There are situations when we may not be able to generate a screenshot. If we're unable to find a similar ad slot when we visit the page or other pages on the site's domain, we won't not be able to capture a screenshot and you will see this result:

If you think there are ad slots on that page or domain, reach out to us in the app via live chat, and we'll take a closer look 🧐 Or, you can simply run another screenshot on a different site.