Yes, the shares were/are mounted via Nautilus prior to using FF to attempt to save a file, in that screenshot.
```
asavage@Ubuntu1:~$ ls -al /var/run/user/1000/gvfs
total 0
drwx------ 2 asavage asavage 40 Jun 11 00:20 .
drwx------ 21 asavage asavage 660 Jun 11 08:57 ..
```
I use Nautilus to move files to/from shares without issue, but the file pickers in FF (snap), Thunderbird, and Chrome (deb) all show the shares but cannot work with them.
Yes, the shares were/are mounted via Nautilus prior to using FF to attempt to save a file, in that screenshot.
``` user/1000/ gvfs
asavage@Ubuntu1:~$ ls -al /var/run/
total 0
drwx------ 2 asavage asavage 40 Jun 11 00:20 .
drwx------ 21 asavage asavage 660 Jun 11 08:57 ..
```
I use Nautilus to move files to/from shares without issue, but the file pickers in FF (snap), Thunderbird, and Chrome (deb) all show the shares but cannot work with them.