root@ip-172-31-4-201:/home/ubuntu# journalctl -xe
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: openvpn@server.service: Scheduled restart job, restart counter is at 4340.
-- Subject: Automatic restarting of a unit has been scheduled
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Automatic restarting of the unit openvpn@server.service has been scheduled, as the result for
-- the configured Restart= setting for the unit.
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: Stopped OpenVPN connection to server.
-- Subject: Unit openvpn@server.service has finished shutting down
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Unit openvpn@server.service has finished shutting down.
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: Starting OpenVPN connection to server...
-- Subject: Unit openvpn@server.service has begun start-up
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Unit openvpn@server.service has begun starting up.
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: Options error: --ca fails with 'ca.crt': No such file or directory (errno=2)
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: Options error: --cert fails with 'server.crt': No such file or directory (errno=2)
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: WARNING: cannot stat file 'server.key': No such file or directory (errno=2)
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: Options error: --key fails with 'server.key': No such file or directory (errno=2)
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: Options error: Please correct these errors.
Oct 07 21:02:58 ip-172-31-4-201 ovpn-server[27989]: Use --help for more information.
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: openvpn@server.service: Main process exited, code=exited, status=1/FAILURE
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: openvpn@server.service: Failed with result 'exit-code'.
Oct 07 21:02:58 ip-172-31-4-201 systemd[1]: Failed to start OpenVPN connection to server.
-- Subject: Unit openvpn@server.service has failed
-- Defined-By: systemd
-- Support: http://www.ubuntu.com/support
--
-- Unit openvpn@server.service has failed.
--
-- The result is RESULT.
lines 2944-2978/2978 (END)