprpcClient.InjectMidlayer((tcpstream) =>
-            {
-                var sslStream = new SslStream(tcpstream, false, new RemoteCertificateValidationCallback(_RemoteCertificateValidationCallback));
-                try
-                {
-                    sslStream.AuthenticateAsClient("bffhd");
-                    return sslStream;
-                }
-                catch (System.Security.Authentication.AuthenticationException exception)
-                {
-                    sslStream.Close();
-                    Log.Warn(exception);
-                    throw new ConnectionException("TLS failed", exception);
-                }
-            });
-
+            tcprpcClient.InjectMidlayer(InjectSSL);
+            
             try
             {
                 Task timeoutTask = Task.Delay(3000);

From 1e2604486cf1e675f4520d76d7370efb2c19cc9f Mon Sep 17 00:00:00 2001
From: TheJoKlLa <thejoklla@gmail.com>
Date: Tue, 31 Jan 2023 15:11:43 +0100
Subject: [PATCH 2/5] Updated QR-Code Scanning

---
 Borepin/Borepin/Dialog/ScanDialog.xaml        |  13 --
 Borepin/Borepin/Dialog/ScanDialog.xaml.cs     |  20 ----
 .../Borepin/DialogModel/ScanDialogModel.cs    | 111 ------------------
 Borepin/Borepin/Page/ScanPage.xaml            |  10 +-
 Borepin/Borepin/Page/ScanURNPage.xaml         |  10 +-
 5 files changed, 18 insertions(+), 146 deletions(-)
 delete mode 100644 Borepin/Borepin/Dialog/ScanDialog.xaml
 delete mode 100644 Borepin/Borepin/Dialog/ScanDialog.xaml.cs
 delete mode 100644 Borepin/Borepin/DialogModel/ScanDialogModel.cs

diff --git a/Borepin/Borepin/Dialog/ScanDialog.xaml b/Borepin/Borepin/Dialog/ScanDialog.xaml
deleted file mode 100644
index ff01a42..0000000
--- a/Borepin/Borepin/Dialog/ScanDialog.xaml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<ContentView xmlns="http://xamarin.com/schemas/2014/forms" 
-             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" 
-             xmlns:zxing="clr-namespace:ZXing.Net.Mobile.Forms;assembly=ZXing.Net.Mobile.Forms"
-             x:Class="Borepin.Dialog.ScanDialog"
-             xmlns:resource_text="clr-namespace:Borepin.Resources.Text">
-  <ContentView.Content>
-        <StackLayout IsVisible="{Binding IsVisible}">
-            <zxing:ZXingScannerView Result="{Binding ScanResult, Mode=TwoWay}" ScanResultCommand="{Binding ScannedCommand}"  IsScanning="{Binding IsScanning}" WidthRequest="300" HeightRequest="500" VerticalOptions="CenterAndExpand" HorizontalOptions="CenterAndExpand"/>
-            <Button Text="{x:Static resource_text:TextResource.CANCEL}" Command="{Binding AbortCommand}"/>
-        </StackLayout>
-  </ContentView.Content>
-</ContentView>
\ No newline at end of file
diff --git a/Borepin/Borepin/Dialog/ScanDialog.xaml.cs b/Borepin/Borepin/Dialog/ScanDialog.xaml.cs
deleted file mode 100644
index e70fb4b..0000000
--- a/Borepin/Borepin/Dialog/ScanDialog.xaml.cs
+++ /dev/null
@@ -1,20 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-using Xamarin.Forms;
-using Xamarin.Forms.Xaml;
-
-namespace Borepin.Dialog
-{
-    [XamlCompilation(XamlCompilationOptions.Compile)]
-    public partial class ScanDialog : ContentView
-    {
-        public ScanDialog()
-        {
-            InitializeComponent();
-        }
-    }
-}
\ No newline at end of file
diff --git a/Borepin/Borepin/DialogModel/ScanDialogModel.cs b/Borepin/Borepin/DialogModel/ScanDialogModel.cs
deleted file mode 100644
index 0543b8e..0000000
--- a/Borepin/Borepin/DialogModel/ScanDialogModel.cs
+++ /dev/null
@@ -1,111 +0,0 @@
-using Prism.Commands;
-using Prism.Mvvm;
-using Prism.Services.Dialogs;
-using System;
-using System.Windows.Input;
-using ZXing;
-
-namespace Borepin.DialogModel
-{
-    public class ScanDialogModel : BindableBase, IDialogAware
-    {
-        #region Private Fields
-        private object _Instance;
-        #endregion
-
-        #region Constructors
-        public ScanDialogModel()
-        {
-            AbortCommand = new DelegateCommand(AbortCommandExecute);
-            ScannedCommand = new DelegateCommand(ScannedCommandExecute);
-
-            IsVisible = true;
-            IsScanning = true;
-        }
-        #endregion
-
-        #region Fields
-        public event Action<IDialogParameters> RequestClose;
-
-        public bool CanCloseDialog()
-        {
-            return true;
-        }
-
-        private Result _ScanResult;
-        public Result ScanResult
-        {
-            get => _ScanResult;
-            set => SetProperty(ref _ScanResult, value);
-        }
-
-        private bool _IsScanning;
-        public bool IsScanning
-        {
-            get => _IsScanning;
-            set => SetProperty(ref _IsScanning, value);
-        }
-
-        private bool _IsVisible;
-        public bool IsVisible
-        {
-            get => _IsVisible;
-            set => SetProperty(ref _IsVisible, value);
-        }
-        #endregion
-
-        #region Commands
-        private ICommand _ScannedCommand;
-
-        public ICommand ScannedCommand
-        {
-            get => _ScannedCommand;
-            set => SetProperty(ref _ScannedCommand, value);
-        }
-        public void ScannedCommandExecute()
-        {
-            IsScanning = false;
-            IsVisible = false;
-
-            IDialogParameters parameters = new DialogParameters()
-            {
-                { "result", "scanned" },
-                { "value", ScanResult.Text },
-                { "instance", _Instance },
-            };
-            RequestClose(parameters);
-        }
-
-        private ICommand _AbortCommand;
-        public ICommand AbortCommand
-        {
-            get => _AbortCommand;
-            set => SetProperty(ref _AbortCommand, value);
-        }
-        public void AbortCommandExecute()
-        {
-            IsScanning = false;
-            IsVisible = false;
-            
-            IDialogParameters parameters = new DialogParameters()
-            {
-                { "result", "abort" },
-                { "instance", _Instance },
-            };
-            RequestClose(parameters);
-        }
-        #endregion
-
-        #region IDialogAware
-        public void OnDialogClosed()
-        {
-
-        }
-
-        public void OnDialogOpened(IDialogParameters parameters)
-        {
-            _Instance = parameters.GetValue<object>("instance");
-        }
-        #endregion
-    }
-}
diff --git a/Borepin/Borepin/Page/ScanPage.xaml b/Borepin/Borepin/Page/ScanPage.xaml
index 4c89a67..8f29baa 100644
--- a/Borepin/Borepin/Page/ScanPage.xaml
+++ b/Borepin/Borepin/Page/ScanPage.xaml
@@ -6,7 +6,15 @@
              x:Class="Borepin.Page.ScanPage">
     <ContentPage.Content>
         <StackLayout IsVisible="{Binding IsVisible}">
-            <zxing:ZXingScannerView Result="{Binding ScanResult, Mode=TwoWay}" ScanResultCommand="{Binding ScannedCommand}"  IsScanning="{Binding IsScanning}" WidthRequest="300" HeightRequest="500" VerticalOptions="CenterAndExpand" HorizontalOptions="CenterAndExpand" Options="{Binding ScanOptions}"/>
+            <zxing:ZXingScannerView 
+                Result="{Binding ScanResult, Mode=TwoWay}" 
+                ScanResultCommand="{Binding ScannedCommand}"  
+                IsScanning="{Binding IsScanning}" 
+                Options="{Binding ScanOptions}" 
+                WidthRequest="300" 
+                HeightRequest="500" 
+                VerticalOptions="CenterAndExpand" 
+                HorizontalOptions="CenterAndExpand"/>
             <Button Text="{x:Static resource_text:TextResource.CANCEL}" Command="{Binding CancelCommand}"/>
         </StackLayout>
     </ContentPage.Content>
diff --git a/Borepin/Borepin/Page/ScanURNPage.xaml b/Borepin/Borepin/Page/ScanURNPage.xaml
index 02b7db1..cbaba29 100644
--- a/Borepin/Borepin/Page/ScanURNPage.xaml
+++ b/Borepin/Borepin/Page/ScanURNPage.xaml
@@ -6,7 +6,15 @@
              x:Class="Borepin.Page.ScanURNPage">
     <ContentPage.Content>
         <StackLayout IsVisible="{Binding IsVisible}">
-            <zxing:ZXingScannerView Result="{Binding ScanResult, Mode=TwoWay}" ScanResultCommand="{Binding ScannedCommand}"  IsScanning="{Binding IsScanning}" WidthRequest="300" HeightRequest="500" VerticalOptions="CenterAndExpand" HorizontalOptions="CenterAndExpand" Options="{Binding ScanOptions}"/>
+            <zxing:ZXingScannerView 
+                Result="{Binding ScanResult, Mode=TwoWay}" 
+                ScanResultCommand="{Binding ScannedCommand}"  
+                IsScanning="{Binding IsScanning}" 
+                Options="{Binding ScanOptions}" 
+                WidthRequest="300" 
+                HeightRequest="500" 
+                VerticalOptions="CenterAndExpand" 
+                HorizontalOptions="CenterAndExpand"/>
             <Button Text="{x:Static resource_text:TextResource.CANCEL}" Command="{Binding CancelCommand}"/>
         </StackLayout>
     </ContentPage.Content>

From 530112ccc6f0966f756f6e48986798380fdb4674 Mon Sep 17 00:00:00 2001
From: TheJoKlLa <thejoklla@gmail.com>
Date: Tue, 31 Jan 2023 15:12:22 +0100
Subject: [PATCH 3/5] Fixed QR-Code

---
 Borepin/Borepin/PageModel/ScanPageModel.cs    | 21 +++++++++++++++++--
 Borepin/Borepin/PageModel/ScanURNPageModel.cs |  7 +++----
 2 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/Borepin/Borepin/PageModel/ScanPageModel.cs b/Borepin/Borepin/PageModel/ScanPageModel.cs
index 5a6498c..e8ae0ef 100644
--- a/Borepin/Borepin/PageModel/ScanPageModel.cs
+++ b/Borepin/Borepin/PageModel/ScanPageModel.cs
@@ -2,10 +2,12 @@
 using Prism.Commands;
 using Prism.Navigation;
 using Prism.Services;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 using System.Windows.Input;
 using Xamarin.Forms;
 using ZXing;
+using ZXing.Mobile;
 
 namespace Borepin.PageModel
 {
@@ -40,6 +42,23 @@ namespace Borepin.PageModel
         #endregion
 
         #region Fields
+        public MobileBarcodeScanningOptions ScanOptions
+        {
+            get
+            {
+                return new MobileBarcodeScanningOptions()
+                {
+                    PossibleFormats = new List<BarcodeFormat>()
+                    {
+                        BarcodeFormat.QR_CODE,
+                        BarcodeFormat.EAN_13,
+                    },
+                    AutoRotate = true,
+                    DelayBetweenContinuousScans = 300,
+                };
+            }
+        }
+
         private Result _ScanResult;
         public Result ScanResult
         {
@@ -73,7 +92,6 @@ namespace Borepin.PageModel
         public void ScannedCommandExecute()
         {
             IsScanning = false;
-            IsVisible = false;
 
             INavigationParameters parameters = new NavigationParameters()
             {
@@ -96,7 +114,6 @@ namespace Borepin.PageModel
         public async Task CancelCommandExecute()
         {
             IsScanning = false;
-            IsVisible = false;
 
             INavigationParameters parameters = new NavigationParameters()
             {
diff --git a/Borepin/Borepin/PageModel/ScanURNPageModel.cs b/Borepin/Borepin/PageModel/ScanURNPageModel.cs
index e047c23..6185eaf 100644
--- a/Borepin/Borepin/PageModel/ScanURNPageModel.cs
+++ b/Borepin/Borepin/PageModel/ScanURNPageModel.cs
@@ -34,14 +34,14 @@ namespace Borepin.PageModel
                 return new MobileBarcodeScanningOptions()
                 {
                     PossibleFormats = new List<BarcodeFormat>()
-                    { 
+                    {
                         BarcodeFormat.QR_CODE,
                         BarcodeFormat.EAN_13,
-                        // TODO add more Barcode Formats if needed
                     },
+                    AutoRotate = true,
+                    DelayBetweenContinuousScans = 300,
                 };
             }
-            //set => SetProperty(ref _ScanOptions, value);
         }
 
         private Result _ScanResult;
@@ -146,7 +146,6 @@ namespace Borepin.PageModel
         public async Task CancelCommandExecute()
         {
             IsScanning = false;
-            IsVisible = false;
 
             await _NavigationService.GoBackAsync().ConfigureAwait(false);
         }

From 1d0abbcff714cadc5086adb0d1e83401064545ba Mon Sep 17 00:00:00 2001
From: TheJoKlLa <thejoklla@gmail.com>
Date: Tue, 31 Jan 2023 15:12:42 +0100
Subject: [PATCH 4/5] Removed Android Baackground Service

---
 .../Borepin.Android/Borepin.Android.csproj    |  4 --
 .../Services/APIBindedService.cs              | 50 -------------------
 Borepin/Borepin.Android/Services/APIBinder.cs | 18 -------
 .../Services/APIServiceConnection.cs          | 32 ------------
 .../Services/APIService_New.cs                | 28 -----------
 5 files changed, 132 deletions(-)
 delete mode 100644 Borepin/Borepin.Android/Services/APIBindedService.cs
 delete mode 100644 Borepin/Borepin.Android/Services/APIBinder.cs
 delete mode 100644 Borepin/Borepin.Android/Services/APIServiceConnection.cs
 delete mode 100644 Borepin/Borepin.Android/Services/APIService_New.cs

diff --git a/Borepin/Borepin.Android/Borepin.Android.csproj b/Borepin/Borepin.Android/Borepin.Android.csproj
index 3dd24cb..6ddc1c0 100644
--- a/Borepin/Borepin.Android/Borepin.Android.csproj
+++ b/Borepin/Borepin.Android/Borepin.Android.csproj
@@ -76,11 +76,7 @@
     <Compile Include="PlatformInitializer.cs" />
     <Compile Include="Resources\Resource.designer.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Services\APIBinder.cs" />
-    <Compile Include="Services\APIBindedService.cs" />
     <Compile Include="Services\APIService.cs" />
-    <Compile Include="Services\APIService_New.cs" />
-    <Compile Include="Services\APIServiceConnection.cs" />
     <Compile Include="Services\BrowserService.cs" />
     <Compile Include="Services\PreferenceStorageService.cs" />
     <Compile Include="Services\SecretStorage.cs" />
diff --git a/Borepin/Borepin.Android/Services/APIBindedService.cs b/Borepin/Borepin.Android/Services/APIBindedService.cs
deleted file mode 100644
index e84859c..0000000
--- a/Borepin/Borepin.Android/Services/APIBindedService.cs
+++ /dev/null
@@ -1,50 +0,0 @@
-using Android.App;
-using Android.Content;
-using Android.OS;
-using FabAccessAPI;
-
-namespace Borepin.Droid.Services
-{
-    [Service(Name= "org.fab_infra.fabaccess.APIService")]
-    public class APIBindedService : Android.App.Service
-    {
-        #region Private Members
-        private IAPI _API;
-        #endregion
-
-        #region Members
-        public IBinder Binder { get; private set; }
-        #endregion
-
-        #region Methods
-        public IAPI GetAPI()
-        {
-            return _API;
-        }
-
-        public override void OnCreate()
-        {
-            base.OnCreate();
-            _API = new API();
-        }
-
-        public override IBinder OnBind(Intent intent)
-        {
-            Binder = new APIBinder(this);
-            return Binder;
-        }
-
-        public override bool OnUnbind(Intent intent)
-        {
-            return base.OnUnbind(intent);
-        }
-
-        public override void OnDestroy()
-        {
-            Binder = null;
-            _API = null;
-            base.OnDestroy();
-        }
-        #endregion
-    }
-}
\ No newline at end of file
diff --git a/Borepin/Borepin.Android/Services/APIBinder.cs b/Borepin/Borepin.Android/Services/APIBinder.cs
deleted file mode 100644
index 5deeb3b..0000000
--- a/Borepin/Borepin.Android/Services/APIBinder.cs
+++ /dev/null
@@ -1,18 +0,0 @@
-using Android.OS;
-
-namespace Borepin.Droid.Services
-{
-    public class APIBinder : Binder
-    {
-        #region Constructors
-        public APIBinder(APIBindedService service)
-        {
-            Service = service;
-        }
-        #endregion
-
-        #region Members
-        public APIBindedService Service { get; private set; }
-        #endregion
-    }
-}
\ No newline at end of file
diff --git a/Borepin/Borepin.Android/Services/APIServiceConnection.cs b/Borepin/Borepin.Android/Services/APIServiceConnection.cs
deleted file mode 100644
index 319d008..0000000
--- a/Borepin/Borepin.Android/Services/APIServiceConnection.cs
+++ /dev/null
@@ -1,32 +0,0 @@
-using Android.Content;
-using Android.OS;
-using FabAccessAPI;
-
-namespace Borepin.Droid.Services
-{
-    class APIServiceConnection : Java.Lang.Object, IServiceConnection
-    {
-        #region Members
-        public bool IsConnected
-        {
-            get
-            {
-                return Binder != null;
-            }
-        }
-        public APIBinder Binder { get; private set; } = null;
-        #endregion
-
-        #region Methods
-        public void OnServiceConnected(ComponentName name, IBinder service)
-        {
-            Binder = service as APIBinder;
-        }
-
-        public void OnServiceDisconnected(ComponentName name)
-        {
-            Binder = null;
-        }
-        #endregion
-    }
-}
\ No newline at end of file
diff --git a/Borepin/Borepin.Android/Services/APIService_New.cs b/Borepin/Borepin.Android/Services/APIService_New.cs
deleted file mode 100644
index 1defae9..0000000
--- a/Borepin/Borepin.Android/Services/APIService_New.cs
+++ /dev/null
@@ -1,28 +0,0 @@
-using Android.App;
-using Android.Content;
-using Borepin.Service;
-using FabAccessAPI;
-
-namespace Borepin.Droid.Services
-{
-    public class APIService_New : IAPIService
-    {
-        #region Private Members
-        private readonly APIServiceConnection _APIServiceConnection;
-        #endregion
-
-        #region Constructors
-        public APIService_New()
-        {
-            Context context = Application.Context;
-            Intent service = new Intent(context, typeof(APIBindedService));
-            context.BindService(service, _APIServiceConnection, Bind.AutoCreate);
-        }
-        #endregion
-
-        public IAPI GetAPI()
-        {
-            return _APIServiceConnection?.Binder?.Service?.GetAPI();
-        }
-    }
-}
\ No newline at end of file

From e396e82fbc7d870811d4d96d49894fb808d9dfef Mon Sep 17 00:00:00 2001
From: TheJoKlLa <thejoklla@gmail.com>
Date: Tue, 31 Jan 2023 15:13:19 +0100
Subject: [PATCH 5/5] Updated API Connect

---
 Borepin/Borepin/App.xaml.cs                   |  1 -
 Borepin/Borepin/Borepin.csproj                |  3 --
 Borepin/Borepin/Page/StartPage.xaml           |  4 +-
 .../AddServerProcess/AuthPlainPageModel.cs    | 44 +++----------------
 Borepin/Borepin/PageModel/StartPageModel.cs   | 10 ++---
 external/capnproto-dotnetcore                 |  2 +-
 6 files changed, 15 insertions(+), 49 deletions(-)

diff --git a/Borepin/Borepin/App.xaml.cs b/Borepin/Borepin/App.xaml.cs
index 0ef9f00..0398942 100644
--- a/Borepin/Borepin/App.xaml.cs
+++ b/Borepin/Borepin/App.xaml.cs
@@ -65,7 +65,6 @@ namespace Borepin
 
             #region Register Dialog
             containerRegistry.RegisterDialog<ConfirmDialog, ConfirmDialogModel>();
-            containerRegistry.RegisterDialog<ScanDialog, ScanDialogModel>();
             #endregion
 
             #region Register Service
diff --git a/Borepin/Borepin/Borepin.csproj b/Borepin/Borepin/Borepin.csproj
index a5f7eac..69ae925 100644
--- a/Borepin/Borepin/Borepin.csproj
+++ b/Borepin/Borepin/Borepin.csproj
@@ -99,9 +99,6 @@
     <EmbeddedResource Update="Dialog\ConfirmDialog.xaml">
       <Generator>MSBuild:UpdateDesignTimeXaml</Generator>
     </EmbeddedResource>
-    <EmbeddedResource Update="Dialog\ScanDialog.xaml">
-      <Generator>MSBuild:UpdateDesignTimeXaml</Generator>
-    </EmbeddedResource>
     <EmbeddedResource Update="Page\AddServerProcess\SelectServerPage.xaml">
       <Generator>MSBuild:UpdateDesignTimeXaml</Generator>
     </EmbeddedResource>
diff --git a/Borepin/Borepin/Page/StartPage.xaml b/Borepin/Borepin/Page/StartPage.xaml
index 7ca721c..ca4ec0e 100644
--- a/Borepin/Borepin/Page/StartPage.xaml
+++ b/Borepin/Borepin/Page/StartPage.xaml
@@ -10,9 +10,9 @@
                 <ActivityIndicator IsRunning="{Binding IsBusy}"/>
             </StackLayout>
             <ActivityIndicator IsRunning="{Binding IsBusy}"/>
-            <StackLayout IsVisible="{Binding IsConnecting}" VerticalOptions="CenterAndExpand">
+            <StackLayout IsVisible="{Binding RunConnecting}" VerticalOptions="CenterAndExpand">
                 <Label Text="{x:Static resource_text:TextResource.StartPage_Connecting}" Style="{StaticResource Style_Label_Text_Center}"/>
-                <ActivityIndicator IsRunning="{Binding IsConnecting}"/>
+                <ActivityIndicator IsRunning="{Binding RunConnecting}"/>
             </StackLayout>
         </StackLayout>
     </ContentPage.Content>
diff --git a/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs b/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
index 8cc022b..bd8291f 100644
--- a/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
+++ b/Borepin/Borepin/PageModel/AddServerProcess/AuthPlainPageModel.cs
@@ -5,6 +5,7 @@ using System.Windows.Input;
 using Borepin.Base;
 using Borepin.Base.Exceptions;
 using Borepin.Service;
+using Borepin.Service.ErrorMessage;
 using Borepin.Service.Storage;
 using FabAccessAPI;
 using FabAccessAPI.Exceptions;
@@ -21,12 +22,14 @@ namespace Borepin.PageModel.AddServerProcess
         #region Private Fields
         private ConnectionData _ConnectionData;
         private readonly ILoginStorageService _LoginStorageService;
+        private readonly IErrorMessageService _ErrorMessageService;
         #endregion
 
         #region Constructors
-        public AuthPlainPageModel(INavigationService navigationService, IAPIService apiService, IPageDialogService pageDialogService, ILoginStorageService loginStorageService) : base(navigationService, pageDialogService, apiService)
+        public AuthPlainPageModel(INavigationService navigationService, IAPIService apiService, IPageDialogService pageDialogService, ILoginStorageService loginStorageService, IErrorMessageService errorMessageService) : base(navigationService, pageDialogService, apiService)
         {
             _LoginStorageService = loginStorageService;
+            _ErrorMessageService = errorMessageService;
 
             AuthenticateCommand = new DelegateCommand(async () => await AuthenticateCommandExecute().ConfigureAwait(false));
         }
@@ -113,46 +116,13 @@ namespace Borepin.PageModel.AddServerProcess
             {
                 await _API.Connect(_ConnectionData).ConfigureAwait(false);
             }
-            catch (ConnectionException)
+            catch (Exception exception)
             {
-                Device.BeginInvokeOnMainThread(async () =>
-                {
-                    await _PageDialogService.DisplayAlertAsync(Resources.Text.TextResource.ALERT_ConnectionFailed, Resources.Text.TextResource.ALERT_UnableServer, Resources.Text.TextResource.OK).ConfigureAwait(false);
-
-                    IsBusy = false;
-                });
+                _ErrorMessageService.DisplayConnectFailedMessage(exception);
+                IsBusy = false;
                 return;
             }
-            catch (InvalidCredentialsException)
-            {
-                Device.BeginInvokeOnMainThread(async () =>
-                {
-                    await _PageDialogService.DisplayAlertAsync(Resources.Text.TextResource.ALERT_ConnectionFailed, Resources.Text.TextResource.ALERT_CredentialsInvalid, Resources.Text.TextResource.OK).ConfigureAwait(false);
 
-                    IsBusy = false;
-                });
-                return;
-            }
-            catch (AuthenticationFailedException)
-            {
-                Device.BeginInvokeOnMainThread(async () =>
-                {
-                    await _PageDialogService.DisplayAlertAsync(Resources.Text.TextResource.ALERT_ConnectionFailed, Resources.Text.TextResource.ALERT_AuthServer, Resources.Text.TextResource.OK).ConfigureAwait(false);
-
-                    IsBusy = false;
-                });
-                return;
-            }
-            catch(Exception ex)
-            {
-                Device.BeginInvokeOnMainThread(async () =>
-                {
-                    await _PageDialogService.DisplayAlertAsync(Resources.Text.TextResource.ALERT_ConnectionFailed, Resources.Text.TextResource.ALERT_UnexpectedError, Resources.Text.TextResource.OK).ConfigureAwait(false);
-
-                    IsBusy = false;
-                });
-                return;
-            }
             await _LoginStorageService.Add(_ConnectionData).ConfigureAwait(false);
             await _LoginStorageService.UpdateTimestamp(_ConnectionData).ConfigureAwait(false);
             
diff --git a/Borepin/Borepin/PageModel/StartPageModel.cs b/Borepin/Borepin/PageModel/StartPageModel.cs
index 34636b7..43611e0 100644
--- a/Borepin/Borepin/PageModel/StartPageModel.cs
+++ b/Borepin/Borepin/PageModel/StartPageModel.cs
@@ -32,11 +32,11 @@ namespace Borepin.PageModel
         #endregion
 
         #region Fields
-        private bool _IsConnecting;
-        public bool IsConnecting
+        private bool _RunConnecting;
+        public bool RunConnecting
         {
-            get => _IsConnecting;
-            set => SetProperty(ref _IsConnecting, value);
+            get => _RunConnecting;
+            set => SetProperty(ref _RunConnecting, value);
         }
         #endregion
 
@@ -60,7 +60,7 @@ namespace Borepin.PageModel
             else if(connectionData_Default != null)
             {
                 IsBusy = false;
-                IsConnecting = true;
+                RunConnecting = true;
                 try
                 {
                     await _API.Connect(connectionData_Default).ConfigureAwait(false);
diff --git a/external/capnproto-dotnetcore b/external/capnproto-dotnetcore
index a70eecd..1be9ffb 160000
--- a/external/capnproto-dotnetcore
+++ b/external/capnproto-dotnetcore
@@ -1 +1 @@
-Subproject commit a70eecd99112b16902128b8b4b2c95b2721fdf0e
+Subproject commit 1be9ffbf8acbc9770f2d5b67c961fb60e49e5ec5