On the duplicates page, you can easily see which persons have been added to the event more than once. You will see an overview of all duplicates. You can click on a name for more details about this person. This way you can easily check if the duplicate was a mistake or if it’s not a problem.
Where to find the duplicates page
Go to the Launchpad and select the event.
Go to ‘Insights’ and click ‘Duplicates’.
There you go!