Re: cdrecord, 4416, tekram, recorded cds unreadable
Why are you mounting audio cd's?
What happens if you try to play them without mounting first?
Bob
On Mon, Feb 11, 2002 at 04:08:11AM -0600, Michael Stroucken wrote:
> Hello,
>
> I'm using cdrecord 1.10 on a DEC Alpha LX164 with a Tekram 53c875 based
> SCSI card driving a Yamaha 4416 CD burner.
>
> I have been burning many cd-r's recently (Memorex 80 minute 16x
> Phthalocyanine), and have mounted the cd's after recording to see if
> they mounted correctly, and also compared /dev/cdrom's md5sum to the
> image file. So at that instance the cd's were readable.
>
> Several days later, when I wanted to mount the cd's again, I get the following
> messages:-
> marsupilami:# mount /dev/cdrom /cdrom/
> mount: error while guessing filesystem type
> mount: you must specify the filesystem type
> marsupilami:# dd if=/dev/cdrom|hexdump
> 0+0 records in
> 0+0 records out
> marsupilami:# mount /dev/cdrom /cdrom/ -t iso9660
> mount: block device /dev/cdrom is write-protected, mounting read-only
> I/O error: dev 0b:00, sector 64
> isofs_read_super: bread failed, dev=0b:00, iso_blknum=16, block=16
> mount: wrong fs type, bad option, bad superblock on /dev/cdrom,
> or too many mounted file systems
> (could this be the IDE device where you in fact use
> ide-scsi so that sr0 or sda or so is needed?)
>
> The cds have been stored in their cases and not handled in the meantime.
> This problem happens on the 2.4.16 and 2.4.17 kernels I have installed on my
> 'unstable' system.
>
> In fact, this looks like bug 105291, which was reported in May. I don't know
> if it's the kernel's or cdrecord's fault.
>
> Has anyone else had this problem and come up with a fix, or does anyone
> know if and how data can be recovered from this situation? The data
> on the CDs were backups of my audio cds, so I didn't lose anything (yet).
>
> Thanks for any help,
> Michael.
> --
> "I'm not just a server, but I'm also a client." Debian GNU/Linux
> Michael Stroucken stroucki@debian.org Is your penguin 64 bit?
>
>
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