Y have a probleme "Job for mineos.service failed. See 'systemctl status mineos.service' and 'journalctl -xn' for details."

when I do service mineos start its me but Job for mineos.service failed. See ‘systemctl status mineos.service’ and ‘journalctl -xn’ for details.
help me please
sorry im not very good english

Try updating the webui. Often this is because the service won’t start because the npm modules weren’t built.

I’m getting the same thing. how can I fix it?