How to repair the file system within in a ISO file

[Shawn Badger]

It is UDF. I will try the udftool to see if there is something there
that will work.


On Thu, Dec 9, 2010 at 8:04 AM, Matt Graham <danceswithcrows at usa.net> wrote:
> From: Shawn Badger <shawn at badger.pro>
>> I have a disc that someone else burned that has some errors on it.
>> I was able to use ddrescue to get an ISO image of the disc created,
>
> What filesystem was on the CD?  This is important.  It may be ISO9660, UDF, or
> something else.  What, specifically, are the errors that you're seeing?  Did
> dd_rescue return a bunch of bad sectors while reading the image?  If so, you
> may be out of luck.
>
>> but when I went to burn that it just replicated the error to the
>> new disc.  Does any one know how to do an fsck  (or similar) on an
>> ISO image?
>
> I don't know of any fsck for ISO9660, since that's really not meant to be
> written to.  The structure of ISO9660 is actually not that complicated IIRC.
> UDF is more complex and can be written to.  I don't see an fsck.udf here on my
> system, but I do see one available in the udftools package.  The utility might
> be called udffsck on your distro.
>
> --
> Matt G / Dances With Crows
> The Crow202 Blog:  http://crow202.org/wordpress/
> There is no Darkness in Eternity/But only Light too dim for us to see
>
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