What is M119-Z axis is out of step when nozzle 2 is running?
Answer: M119-Z axis is out of step when nozzle 2 is running is an error message that suggests something is preventing the Z-axis from returning to its original position
This error is related to the Z-axis being out of step during printing while Nozzle 2 is running. To resolve this, an origin return must be performed to reset the printer's coordinates and ensure smooth operation.