Nozzle Length is less than zero. Nozzle graphics cannot be computed. Set the Nozzle Length value to greater than zero. - Intergraph Smart 3D - Help - Hexagon

Meaning: The length of the nozzle is less than zero. Because of this, Smart 3Dx cannot compute the nozzle graphics.

Recovery: Edit the nozzle length so that it has a length of zero or greater.