Comment 10 for bug 227429

The issue seems to be the same as here https://bugs.launchpad.net/ubuntu/+source/bluez-utils/+bug/211252 ,
and it has been fixed, we just have to wait for the updates to reach Hardy

Meanwhile this can be fixed by using the bluez-utils package from Debian Sid:
http://packages.debian.org/sid/i386/bluez-utils/download