> Any time the transfer
> rate exceeds 5000B/s (and I have seen it run as high as 
> 30,000B/s with the
> setting set at 2000B/s) the file it is attempting to 
> download fails and I
> get an error that says unable to save file so and so 
> permission denied.

What is the exact error please ? How many connections do 
you use ? This is the first report of this kind of problem, 
and this might be related to a specific option 
(connections ?)

Try to disable keep alive (set options ..), also: some 
server may have a bogus keep-alive engine.