If you are running AutoCAD 2000 or 2000i,

please add the contained files to the root acad directory if AutoCAD rufuses to load the SmartLister and SmartModeling arx files to your startup suite.

Example:

If you are running autocad 2000 you may need to add the files in the folder 2000 and 2000i to:

c:\program files\acad 2000