|If the CDR has a scratch on it you may be able to repair the scratch. If only one scratch it should still work. |
What type of media is it burned to? CDR? 74 minute or 80 minute?
Do you remember what program you used to burn the disk. Could be that you used a packet writer and the scratch is not the problem.
Packet writers have changed over the years.
Below is a link to an interesting article that explains a lot of the technology.
The long and short of it that you may not be using the correct format to read the disk. Of course it could be just a damaged disk too.
If possible you should try reading the disk on the same operating system it was written on.