根据<NuProjPath>..\packages\NuProj.0.11.14-beta\tools\</NuProjPath>,您必须设置<NuProjPath Condition=" '$(NuProjPath)' == '' ">$(MSBuildExtensionsPath)\NuProj\</NuProjPath> 这里而不是<NuProjPath Condition=" '$(NuProjPath)' == '' ">$(MSBuildExtensionsPath)\NuProj\</NuProjPath>这里