Hey Adrien,

Thanks for your help and I'll try that!

Kind regards,
Xavi

On Thu, Jun 5, 2025 at 6:35 AM Adrien Cordonnier <
[email protected]> wrote:

> Hi,
>
> As mentioned in the manual (
> https://www.gnu.org/software/ddrescue/manual/ddrescue_manual.html#Optical-media),
> ddrescue cannot read row CD sectors. You can try dvdisaster instead.
>
> Cheers,
>
> Adrien
>
> On Wed, 4 Jun 2025, 18:19 Xavi Danto, <[email protected]> wrote:
>
>> Hey,
>>
>> I'm working on a CD reformatting project for Pratt Institute Libraries,
>> and
>> I came across a batch of CDs with a Device Block Size of 2352 Bytes, as
>> noted in the text document attached. Our usual command has been the
>> following:
>>
>> ddrescue -r4 -b 2048 -v /dev/disk# /path/to/diskImageName.iso
>> /path/to/diskImageName.log
>>
>> I tried changing 2048 to 2352, but the response was the same, "Unaligned
>> read error. Is sector size correct?"
>>
>> Let me know how I should troubleshoot this issue?
>>
>> Many thanks,
>> Xavi Danto
>>
>> --
>> Xavi Danto (pron. zay-vee dan-toe) [They/Them/Their]
>>
>> Pratt Institute
>> 200 Willoughby Avenue · · Brooklyn, NY 11205
>> <https://www.google.com/maps/search/200+Willoughby+Avenue+%C2%B7+%C2%B7+Brooklyn,+NY+11205?entry=gmail&source=g>
>> [email protected]
>> <https://www.pratt.edu/>
>>
>

Reply via email to