Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute code example
Example 1: Error CS0579 Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute MyUIApp D:\MyUIApp\obj\Debug\netcoreapp3.1\.NETCoreApp,Version=v3.1.AssemblyAttributes.cs 4 Active
Error CS0579 Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute MyUIApp
D:\MyUIApp\obj\Debug\netcoreapp3.1\.NETCoreApp,Version=v3.1.AssemblyAttributes.cs 4 Active
Example 2: while coding c# i get the error : "Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute [first_better_project]"
<Project>
<PropertyGroup>
<BaseIntermediateOutputPath>obj\$(TargetFramework)</BaseIntermediateOutputPath>
<MSBuildProjectExtensionsPath>obj\</MSBuildProjectExtensionsPath>
</PropertyGroup>
<Import Project="Sdk.props" Sdk="Microsoft.NET.Sdk" />
<PropertyGroup>
<TargetFrameworks>net45;netstandard2.0</TargetFrameworks>
<GenerateAssemblyInfo>false</GenerateAssemblyInfo>
<AssemblyName>Foo</AssemblyName>
<AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
<OutputPath>..\..\Builds\$(TargetFramework)\$(Configuration)\</OutputPath>
<WarningLevel>4</WarningLevel>
<ErrorReport>prompt</ErrorReport>
</PropertyGroup>
<Import Project="Sdk.targets" Sdk="Microsoft.NET.Sdk" />
</Project>
Example 3: while coding c# i get the error : "Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute [first_better_project]"
<GenerateTargetFrameworkAttribute>false</GenerateTargetFrameworkAttribute>
Example 4: while coding c# i get the error : "Duplicate 'global::System.Runtime.Versioning.TargetFrameworkAttribute' attribute [first_better_project]"
<ItemGroup>
<DefaultItemExcludes>$(DefaultItemExcludes);obj