Instrument Library is invalid
<The Instrument Library is invalid. GarageBand expects a valid Instrument Library folder in /Library/Application Support/GarageBand.
Please choose a valid Instrument Library folder or quit and re-install GarageBand.>
When I select as instructed and hit the choose button nothing happens and I remain at the same window.
Please help!! - thanks!
ibook G4, Mac OS X (10.4)