After going from 5.1.0 to 5.1.2 all of my prints on all of my machines under extrude. Reinstalled 5.1.0 matched all the settings and 5.1.0 works great go back to 5.1.2 and under extrusion galore. I did a comparison of the first G1 move in both of the gcodes. Looks like 5.1.2 extruded .0089mm of fila...