miamijerry

I was able to get around this "ERR_INVALID_CALLBACK" error by using node-v8.11.3-x64

Try earlier version of nodejs, like node-v8.11.3-x64 Worked for me.

> > Added some compile options to disable useless menus/functions (for plasma cutter). Now compile 55.5kb diet version so sd-card + lcd support is only 19kb.. > > If you...

OK, I edited DriverUtilities.h lines 16 and 17 to; typedef bool boolean; //typedef uint8_t boolean; Both grbl-Mega-5XLT_v0.1.tbz and grbl-Mega-5XLT.tbz install fine now. But grbl-Mega-5XLT_v0.1.tbz does not have a working keypad...

change; SSDP.setModelURL("http://"+(WiFi.status() != WL_CONNECTED ? WiFi.softAPIP() : WiFi.localIP())); to; SSDP.setModelURL("http://" + WiFi.localIP().toString());

change; SSDP.setModelURL("http://"+(WiFi.status() != WL_CONNECTED ? WiFi.softAPIP() : WiFi.localIP())); to; SSDP.setModelURL("http://" + WiFi.localIP().toString());