Problem solved! Looks like there is something wrong with the extents_json_url: "https://rawcdn.githack.com/[YOUR_EXTENTS.JSON_FILE_LOCATION]"I uploaded to Gitst instead of Github and regenerated the url and it worked!

Ah, sorry, I just meant in Chrome. If you go to View → Developer → JS Console. Kk. I am seeing this (blurred sensitive info)Access to fetch at 'https://rawcdn.githack.com/***/extents.json' from origin 'https://***.looker.com' has been blocked by CORS...

Um..I’ve never used JS console in Looker before. Should I follow up these steps to setup?https://docs.looker.com/reference/embed-sdk/embed-sdk-intro

Hi @Echo1, I’m not familiar with that error specifically. Can you paste a screenshot or more details about the exact error text you’re seeing and in what context? Thanks, Daniel Or can you please confirm that your demo Looker dashboard is still worki...

Thank you for the reply! This is what I saw in Looker now :<