sh-3.2# /opt/local/bin/port -v install graphviz
---> Fetching graphviz
---> graphviz-2.16.1.tar.gz doesn't seem to exist in /opt/local/var/macports/distfiles/graphviz
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
Error: Target org.macports.fetch returned: fetch failed
Warning: the following items did not execute (for graphviz): org.macports.activate org.macports.fetch org.macports.extract org.macports.checksum org.macports.patch org.macports.configure org.macports.build org.macports.destroot
org.macports.install
Error: Status 1 encountered during processing.