I have a dvd decrypter problem

Good day guys,
I have a DVD decrypter problem. I think it might be caused by DMA not on, but I put it on when I can.
Can I get some further help on how to solve this problem?
I only burn up to 66%.
Thank you.

DVD Decrypter
I/O Error!
Device: [1:0:0] PLEXTOR DVDR PX-708A 1.03 (E:) (ATA)
Scsi Status: 0c02
Interpretation: Write (10) – Sector: 1415360 – 1415391
Sense Area : F0 00 03 00 18 98 C0 0A 00 00 00 00 0C 07 00 00 00 00
Interpretation: Write Error – recovery Needed
Retry Cancel
