ASP.NET Core ConfigureServices()中调用AddMvc()异常KeyNotFoundException

本文主要介绍ASP.NET Core中，在Startup.cs中ConfigureServices()方法中调用services.AddMvc()方法，出现异常(KeyNotFoundException: The given key was not present in the dictionary. )的解决方法。

原文地址：ASP.NET Core ConfigureServices()中调用AddMvc()异常KeyNotFoundException