diff --git a/code_csharp_eses/01_output_comments2.csproj b/code_csharp_eses/01_output_comments2.csproj
deleted file mode 100644
index d464245..0000000
--- a/code_csharp_eses/01_output_comments2.csproj
+++ /dev/null
@@ -1,53 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{DEE964A6-0B3F-4892-9AF0-59C0E4B75F97}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>code_csharp_eses</RootNamespace>
-    <AssemblyName>code_csharp_eses</AssemblyName>
-    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
-    <Deterministic>true</Deterministic>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <ItemGroup>
-    <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
-    <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Xml" />
-  </ItemGroup>
-  <ItemGroup>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="App.config" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-</Project>
\ No newline at end of file
diff --git a/code_csharp_eses/App.config b/code_csharp_eses/App.config
deleted file mode 100644
index 193aecc..0000000
--- a/code_csharp_eses/App.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8" ?>
-<configuration>
-    <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
-    </startup>
-</configuration>
\ No newline at end of file
diff --git a/code_csharp_eses/Program.cs b/code_csharp_eses/Program.cs
deleted file mode 100644
index f25f718..0000000
--- a/code_csharp_eses/Program.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace code_csharp_eses
-{
-    internal class Program
-    {
-        static void Main(string[] args)
-        {
-        }
-    }
-}
diff --git a/code_csharp_eses/Properties/AssemblyInfo.cs b/code_csharp_eses/Properties/AssemblyInfo.cs
deleted file mode 100644
index b5eda0e..0000000
--- a/code_csharp_eses/Properties/AssemblyInfo.cs
+++ /dev/null
@@ -1,33 +0,0 @@
-using System.Reflection;
-using System.Runtime.CompilerServices;
-using System.Runtime.InteropServices;
-
-// Allgemeine Informationen über eine Assembly werden über die folgenden
-// Attribute gesteuert. Ändern Sie diese Attributwerte, um die Informationen zu ändern,
-// die einer Assembly zugeordnet sind.
-[assembly: AssemblyTitle("code_csharp_eses")]
-[assembly: AssemblyDescription("")]
-[assembly: AssemblyConfiguration("")]
-[assembly: AssemblyCompany("")]
-[assembly: AssemblyProduct("code_csharp_eses")]
-[assembly: AssemblyCopyright("Copyright ©  2026")]
-[assembly: AssemblyTrademark("")]
-[assembly: AssemblyCulture("")]
-
-// Durch Festlegen von ComVisible auf FALSE werden die Typen in dieser Assembly
-// für COM-Komponenten unsichtbar.  Wenn Sie auf einen Typ in dieser Assembly von
-// COM aus zugreifen müssen, sollten Sie das ComVisible-Attribut für diesen Typ auf "True" festlegen.
-[assembly: ComVisible(false)]
-
-// Die folgende GUID bestimmt die ID der Typbibliothek, wenn dieses Projekt für COM verfügbar gemacht wird
-[assembly: Guid("dee964a6-0b3f-4892-9af0-59c0e4b75f97")]
-
-// Versionsinformationen für eine Assembly bestehen aus den folgenden vier Werten:
-//
-//      Hauptversion
-//      Nebenversion
-//      Buildnummer
-//      Revision
-//
-[assembly: AssemblyVersion("1.0.0.0")]
-[assembly: AssemblyFileVersion("1.0.0.0")]