To run this script
Select Script → Netlist → Make_Hspice_Subcircuit from the Menus.
Or, in versions that support the script, you can run the utility directly from this page using this button.
This utility will generate an HSPICE subcircuit from an AWR schematic. You must have the HSPICE feature enabled when the project was started. Your project needs to be saved and your schematics can not have spaces in their names. The resulting HSPICE netlist will be created and saved in the same location as where your project is saved. Below is an example of what happens when you run the script. You will see two dialog boxes with one explaining the info and the second one will ask to pick a schematic you want to convert to HSPICE: