XXXXXXXXX.FileLoadException:“未能加载文件或程序集“netstandard, Version=2.1.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51”或它的某一个依赖项。找到的程序集清单定义与程序集引用不匹配。 (异常来自 HRESULT:0x80131040)”

app.config

<runtime>

    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">

      <dependentAssembly>

        <assemblyIdentity name="netstandard" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />

        <bindingRedirect oldVersion="0.0.0.0-2.1.0.0" newVersion="2.0.0.0" />

      </dependentAssembly>

    </assemblyBinding>

  </runtime>