Adobe Photoshop Lightroom Classic CC 2020 9.4 F...

Go to lightroom.adobe.com and log in with your Adobe ID and password. Then go back to the Preferences, and click the first link showing the error in that panel. It should take you to that photo in lightroom.adobe.com. Maybe you can figure out what is wrong when you see it, but in my experience, just deleting it from the web resolves the problem.

Adobe Photoshop Lightroom Classic CC 2020 9.4 F...

This plugin works with latest classic lightroom. The CC that doesnt have plugin support is the Creative Cloud version which is only for online so you can just update the classic to the latest without problems. 041b061a72