Custom error pages in ASP.NET MVC. Easy, right?

In this case the error was raised by ASP.NET MVC because it could not find a matching controller and/or action that matched the specified URL.

Learn everything you need to know about showing custom error pages in ASP.NET and MVC using the customErrors element in your web.config ...

You can use <customErrors> section in web.config to display custom pages when exceptions occurred in an ASP.NET webform or MVC applications.

My solution was to turn off customErrors and implement it at a lower level as described by this article that the stack overflow post links.

介紹在ASP.NET MVC 開發上，如何藉由設定以及將應用程式運行過程的錯誤畫面進行客製，提升使用者體驗. 圖解ASP.NET MVC Custom Error · 實戰ASP.NET MVC 客製錯誤

I want to give a definitive guide to error handling in asp.net MVC. Here we are. Just eleven simple steps to follow for amazing results.

We have an MVC ASP.net app on IIS 8.5, Win Server 2012 R2. When we set web.config to: <customErrors mode=Off defaultRedirect=~/error > ...

I have an MVC 4 app, using a custom HandleErrorAttribute to handle only custom exceptions. I would like to intercept the default 404 and other non-500 error ...

In addition to setting inside web.config, you also want to check whether Exception is HttpException 404 inside Application_Error.

The configuration in web.config file is used to display custom pages when exceptions occurred in an ASP.NET webform or MVC application.