Virtualbox - no /dev/acd0 in VM even if it's booting from CD [SOLVED]

Arthur Chance freebsd at
Tue Jan 25 10:28:28 UTC 2011

On 01/24/11 21:44, Volodymyr Kostyrko wrote:
> 24.01.2011 15:22, Arthur Chance wrote:
>> I just upgraded to virtualbox-ose-3.2.12 (ditto the vbox kmod port), and
>> then tried to install a new VM. It booted from the CD fine but
>> sysinstall reported that it couldn't find a CD drive to install from.
>> Booting another VM that already existed showed the same problem -
>> /dev/ad0 exists but /dev/acd0 doesn't and there's no sign of it during
>> the device detection part of the boot.
>> Anyone else seeing this problem?
> VBoxManage showvminfo machine | grep Storage
> Most likely you are using ICH6 based IE controller. Try switching to PIIX4.

That's fixed it. Many thanks.

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