软件：Visual Studio Community 2017 for Mac，版本：Version 7.3 (build 797)。System.InvalidOperationException未能找到 Razor 宿主工厂类型: System.Web.Mvc.MvcWebRazorHostFactory, System.Web.Mvc, Version=5.2.2.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35Description: HTTP 500.Error processing request.Details: Non-web exception. Exception origin (name of application or object): System.Web.WebPages.Razor.Exception stack trace: