[MPlayer-users] DVD playback: ILLEGAL REQUEST and could not opendevice

[Russell Packer]

> On Tue, Aug 03, 2004 at 03:50:38PM +0100, Russell Packer wrote:
> > Hi all,
> >
> > I've hunted high and low through all the manuals, the faq, and the
> > wonderful world of google, but can't seem to get mplayer to play my
> > DVDs!
> >
> > I'm using Slackware 10, and have the following DVD writer:
> >
> > Host: scsi0 Channel: 00 Id: 00 Lun: 00
> >   Vendor: _NEC     Model: DVD_RW ND-2510A  Rev: 2.15
> >   Type:   CD-ROM                           ANSI SCSI revision: 02
> >
> > The error messages I get:
> >
> > Playing dvd://1.
> > libdvdread: Could not open device with libdvdcss.
> > libdvdread: Can't open /dev/dvd for reading
> > Couldn't open DVD device: /dev/dvd
> >
> > And in the syslog I get:
> >
> > kernel: sr0: CDROM (ioctl) reports ILLEGAL REQUEST.
> >
> >
> > I have /dev/dvd linked to /dev/sr0, and the DVD plays back OK in
xine.
> >
> >
> > Any ideas, as I'm stumped...
> >
> > Thanks!
> 
> -----Original Message-----
> From: mplayer-users-bounces at mplayerhq.hu [mailto:mplayer-users-
> bounces at mplayerhq.hu] On Behalf Of Giacomo Comes
> Sent: 03 August 2004 16:03
> To: MPlayer usage questions, features, bugreports
> Subject: Re: [MPlayer-users] DVD playback: ILLEGAL REQUEST and could
not
> opendevice
> 
> Do you (the user that start mplayer) have rw permission to /dev/sr0?
> 
> Giacomo

Hi,

Yes. The permissions are:

brw-rw-rw-  1 root cdrom 11, 0 1999-04-13 05:24 /dev/sr0

And I am in the cdrom group.