I've been using CA for maybe 6 years? And Dropbox for several years too.   In the last few weeks I keep getting a Dropbox dialogue when I try and save or close a CA file:     xxxxxxxxxxxxxxxx "Remove [file name] from everyone's Dropbox account and all devices? If you move this file to [file name_46f4a6887c94c335e499aa1 etc etc etc....], it will no longer be shared with anyone, and it won't be available in Dropbox or on any devices.   [Cancel]    [Move