In Project > Project Settings... you can set a project-specific location for the backups that would override your default backup location. It sounds like you may have this set for that one project to a location that isn't accessible, thus Back Up Now is unavailable and the error when it tries to ru...

I've had this problem for a long time, but thought it might be my old and tired computer that was the problem. Now I've bought a new computer, and I still have the same problem. The Session Target doesn't adjust to my progress. If I speed ahead or fall behind my original schedule, this doesn't refle...

Yes, zip files both times. I use "Back Up To", as "Back Up Now" is greyed out/unavailable. I don't know why. It's available in both my other projects (which auto-backup just fine). I've been trying a few different locations with both the auto backup and the manual, and even when ...

Is this a bug or something else? Windows 2.9.9.9 Beta: Backup failure only affecting some projects. I've set my options to back up at project close. And when I close this particular project (and the copy I used before it), I get the following message: Project backup failed. Scrivener is set to back ...

Thank you SO MUCH for this hack.
I also hope they never "fix" this if it is indeed a bug. Unless, of course, they disable it only to introduce a proper multi-monitor feature.