Unable to Start Relational Database(beta) Course

When I am going to start this first module of this course after successfully login to CodeAlly when I back to module again I am not getting “Run With CodeAlly” button.

Challenge: Build a Boilerplate

Link to the challenge:

The problem was initially on Brave Browser then I switched to Firefox and problem solved.

oh I had the same issue about the extension not running in different devices.

there is a post from an moT01 describing how to troubleshoot it
here is the post
Running the Relational Database Curriculum in your Browser - Backend Development - The freeCodeCamp Forum