Предлагаем почитать статью от Sergei Dorogin про обработку ошибок в ASP.NET Core
https://techblog.dorogin.com/handling-errors-in-aspnet-core-middleware-e39872496d51
https://techblog.dorogin.com/handling-errors-in-aspnet-core-middleware-e39872496d51
Medium
Handling errors in ASP.NET Core middleware
In ASP.NET Core middlewares is much lower concept in the layering than all MVC stuff —views and action results. But sometimes it can be…