A question about polyflow?
 

I am a beginner in using polyflow3.9. My platform is windows2000. my polyflow license is UnservedNode-LockedLicense.I can enter polyman and use polydata.but when I follow the instrctions of tutorial guide , I can not save data file. I push the Save and exit but no panel pop up for entering the name of data file.

when I attempt to start the polyflow . the simulation always fail. I don not why!

Any advice is appreciated. thank you !