SELECTION_EMPTY in cloud checks

I’m monitoring this page
When I monitor it locally it works fine, but when I use cloud monitoring it gives SELECTION_EMPTY error and stops monitoring it.
How can I resolve this issue.
Thank you very much

Hello @dusten, common reasons and soluations for the error are described in the following article:

Can you check the snapshot in error details? It should the page that was loaded when the error was logged.