---

owner@nextcloud:~$ sudo nano /etc/fstab
[sudo] password for owner: 
owner@nextcloud:~$ sudo mount -a
mount: /var/snap/nextcloud/common/nextcloud/data: mount point does not exist.
owner@nextcloud:~$ df -h /var
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda3        47G   12G   33G  28% /
owner@nextcloud:~$ df -h /var/snap/nextcloud/common/nextcloud/data
df: /var/snap/nextcloud/common/nextcloud/data: No such file or directory
owner@nextcloud:~$