just updated one of my Enfold sites to the newest version (4.5.3.) of the theme.
Since then, WP is telling me constantly, that I need to update Enfold with the message stated above.
Did you guys eventually forget to reset a flag?
I think that problem is on our end but I’m not 100% sure, it’s nothing to worry about though since it will expire within a few hours. You could try this plugin as well in order to clear WordPress transients: https://wordpress.org/plugins/transients-manager/