I am using your program for a few days now, and overall I was quite impressed until I ran into the following snag:
I created 1 Mirror and 1 dropdown plugin backup without any problems.
Thereafter I created 2 "Normal" backups (All files on Drive - Only selected the root nl: D:\ and E:\. The backups were completed without errors, but on inspection of the ZIP folders I received the following message "ZIP folder corrupt"
You have the potential of being Great!
If the zip file size is less than 2 GB, FBackup generates standard zip formats.
This format is compatible with any zip utility available on the market.
For zip files greater than 2 GB, FBackup uses zip64 technology (which allows unlimited zip file size).
This format is compatible with WinZip 9.1 or later.