Cant burn DC-ISOs , pleaaase help!! *inside*

Ok, ive tried everything!!

I have a Mitsumi 4801 4x Writer and have Nero, DJ, CDR-WIn usw.

When i try to burn with DJ , i get a error after the audio tracks and before the mode1 track starts to write :/ the error is: "illegal field in command descriptor block"

When i take CDI - CdRWin changer and convert the files and burn it with CDRwin i get an Audio CD

So what the hell can i do?????

Please help!