Confirming that removing "~/.config/audacious/playlist.xspf" fixed the segmentation fault.
$dpkg -p audacious Package: audacious Priority: optional Section: sound Installed-Size: 3816 Maintainer: Debian Audacious Packagers <[EMAIL PROTECTED]> Architecture: i386 Version: 1.5.1-1 -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]