K3B dando erro na gravação de DVD "Resolvido mas não entendi"

Baixei uma imagem ISO e no momento em que estou gravando ,chega em certo ponto de gravação aparece atualizando RMA ..
Ai dá erro ,mas eu peguei o log abaixo:

System
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K3b Version: 1.0.5

KDE Version: 3.5.10
QT Version: 3.3.8b
Kernel: 2.6.28-11-generic
Devices
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HL-DT-ST DVDRAM GH22NS50 TN02 (/dev/sr0, ) [CD-R, CD-RW, CD-ROM, DVD-ROM, DVD-R, DVD-RW, DVD-R DL, DVD+R, DVD+RW, DVD+R DL] [DVD-ROM, DVD-R Seqüencial, DVD-R de Dupla Camada Seqüencial, DVD-R de Dupla Camada com Salto, DVD-RAM, DVD-RW em Sobrescrita Restrita, DVD-RW Seqüencial, DVD+RW, DVD+R, DVD+R de Dupla Camada, CD-ROM, CD-R, CD-RW] [SAO, TAO, RAW, SAO/R96P, SAO/R96R, RAW/R16, RAW/R96P, RAW/R96R, Sobrescrita Restrita, Salto da Camada]

Burned media
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DVD-R Seqüencial

Used versions
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growisofs: 7.1

growisofs
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Executing 'builtin_dd if=/dev/fd/0 of=/dev/sr0 obs=32k seek=0'
/dev/sr0: "Current Write Speed" is 8.2x1352KBps.
:-[ WRITE@LBA=1a0h failed with SK=5h/INVALID ADDRESS FOR WRITE]: Invalid argument
:-( write failed: Invalid argument
/dev/sr0: flushing cache
/dev/sr0: updating RMA
/dev/sr0: closing disc

growisofs command:
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/usr/bin/growisofs -Z /dev/sr0=/dev/fd/0 -use-the-force-luke=notray -use-the-force-luke=tty -use-the-force-luke=tracksize:1092608 -dvd-compat -speed=8 -overburn -use-the-force-luke=bufsize:32m