使用VS2019发布.netCore3.1在IIS部署后报“处理程序“aspNetCore”在其模块列表中有一个错误模块“AspNetCoreModuleV2””

解决办法：安装".NET Core 托管捆绑包安装程序"，下载地址：https://dotnet.microsoft.com/download/dotnet-core/thank-you/runtime-aspnetcore-3.1.8-windows-hosting-bundle-installer；安装dotnet-hosting-3.1.8-win.exe