asp.net MVC

How to create custom error page in asp.net MVC?

How to create custom error page in asp.net MVC? , someone asked me to explain?
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In this article, I will show you how to add custom error page in web config using asp.net MVC. If application got any error you can invoke asp.net 404 page.

Step 1: Create an empty asp.net mvc project and Right click on the "Controllers" folder and add "Home" controller. Copy and paste the following code.

 

[HandleError()]

        public ActionResult Index()

        {

            string UserId = Session["UserId"].ToString();

            return View();

        }

Step 2: Right click on the Share folder and create a view named as error. Copy and paste the following code.

 

@{

    Layout = null;

}

 

<!DOCTYPE html>

<html>

<head>

    <meta name="viewport" content="width=device-width" />

    <title>404</title>

</head>

<body>

    <hgroup>

        <h1 style="color:red">404</h1>

        <h2>An error occurred while processing your request.</h2>

    </hgroup>

</body>

</html>

Step 3: Set custom error mode in Web.config file like this:

 

<system.web>

    <customErrors mode="On" ></customErrors>

    <httpRuntime targetFramework="4.5" />

    <!--

          other Coding

      -->

  </system.web>

Description:

When you run the application the asp.net mvc return custom error page will show like this,

http error 404 not found in asp net

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