On 27 Jun 2013, at 02:16 PM, "Steven Hartland" <killing at multiplay.co.uk> wrote: > Sounds like you did overflow, try adding -T 60 to the command > line e.g. > camcontrol security ada0 -U user -s Erase -e Erase -T 60 Awesome, worked a treat, after reboot both disks do not contain any partition. Thanks Steve Sevan