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The 404 Not Found Nginx error is a common issue encountered by website administrators and users alike. It occurs when a server running Nginx, a popular web server software, is unable to locate a requested resource, such as a webpage, image, or script. This error is typically displayed in the user's web browser, indicating that the requested URL is not available on the server.

Understanding the 404 Not Found Nginx Error

The 404 Not Found Nginx error is a type of HTTP status code that indicates the requested resource could not be found on the server. This error can occur due to various reasons, such as a mistyped URL, a deleted or moved resource, or a misconfigured server.

Causes of the 404 Not Found Nginx Error

There are several causes of the 404 Not Found Nginx error, including:

• Mistyped or incorrect URL
• Deleted or moved resource
• Server misconfiguration
• Missing or incorrect file permissions
• Incorrect or missing Nginx configuration files

Troubleshooting and Fixes

To resolve the 404 Not Found Nginx error, follow these steps:

1. Verify the URL: Ensure the URL is correct and properly formatted.
2. Check server configuration files: Review Nginx configuration files to ensure correct routing and resource location.
3. Verify file permissions: Ensure files and directories have correct permissions.
4. Implement a custom error page: Create a custom error page to provide additional information and improve user experience.

Implementing a Custom Error Page

Implementing a custom error page can help improve user experience and provide additional information. To create a custom error page, add the following code to your Nginx configuration file:

error_page 404 /404.html;

This will display a custom error page located at /404.html when a 404 error occurs.

Conclusion

In conclusion, the 404 Not Found Nginx error is a common issue that can be resolved by identifying the root cause and implementing the correct solution. By verifying URLs, checking server configuration files, and ensuring correct file permissions, you can resolve the error and improve user experience.