Textbook - Clicking "the main Runestone Interactive website" hyperlink shows an error message.

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Clicking the “Documentation on how to do that” hyperlink on the textbook table of contents page shows an error message.

Steps:

1. Login as a user
2. Go to a Course Home page.
3. Click the textbook link (“Runestone Interactive Overview”).
4. Click the “the main Runestone Interactive website” hyperlink above the Table of Contents section.

Expected results:

It displays the appropriate page.

Actual results:

It shows an error message instead.

Environment:

Device - HP Pavilion (laptop)

Screen size - 15.5”

Display resolution - 1366 x 768

OS - Windows 11 Home

Browser - Google Chrome Version 131.0.6778.109 (Official Build) (64-bit)