You might have a client that is "too old" for the tracker (go here to read my response on that problem).

It might also be a problem with the tracker/website/'net connection.

Keep us posted - if you manage to fix this it would be good to see a response as to what fixed it (and what didn't ).

Sarf
---
Algren's Precepts: Never eat at a place called Mom's. Never play cards with a man named Doc. And never lie down with a woman who's got more troubles than you.