The backtrace is similar to http://bugzilla.gnome.org/show_bug.cgi?id=376277. Could you get a new one with xchat-gnome-dbgsym installed?
-- xchat-gnome not working https://launchpad.net/bugs/89964 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
