I have the same problem. I tried formatted the USB disk via the "Disks" UI and it pop ups the error "Error synchronizing after initial wipe: Timed out waiting for object (udisks-error-quark, 0)". Hope that helps.
I have the same problem. I tried formatted the USB disk via the "Disks" UI and it pop ups the error "Error synchronizing after initial wipe: Timed out waiting for object (udisks- error-quark, 0)". Hope that helps.