Issue
This is a short troubleshooting article that will help you solve the issue: the design dashboard on Thrive Apprentice can’t be accessed. Instead, it returns an error from the console: "Type Error: t.includes is not a function".


Solution:
If this has happened to you, here’s a fix:
Navigate to the Thrive Apprentice dashboard and go to the “Settings” section:

Go to the “General settings: tab and make sure that the course homepage/school homepage is set up correctly.
Here’s an example of a situation where the school homepage was deleted:

Assigning a new school homepage should fix the issue.
