When I hit the Save & Submit Code button, I get a 404 and the window locks up. Before that point, I can edit and write code within the online console as I see fit. This has happened when I edited code, and it's also happened when I didn't do anything to it. I am using Google Chrome.
Below is the error, found in devtools:
(Unfortunately, I couldn't post this with the link above as functional. Sorry!)
If you could fix this, that would be great. I'm really enjoying the class. Thanks!