Re: How to check if a DVD is damaged?

["Tshepang Lekhonkhobe" <tshepang@gmail.com>]

On 7/4/07, Rodolfo Medina <rodolfo.medina@gmail.com> wrote:
> A few days ago I by chance realized that the DVD-RW I had used for months to do
> may backup was probably damaged: apparently it was not, because I could burn my
> data onto it without problems; but when I tried to copy its content into a hard
> disk I got I/O errors and some directories could not be copied.
>
> The problem disappeared when I changed the DVD with a brand new one, but now I
> feel not sure: how can I know when my actual backup DVD should in case be
> damaged as well?  Is there any tool for that?

K3b has an option to verify if original data matches the copy. This
takes far longer than just burning of course; maybe twice as long.

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