error G0\G1 home Z ratrig vcore 500

Hi everyone I need some help with first config my rat rig vcore 500. Error like you see on the screen I tried many option from few days but allways the same result. This is my first printer config.g ; General preferences G90

RatRig V-Core 3, Tilt Adjust Testing

Rat Rig V-Core 3.1 - Configurable kit

01. Enclosure 1.0 Assembly - Rat Rig

01. V-Core 3.0 to 3.1 Upgrade Guide - Rat Rig

01. V-Core 3.0 to 3.1 Upgrade Guide - Rat Rig

homing problems

RatRig V-Core 3, Tilt Adjust Testing