This space is blank and nought happen when click this arrow. I own win xp.
Answers: Do you hold a sound-card installed??
Go to edit/preferences and check to see what sound-card if any is special.
I hold an online guide using AUDACITY here:
http://www.cassette2cd.co.uk/DIY/index.p...
follow the association to 'multi-track recording' - hopefully this might assist...but for you might inevitability to re-load Audacity.