Incompatible library version: rsync requires version 8.0.0 or later, but libiconv.2.dylib provides version 7.0.0

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A fresh install of Macports v1.8.0 on Snow Leopard with version @3.0.6 yields the following error when utilising the ssh remote option: -

$ rsync -vax -e ssh user@…:/path/ /local/path/

dyld: Library not loaded: /opt/local/lib/libiconv.2.dylib

Referenced from: /opt/local/bin/rsync Reason: Incompatible library version: rsync requires version 8.0.0 or later, but libiconv.2.dylib provides version 7.0.0

rsync: connection unexpectedly closed (0 bytes received so far) [receiver] rsync error: unexplained error (code 255) at io.c(600) [receiver=3.0.6]