I managed to get k3b working by restarting devfs after adding the following to devfs.conf : own /dev/pass0 root:operator perm /dev/pass0 0660 own /dev/pass1 root:operator perm /dev/pass1 0660 own /dev/xpt0 root:operator perm /dev/xpt0 0660 own /dev/pci root:operator perm /dev/pci 0664 Thanks