root@ubuntu:~# journalctl -xe
-- Subject: Unit snapd.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has failed.
--
-- The result is failed.
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Unit entered failed state.
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Failed with result 'exit-code'.
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Service hold-off time over, scheduling restart.
Jun 08 16:52:21 ubuntu systemd[1]: Stopped Snappy daemon.
-- Subject: Unit snapd.service has finished shutting down
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has finished shutting down.
Jun 08 16:52:21 ubuntu systemd[1]: Starting Snappy daemon...
-- Subject: Unit snapd.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has begun starting up.
Jun 08 16:52:21 ubuntu snapd[7837]: error: fatal: directory "/var/lib/snapd" must be present
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Main process exited, code=exited, status=1/FAILURE
Jun 08 16:52:21 ubuntu systemd[1]: Failed to start Snappy daemon.
-- Subject: Unit snapd.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has failed.
--
-- The result is failed.
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Unit entered failed state.
Jun 08 16:52:21 ubuntu systemd[1]: snapd.service: Failed with result 'exit-code'.
Jun 08 16:52:22 ubuntu systemd[1]: snapd.service: Service hold-off time over, scheduling restart.
Jun 08 16:52:22 ubuntu systemd[1]: Stopped Snappy daemon.
-- Subject: Unit snapd.service has finished shutting down
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has finished shutting down.
Jun 08 16:52:22 ubuntu systemd[1]: Starting Snappy daemon...
-- Subject: Unit snapd.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has begun starting up.
Jun 08 16:52:22 ubuntu snapd[7843]: error: fatal: directory "/var/lib/snapd" must be present
Jun 08 16:52:22 ubuntu systemd[1]: snapd.service: Main process exited, code=exited, status=1/FAILURE
Jun 08 16:52:22 ubuntu systemd[1]: Failed to start Snappy daemon.
-- Subject: Unit snapd.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit snapd.service has failed.
--
-- The result is failed.
Jun 08 16:52:22 ubuntu systemd[1]: snapd.service: Unit entered failed state.
Jun 08 16:52:22 ubuntu systemd[1]: snapd.service: Failed with result 'exit-code'.