Audio CDs Not Playing

[Eduardo Morras]

On Wed, 30 Jul 2014 19:05:52 -0400
Dutch Ingraham <stoa at gmx.us> wrote:

> Greetings:
> 
> I asked this question on freebsd-questions a couple of days ago and
> have received zero responses, so I'm posting here and asking the
> hackers for their help.  Here's the problem:
> 
> I'm having trouble with playing audio CDs; specifically, they won't
> play at all.  Secondarily, it appears as though if they would play, I
> would need to be root to do so.
> 
> My system stats are as follows:  <uname -a>:
> FreeBSD dutch.freebsd.net 10.0-RELEASE-p7 FreeBSD 10.0-RELEASE-p7 #0:
> Tue Jul  8 06:37:44 UTC 2014
> root at amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC  amd64
> 
> 
> I am issuing the <cdcontrol -f /dev/cd0 play 1> command and the CD
> simply will not play (it does not physically spin).  However, if I
> issue <cdcontrol /dev/cd0 eject>, the CD will eject; if I issue
> <cdcontrol /dev/cd0 info>, I will receive the tracks information, etc.
> So it appears as though communication is happening, but the CD will
> not play.  If I issue these commands as a regular user, I receive a
> "permission denied" message; if run as root, simply nothing happens -
> no error, nothing.  In fact, issuing <echo $?> returns 0.

Is your user in operator group? Check with id and register your user in operator group 

My /dev/cd0:
crw-r-----   1 root     operator  0x4b Jul 31 09:43 cd0

Perhaps creating a link in /dev to cd0 with root:wheel u:g may work too

---   ---
Eduardo Morras <emorrasg at yahoo.es>