I'm speaking rubbish, but its something to do with the latest RRF website. When I use previous config zip its fine. If I extract, use custom config selecting the one unpacked, re-generate from the website its borked causing it to grind when homing Z as home all.
Firmware Version: 2.04 (2019-11-01b1)
WiFi Server Version: 1.21
Web Interface Version: 1.22.5