FreeFileSync Forum

Thx again xCSxXenon.
I just created a whole new batch file to run that one command an hour b4 the other batch. That will update the profile file then later the 2nd batch will update all the ext drives. Thanks for your insight.
Bill

xCSxXenon - Thanks
Yes. What I am trying to do is backup the Profile files (which change daily) to a central Data Directory, then copy that whole Data Directory to several external drives for backup. So further down the Sync screen I have several lines like: C:\Users\bjac\Documents\Data to D:\Data ...

Thx Gianni for your help. I guess I should have shown the initial sync lines that I believe is part of producing this error. The daily changing "Thunderbird Profiles 2021" directory I am trying to copy is not in the "Data" directory as a subdir. The actual path is: C:\Users\bjac\appData\Roaming ...

Can someone explain this error to me. I don't understand what it is asking for.
Here is the error produced:

Some files will be synchronized as part of multiple base folders.
To avoid conflicts, set up exclude filters so that each updated file is included by only one base folder.
C:\Users\bjac ...