probably i should fill a new bug but, this report has some info about this.
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=190960 -- bluez-utils can't start in dbus mode https://launchpad.net/bugs/33338 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs