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Instead, obtain the DLL only from or through legitimate package managers. This guide focuses exclusively on safe methods.
This comprehensive article will explain what this file is, why the specific version 4.2.0.0 matters, the safe methods to download it, and how to resolve the underlying configuration issues that usually cause the error. download system.net.http.dll version 4.2.0.0
: Ensure you are using the latest version of Visual Studio. Version 4.2.0.0 is typically located in your MSBuild extensions folder, such as: C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\Microsoft\Microsoft.NET.Build.Extensions\net461\lib\System.Net.Http.dll . Instead, obtain the DLL only from or through
<runtime> <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1"> <dependentAssembly> <assemblyIdentity name="System.Net.Http" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" /> <bindingRedirect oldVersion="0.0.0.0-4.2.0.0" newVersion="4.2.0.0" /> </dependentAssembly> </assemblyBinding> </runtime> why the specific version 4.2.0.0 matters