Question Gerber FX (Error 120) has any one ran into this problem? Can't find anything online about it

[Domed Number Lalo]

So the lemon of a Gerber FX decided to bless me with another problem. This is after 2 wire harness replacements and a new power supply.
So this time everything works normal. But when the head go's down and gets ready to print. It stops, head comes back up and gives me error 120

 

[Domed Number Lalo]

Just found the problem

 

[Gene@mpls]

It would be a kindness to post the cure.

 

[Domed Number Lalo]

It was the RFID reader not picking up the RFID tag.