diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8d4a6c0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+bin
+obj
\ No newline at end of file
diff --git a/GPSDeviceReaders/GarminUSBReader/GarminUSBReader.csproj b/GPSDeviceReaders/GarminUSBReader/GarminUSBReader.csproj
index 4707bc6..b0e9bfa 100644
--- a/GPSDeviceReaders/GarminUSBReader/GarminUSBReader.csproj
+++ b/GPSDeviceReaders/GarminUSBReader/GarminUSBReader.csproj
@@ -32,7 +32,7 @@
     <IsWebBootstrapper>false</IsWebBootstrapper>
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>true</DebugSymbols>
diff --git a/GPSDeviceReaders/GlobalSatGH615MReader/GlobalSatGH615MReader.csproj b/GPSDeviceReaders/GlobalSatGH615MReader/GlobalSatGH615MReader.csproj
index 9932b9b..3b1172c 100644
--- a/GPSDeviceReaders/GlobalSatGH615MReader/GlobalSatGH615MReader.csproj
+++ b/GPSDeviceReaders/GlobalSatGH615MReader/GlobalSatGH615MReader.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.GPSDeviceReaders.GlobalSatGH615MReader</RootNamespace>
     <AssemblyName>QuickRoute.GPSDeviceReaders.GlobalSatGH615MReader</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <StartupObject>
     </StartupObject>
diff --git a/GPSDeviceReaders/JJConnectRegistratorSEReader/JJConnectRegistratorSEReader.csproj b/GPSDeviceReaders/JJConnectRegistratorSEReader/JJConnectRegistratorSEReader.csproj
index c6b1320..d174382 100644
--- a/GPSDeviceReaders/JJConnectRegistratorSEReader/JJConnectRegistratorSEReader.csproj
+++ b/GPSDeviceReaders/JJConnectRegistratorSEReader/JJConnectRegistratorSEReader.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.GPSDeviceReaders.JJConnectRegistratorSEReader</RootNamespace>
     <AssemblyName>QuickRoute.GPSDeviceReaders.JJConnectRegistratorSEReader</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/GPSDeviceReaders/PolarRS800CXReader/PolarRS800CXReader.csproj b/GPSDeviceReaders/PolarRS800CXReader/PolarRS800CXReader.csproj
index 48d916d..2eb7a22 100644
--- a/GPSDeviceReaders/PolarRS800CXReader/PolarRS800CXReader.csproj
+++ b/GPSDeviceReaders/PolarRS800CXReader/PolarRS800CXReader.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.GPSDeviceReaders.Polar.PolarRS800CXReader</RootNamespace>
     <AssemblyName>PolarRS800CXReader</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/GPSDeviceReaders/SerialPortDeviceReader/SerialPortDeviceReader.csproj b/GPSDeviceReaders/SerialPortDeviceReader/SerialPortDeviceReader.csproj
index 8bd1b9a..1744a42 100644
--- a/GPSDeviceReaders/SerialPortDeviceReader/SerialPortDeviceReader.csproj
+++ b/GPSDeviceReaders/SerialPortDeviceReader/SerialPortDeviceReader.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.GPSDeviceReaders.SerialPortDeviceReader</RootNamespace>
     <AssemblyName>QuickRoute.GPSDeviceReaders.SerialPortDeviceReader</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/Publishers/DOMAPublisher/DOMAPublisher.csproj b/Publishers/DOMAPublisher/DOMAPublisher.csproj
index 6656adb..5a88cb4 100644
--- a/Publishers/DOMAPublisher/DOMAPublisher.csproj
+++ b/Publishers/DOMAPublisher/DOMAPublisher.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.Publishers.DOMAPublisher</RootNamespace>
     <AssemblyName>QuickRoute.Publishers.DOMAPublisher</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.BusinessEntities/QuickRoute.BusinessEntities.csproj b/QuickRoute.BusinessEntities/QuickRoute.BusinessEntities.csproj
index 89302e2..ad575e2 100644
--- a/QuickRoute.BusinessEntities/QuickRoute.BusinessEntities.csproj
+++ b/QuickRoute.BusinessEntities/QuickRoute.BusinessEntities.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.BusinessEntities</RootNamespace>
     <AssemblyName>QuickRoute.BusinessEntities</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.Common/QuickRoute.Common.csproj b/QuickRoute.Common/QuickRoute.Common.csproj
index 812c23a..7f9a5c4 100644
--- a/QuickRoute.Common/QuickRoute.Common.csproj
+++ b/QuickRoute.Common/QuickRoute.Common.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.Common</RootNamespace>
     <AssemblyName>QuickRoute.Common</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.Controls/QuickRoute.Controls.csproj b/QuickRoute.Controls/QuickRoute.Controls.csproj
index 8fa8dd1..dbbfb3b 100644
--- a/QuickRoute.Controls/QuickRoute.Controls.csproj
+++ b/QuickRoute.Controls/QuickRoute.Controls.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.Controls</RootNamespace>
     <AssemblyName>QuickRoute.Controls</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.PropertyControls/QuickRoute.PropertyControls.csproj b/QuickRoute.PropertyControls/QuickRoute.PropertyControls.csproj
index 3c2c0e6..559f1fe 100644
--- a/QuickRoute.PropertyControls/QuickRoute.PropertyControls.csproj
+++ b/QuickRoute.PropertyControls/QuickRoute.PropertyControls.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.PropertyControls</RootNamespace>
     <AssemblyName>QuickRoute.PropertyControls</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.Resources/QuickRoute.Resources.csproj b/QuickRoute.Resources/QuickRoute.Resources.csproj
index e46aa47..b8e1d26 100644
--- a/QuickRoute.Resources/QuickRoute.Resources.csproj
+++ b/QuickRoute.Resources/QuickRoute.Resources.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>QuickRoute.Resources</RootNamespace>
     <AssemblyName>QuickRoute.Resources</AssemblyName>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <FileUpgradeFlags>
     </FileUpgradeFlags>
diff --git a/QuickRoute.UI/Classes/Util.cs b/QuickRoute.UI/Classes/Util.cs
index 03fe736..4d6b029 100644
--- a/QuickRoute.UI/Classes/Util.cs
+++ b/QuickRoute.UI/Classes/Util.cs
@@ -129,7 +129,7 @@ public static void SelectUICulture(bool showRestartInformation)
 
     public static string PathShortener(string path, int length)
     {
-      var sb = new StringBuilder();
+      var sb = new StringBuilder(length + 1);
       PathCompactPathEx(sb, path, length, 0);
       return sb.ToString();
     }
diff --git a/QuickRoute.UI/QuickRoute.UI.csproj b/QuickRoute.UI/QuickRoute.UI.csproj
index 97bfc96..590d346 100644
--- a/QuickRoute.UI/QuickRoute.UI.csproj
+++ b/QuickRoute.UI/QuickRoute.UI.csproj
@@ -18,7 +18,7 @@
     <UpgradeBackupLocation>
     </UpgradeBackupLocation>
     <IsWebBootstrapper>false</IsWebBootstrapper>
-    <TargetFrameworkVersion>v2.0</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8.1</TargetFrameworkVersion>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>