Well ive tried to burn a dvd with several burners, including 3 versions of nero.
im now using 6, and its come up with the same error every time.
I think its a hardware problem, but im not sure.

heres the error log

<REMOVED BY MODERATOR>

Sorry but I've had to remove your link. Whilst trying to assist with your issue, I clicked the link to see your error log and Norton Internet Security 2008 immediately blocked it, advising that it contained a virus.

Could you please copy the error message that you are receiving or post a plain text version of your error log?