package:zfsutils-linux:0.8.1-1ubuntu14
Installing new version of config file /etc/zfs/zfs-functions ...
zfs-import-scan.service is a disabled or a static unit not running, not starting it.
Job for zfs-mount.service failed because the control process exited with error code.
See "systemctl status zfs-mount.service" and "journalctl -xe" for details.
invoke-rc.d: initscript zfs-mount, action "restart" failed.
● zfs-mount.service - Mount ZFS filesystems
   Loaded: loaded (]8;;file://asu64/lib/systemd/system/zfs-mount.service/lib/systemd/system/zfs-mount.service]8;;; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Thu 2019-10-17 23:26:24 PDT; 9ms ago
     Docs: ]8;;man:zfs(8)man:zfs(8)]8;;
  Process: 6354 ExecStart=/sbin/zfs mount -a (code=exited, status=1/FAILURE)
 Main PID: 6354 (code=exited, status=1/FAILURE)

Oct 17 23:26:24 asu64 systemd[1]: Starting Mount ZFS filesystems...
Oct 17 23:26:24 asu64 zfs[6354]: cannot mount '/data': directory is not empty
Oct 17 23:26:24 asu64 systemd[1]: zfs-mount.service: Main process exited, code=exited, status=1/FAILURE
Oct 17 23:26:24 asu64 systemd[1]: zfs-mount.service: Failed with result 'exit-code'.
Oct 17 23:26:24 asu64 systemd[1]: Failed to start Mount ZFS filesystems.
dpkg: error processing package zfsutils-linux (--configure):
 installed zfsutils-linux package post-installation script subprocess returned error exit status 1