rsync - Jul 2004 - Rsync fail on "Address already in use" error

Rsync fail on "Address already in use" error:

rsync.exe -r -t -b --backup-dir=previous_version --modify-window=2 --exclude
="~$*" --exclude="*.bak"  --delete -v
"/cygdrive/D/Doc"
name@10.99.1.3::name/

rsync: failed to connect to 10.99.1.3: Address already in use
rsync error: error in socket IO (code 10) at
/tmp/rsync-2.5.6/clientserver.c(83)

Any clue?

Rami