What site? Please provide steps to replicate the issue. Screenshot of the issue would help us help you. The error messages says to disable adblock. If you post a screenshot of your full browser with the error we could then see if you're running adblock or not.

Kindly find attached screen of error.

Are there any errors in the Web Console (Ctrl+Shift+K) when this occurs?

Does it still happen in Troubleshoot Mode?