Server Error in ‘/’ Application

March 23, 2025 Catherine Williams News
News Context
At a glance
  • For security reasons, the current custom error settings prevent remote viewing of the application error details.
  • To enable remote viewing of the error details,create a tag within a "web.config" configuration file located in the root directory of the web application.
  • The current error page can be replaced wiht a custom error page.
Original source: wcpss.net

Runtime Error

Table of Contents

Description

An application error has occurred on the server. For security reasons, the current custom error settings prevent remote viewing of the application error details. However, these details can be viewed by browsers running on the local server machine.

details

To enable remote viewing of the error details,create a <customerrors> tag within a “web.config” configuration file located in the root directory of the web application. Set the “mode” attribute of this tag to “Off”.


            <customerrors mode="Off" />

Notes

The current error page can be replaced wiht a custom error page. Modify the “defaultRedirect” attribute of the application’s <customerrors> configuration tag to point to a custom error page URL.

Runtime Error: A Complete Q&A

What is a Runtime Error?

A runtime error indicates that an application has encountered a problem during its execution on the server-side. Thes errors can arise from various issues and prevent the application from functioning correctly.

Why Can’t I See the Full Error Details?

For security reasons, the application’s settings may prevent the display of comprehensive error details remotely. This measure is intended to prevent potential attackers from gaining data that could be exploited. Though, the full details can be seen on the local server.

how Can I View the Error Details Remotely?

To view the complete error details remotely, you need to modify the “web.config” file. This file is located in the root directory of your web application.

* Step-by-step:

1.Open the “web.config” file.

2. Locate or create the tag.

3. Set the mode attribute to “Off.” This will disable the default error handling and allow the display of detailed error information.

xml

Can I Customize the Error Page?

Yes, you can customize the error page. Instead of the default error page, you can use a custom error page to provide a better user experience and guide visitors. This is done to prevent confusion and improve the aesthetics of your website.

How do I Customize the Error Page?

To customize your error page, you need to:

  1. Locate the tag: The tag is found within your “web.config” file.
  2. Use the defaultRedirect attribute: Modify the defaultRedirect attribute within the tag to point to your custom error page URL.

For example:

xml

Summary of Key Settings

| Setting | Description | value Options |

| —————– | ——————————————————————————– | ————- |

| mode | Controls error display behavior. Affects the information shown to the user. | “On”, “Off” |

| defaultRedirect | Specifies the URL of the custom error page to display for all unhandled errors. | URL |

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