Photo app is unable to handle a photo and shows '1 item' in a summary. How to identify and remove it? In the iCloude Manage storage dialog, I can see



However in the photo app, it shows


Obviously a photo is misclassified as an item. Maybe it is corrupted.

How can I identify this 'Item'?
I used an Investigator app on my iPad and discovered there was a pdf file in there. Then I used the Photos app on my Mac and searched for the term ‘pdf’ and the offending file was revealed. Then I just deleted it.