Google ads not displaying on my website

I just joined this website after hours of searching the internet for solution.
My website is not showing google ads, this has been happening for over four months, please help.
I tried to inspect the website, I found this below


I don’t know if the issue is from ‘Cross-Origin Read Blocking (CORB) blocked a cross-origin response)’ or something else, that is why ads are not displaying. Please help me.

Thank you.

Hello @Orisa,

Welcome to the Backendless community!

It appears that you might not have an application registered in our system. If I’ve overlooked something, could you please share your application ID with us?

Thank you!