I think Adobe's official line is that they still don't support working on network storage. But due to the year being 2016, I think many of us still do. I used to have those crashes a lot with CS and our old Buffalo NAS, but since upgrading to CC and a Mac Mini Server, I can't remember the last time it happened. I guess that would go at least some way to supporting Adobe's stance that they're not responsible for the reliability of your network.
This might shed some light: