>                Incorrect Length Indicator Set
>     ASC/ASCQ:  Illegal Mode For This Track
>
> Can someone please sell me a clue or a pointer? I'm trying to write pretty 
> full DVDs (the ISO image is 4461133824 bytes). I was disappointed to discover 
> that the ISO 9660 file system forces me to break my large data file into 
> smaller ones...
>
i used dvdrecord on NetBSD/amd64 - works fine, just like /i386. for sure 
not amd64 specific.