Can’t startup zigbee2mqtt

Anyone know what this means? Started happening in the last week or so. Can’t start up zigbee2mqtt as a result. Is this an mqtt issue?

[08:45:04] INFO: Preparing to start…
[08:45:05] INFO: Socat not enabled
[08:45:07] INFO: Starting Zigbee2MQTT…

/app/index.js:91
settings.reRead();
^
TypeError: settings.reRead is not a function
at start (/app/index.js:91:14)