sudo port selfupdate fail -- rsync problem

[michelbuck@…]

Hi, my sudo port selfupdate isn't working. Here the error message I get

sudo port -d selfupdate

DEBUG: Copying /Users/michelbuck/Library/Preferences/com.apple.dt.Xcode.plist to /opt/local/var/macports/home/Library/Preferences
DEBUG: MacPorts sources location: /opt/local/var/macports/sources/rsync.macports.org/release/tarballs
--->  Updating MacPorts base sources using rsync
@ERROR: chdir failed
rsync error: error starting client-server protocol (code 5) at /SourceCache/rsync/rsync-42/rsync/main.c(1398) [receiver=2.6.9]
shell command "/usr/bin/rsync -rtzv --delete-after rsync://rsync.macports.org/release/tarballs/base.tar /opt/local/var/macports/sources/rsync.macports.org/release/tarballs" returned error 5
DEBUG: Error synchronizing MacPorts sources: shell command failed (see log for details)
    while executing
"macports::selfupdate [array get global_options] base_updated"
Error: /opt/local/bin/port: port selfupdate failed: Error synchronizing MacPorts sources: shell command failed (see log for details)

[neverpanic (Clemens Lang)]

Duplicate of #34298.