Guys Have you seen

Guys have you experienced latest fb pop-up?
When i tried to share any post it shows following alert (checked in four accounts same pop-ups)

This content is no longer available
The content you requested cannot be displayed right now. It may be temporarily unavailable, the link you clicked on may have expired, or you may not have permission to view this page.

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I also got it today but the posts are still shared without any problem