You are not the only one, email Garmin's tech support at
http://www.garmin.com/contactUs/techSupport.jsp

Nick
PA28-180 'D'

John wrote:
I own a Garmin GPS-90 and just tried to buy a database update from
Garmin. With no warning, databases for the GPS 90 are no longer
available. I am looking for a recent database that I can borrow or
buy to update my database which is 2 years old. (Garmin suggested this
when I called them) Thanks.