Dropbox Extension not backing up files

Dropbox Extension not backing up files​

Onyx 17.5 CentOS 7 x64​

The Dropbox extension backs up everything except a site's files. I did a test on a primary domain with 2 subdomains. In the "Sites" folder were 2 sub-folders for the subdomains that had no files. Also there was no folder for the primary domain. Database backups, logs, stats etc are all...​