Custom error pages play a vital role in providing a user-friendly experience when visitors encounter errors on a website. This knowledge base provides detailed information on how to test custom error pages in WHM cPanel, ensuring they display correctly and offer helpful information to users.

1. Understanding Custom Error Pages:

   • Custom error pages are web pages designed to display specific content when an HTTP error occurs, such as a 404 Not Found error.

2. Accessing WHM for Custom Error Page Testing:

   • Log in to WHM using your administrator credentials.

3. Navigating to Error Pages:

   • Locate and select 'Error Pages' from the WHM menu.

4. Reviewing Existing Custom Error Pages:

   • Check the current custom error pages to ensure they are set up correctly and contain relevant content.

5. Identifying Common HTTP Errors:

   • Familiarize yourself with common HTTP errors (e.g., 404, 500) that may require custom error pages for a better user experience.

6. Testing Custom Error Pages Locally:

   • Simulate HTTP errors locally to verify that custom error pages are working as intended.

7. Using Browser Developer Tools:

   • Utilize browser developer tools to inspect network requests and verify that custom error pages are being served correctly.

8. Ensuring Responsive Design:

   • Test custom error pages on various devices and screen sizes to ensure they are responsive and user-friendly.

9. Reviewing Error Page Content:

   • Verify that custom error pages provide relevant information, such as navigation options, contact information, or links to the homepage.

10. Handling Special Considerations (e.g., WordPress):

    • If using content management systems like WordPress, ensure that custom error pages integrate seamlessly with the platform.

11. Testing Different Error Scenarios:

    • Simulate different error scenarios (e.g., 403 Forbidden, 503 Service Unavailable) to verify that custom error pages cover all possible cases.

12. Configuring Server-Level Error Pages (Optional):

    • Set up server-wide error pages to ensure a consistent user experience across all hosted websites.

13. Managing Domain-Specific Error Pages (Optional):

    • Allow users to configure custom error pages specific to their individual domains in cPanel.

14. Testing Error Page Redirection (Optional):

    • If using custom redirections on error pages, verify that they function as expected without causing further issues.

15. Reviewing Error Page Logs:

    • Access error logs in WHM to monitor any occurrences of custom error pages being served and identify any potential issues.

16. Educating Users on Custom Error Pages:

    • Provide guidelines to users on how to set up and test their own custom error pages through cPanel.

17. Documenting Custom Error Page Testing Procedures:

    • Keep detailed records of custom error page testing steps taken, including settings, changes, and their impact.

18. Conducting Regular Audits of Error Pages:

    • Periodically review custom error pages and configurations to ensure they remain accurate and reliable.

19. Handling Error Page Compatibility Issues (Optional):

    • Address any compatibility issues that may arise between custom error pages and specific web browsers or devices.

20. Implementing Accessibility Considerations (Optional):

    • Ensure that custom error pages are designed with accessibility in mind to accommodate users with disabilities.

Conclusion:

Effectively testing custom error pages in WHM cPanel is crucial for providing a seamless and user-friendly experience when visitors encounter errors on a website. By following the steps outlined in this knowledge base, you can ensure that custom error pages are set up correctly and deliver the intended information to users. This contributes to an overall more user-friendly and reliable web environment.