Cannot install gecko-sharp

Hi, I've tried to install gecko-sharp many times but I'm having problems. ---> Fetching gecko-sharp ---> Attempting to fetch gecko-sharp-0.5.tar.gz from http://www.go-mono.org/archive/0.5/ ---> Attempting to fetch gecko-sharp-0.5.tar.gz from http://svn.macports.org/repository/macports/distfiles/gecko-sharp ---> Attempting to fetch gecko-sharp-0.5.tar.gz from http://svn.macports.org/repository/macports/distfiles/general/ ---> Attempting to fetch gecko-sharp-0.5.tar.gz from http://svn.macports.org/repository/macports/downloads/gecko-sharp Error: Target org.macports.fetch returned: fetch failed Error: Status 1 encountered during processing. What did happen? Thanks.