Assets file 'D:\a\Meziantou.Framework\Meziantou.Framework\artifacts\obj\Meziantou.Framework.ByteSize.Tests\project.assets.json' doesn't have a target for 'net472/win-x86'. Ensure that restore has run and that you have included 'net472' in the TargetFrameworks for your project. You may also need to include 'win-x86' in your project's RuntimeIdentifiers.