FreeFileSync Forum

I have to assume that the bridge (interface) in my Seagate Expansion is cusing the session to reset ... the session has to reinitiate, which is why that instance number keeps incrementing. Whether this issue comes from hardware (the bridge) or from software, I cannot really say. My motherboard was ...

Yeah, I see a lot of events in the System event viewer, such as ...
An error was detected on device \Device\Harddisk4\DR18 during a paging operation.
An error was detected on device \...\DR17 during a paging operation.

and now,
An error was detected on device \...\DR24 during a paging operation ...

I run FFS version 6.10, x64 in Windows 7 x64. I have been happy with it in the past.
I now use a Seagate Expansion, 1TB disk with my ThinkPad on one of its USB 3.0 ports.
Synchronizing a network-mounted folder (in Windows) to the USB-attached volume.
It writes nicely for a minute or two, and then ...