There was an error adding your chart... HELP

Attempted to Add my Vision G3 chart to my Garmin Express so that it can be updated, but I keep getting "There was an error adding your chart."   I have removed the device XML file was removed from the preprogrammed card.  The device has been registered w/Express. 


I followed this video's instructions... 

https://www.youtube.com/watch?v=RGSmedCotG8

Any ideas?