Mac "Couldn't access Yahoo! Zimbra Desktop server" Error

Output from my 17" MBP:

java version "1.5.0_16"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_16-b06-284)
Java HotSpot(TM) Client VM (build 1.5.0_16-133, mixed mode, sharing)


Jeff

I still am not able to use this on my MBA. Any ideas? Thanks.

Jeff