James Bucanek wrote:See QRecall Help > Guide > Troubleshooting > Problems > Can't Open Archive
... and let us know if that helps.
None of the listed scenarios seem to fit. I ran lsof, and there were no instances of this archive be open by MacOS. I guess that doesn't rule out the server locking the file, but as I said, I was able to open the archive in QR. I guess I'll reboot the server as well as the mac after QR completes the backup of another archive.