<quote> Bug in Mailman version 2.1.10 We're sorry, we hit a bug! Please inform the webmaster for this site of this problem. Printing of traceback and other system information has been explicitly inhibited, but the webmaster can find this information in the Mailman error logs. </quote> This at http://www.archlinux.org/mailman/listinfo/ , thought about warning.
Some one did a pacman -Syu again? :P
