[mdlug] K3b error while writing DVD+R DL

[R Kannan]

Hello,

I am trying to burn a DVD iso image (6.7GB) using K3b and I got the
following error. This is the first time I have tried to burn to a DVD+R
DL on this drive. Googling for this error did not yield a solution. Any
ideas?

TIA for any info

System
-----------------------
K3b Version: 0.12.14

KDE Version: 3.5.1 Level "a" 
QT Version:  3.3.5
Kernel:      2.6.16.13-4-default
Devices
-----------------------
SONY DVD+-RW DW-Q58A UDS2 (/dev/sr0, /dev/sg1) at /media/dvdrecorder
[CD-R; CD-RW; CD-ROM; DVD-ROM; DVD-R; DVD-RW; DVD+R; DVD+RW; DVD+R DL]
[DVD-ROM; DVD-R Sequential; DVD-RW Restricted Overwrite; DVD-RW
Sequential; DVD+RW; DVD+R; DVD+R Double Layer; CD-ROM; CD-R; CD-RW]
[SAO; TAO; RAW; SAO/R96P; SAO/R96R; RAW/R16; RAW/R96P; RAW/R96R;
Restricted Overwrite]

Used versions
-----------------------
growisofs: 6.1

growisofs
-----------------------
Executing 'builtin_dd if=/tmp/kde-kannan/k3b_image.iso of=/dev/sr0
obs=32k seek=0'
/dev/sr0: splitting layers at 1680320 blocks
:-[ SEND DVD+R DOUBLE LAYER RECORDING INFORMATION failed with
SK=5h/ASC=27h/ACQ=00h]: Input/output error

growisofs command:
-----------------------
/usr/bin/growisofs -Z /dev/sr0=/tmp/kde-kannan/k3b_image.iso
-use-the-force-luke=notray -use-the-force-luke=tty -dvd-compat
-speed=2.4 -use-the-force-luke=bufsize:32m