To clarify, this is not a report within Search Console but rather the Structured Data Testing Tool - this was a feature back in the day within the Search Console.
@jessyseonoob spotted the error when doing debugging in his Search Console account and shared a screen shot of it in Twitter. It is in French, but here it is:
It translates to: Please enter a value for the publisher field ... required by Articles AMP.
Forum discussion at Twitter.