It means you have a connection problem.

Not talking about your browser, etc. But connecting to the Gnutella network. You cannot find files unless you are connected & the bar at bottom of window shows more than one green bar.
1. Try these things:
http://www.gnutellaforums.com/connec...t-connect.html
2. If still no connection, then post these details

:
System details - help us to help you (click on blue link)