install aircrack-ng

[1111946@…]

I want to install aircrack-ng version of Mac OS 10.7.5 error:

MacBook-Pro-Igor:Downloads igorzaramenskih$ sudo port install aircrack-ng  
Password:
--->  Computing dependencies for aircrack-ng
--->  Dependencies to be installed: gmake gettext libiconv ncurses openssl zlib
--->  Activating libiconv @1.14_0
Error: org.macports.activate for port libiconv returned: Image error: /opt/local/bin/iconv already exists and does not belong to a registered port.  Unable to activate port libiconv. Use 'port -f activate libiconv' to force the activation.
Error: Failed to install libiconv
Please see the log file for port libiconv for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_libiconv/libiconv/main.log
Error: The following dependencies were not installed: gmake gettext libiconv ncurses openssl zlib
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port aircrack-ng failed

What am I doing wrong?

[neverpanic (Clemens Lang)]

See wiki:ProblemHotlist#xmlwf. To avoid the re-install suggested there, you can use sudo port activate -f libiconv to force activation.