Having this issues since yesterday. Whenever I try to start the server:

sudo systemctl start nodebb.service
sudo systemctl status nodebb.service

I will get NodeBB start request repeated too quickly and the server will fail to start.

This is my systemd unit file.

[Unit]
Description=NodeBB forum for Node.js.
Documentation=http://nodebb.readthedocs.io/en/latest/
After=system.slice multi-user.target

[Service]
Type=simple
User=nodebb

StandardOutput=syslog
StandardError=syslog
SyslogIdentifier=nodebb

Environment=NODE_ENV=production
WorkingDirectory=/opt/nodebb
ExecStart=/usr/bin/node loader.js --no-daemon --no-silent
Restart=always

[Install]
WantedBy=multi-user.target