diff --git a/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj b/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj
index 0f921b7..1e5a666 100644
--- a/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj	
+++ b/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj	
@@ -5,9 +5,9 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
-    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.1.4" />
-    <PackageReference Include="DevExpress.Pdf.SkiaRenderer" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor" Version="25.2.4" />
+    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.2.4" />
+    <PackageReference Include="DevExpress.Pdf.SkiaRenderer" Version="25.2.4" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="wwwroot\images\" />
diff --git a/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj.bak b/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj.bak
new file mode 100644
index 0000000..0f921b7
--- /dev/null
+++ b/Test Stefan/DxBlazorApplication1/DxBlazorApplication1/DxBlazorApplication1.csproj.bak	
@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Pdf.SkiaRenderer" Version="25.1.4" />
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="wwwroot\images\" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj b/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj
index fb069fc..0da82fd 100644
--- a/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj	
+++ b/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj	
@@ -5,8 +5,8 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
-    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor" Version="25.2.4" />
+    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.2.4" />
     <PackageReference Include="MsgReader" Version="6.0.3" />
   </ItemGroup>
   <ItemGroup>
diff --git a/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj.bak b/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj.bak
new file mode 100644
index 0000000..fb069fc
--- /dev/null
+++ b/Test Stefan/DxBlazorApplication2/DxBlazorApplication2/DxBlazorApplication2.csproj.bak	
@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor.PdfViewer" Version="25.1.4" />
+    <PackageReference Include="MsgReader" Version="6.0.3" />
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="Components\Formen\" />
+    <Folder Include="Data\Annotations\" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj b/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj
index d07924f..1f79867 100644
--- a/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj
+++ b/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj
@@ -7,7 +7,7 @@
     <StaticWebAssetProjectMode>Default</StaticWebAssetProjectMode>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor" Version="25.2.4" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.*-*" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj.bak b/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj.bak
new file mode 100644
index 0000000..d07924f
--- /dev/null
+++ b/TestRibbon/TestRibbon/TestRibbon.Client/TestRibbon.Client.csproj.bak
@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk.BlazorWebAssembly">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <NoDefaultLaunchSettingsFile>true</NoDefaultLaunchSettingsFile>
+    <StaticWebAssetProjectMode>Default</StaticWebAssetProjectMode>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly" Version="8.*-*" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj b/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj
index a8e216a..f3c8fcf 100644
--- a/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj
+++ b/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj
@@ -5,10 +5,10 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor" Version="25.2.4" />
     <PackageReference Include="DevExtreme.AspNet.Data" Version="5.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.Server" Version="8.*-*" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\TestRibbon.Client\TestRibbon.Client.csproj" />
diff --git a/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj.bak b/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj.bak
new file mode 100644
index 0000000..a8e216a
--- /dev/null
+++ b/TestRibbon/TestRibbon/TestRibbon/TestRibbon.csproj.bak
@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExtreme.AspNet.Data" Version="5.1.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Components.WebAssembly.Server" Version="8.*-*" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="7.0.10" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\TestRibbon.Client\TestRibbon.Client.csproj" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj b/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj
index b4ffce7..d98c50e 100644
--- a/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj
+++ b/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="DevExpress.Blazor" Version="25.2.4" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.10" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.10" />
   </ItemGroup>
diff --git a/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj.bak b/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj.bak
new file mode 100644
index 0000000..b4ffce7
--- /dev/null
+++ b/WerksverkaufScanner/WerksverkaufScanner/WerksverkaufScanner.csproj.bak
@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="DevExpress.Blazor" Version="25.1.4" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="9.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="9.0.10" />
+  </ItemGroup>
+
+</Project>