I was trying to burn an ISO image into a DVR-R using k3b , twice i got the same error and my DVDs have been rendered useless now , i have pasted the console output and debugging output below Can some one help me with this or suggest a command line way to do it Thanks Digz console log : -------------------------------------------------------------------------------------------- QGDict::hashKeyString: Invalid null key QGDict::hashKeyString: Invalid null key k3b: ERROR: : couldn't create slave : Unable to create io-slave: klauncher said: Unknown protocol ''. k3b: QGDict::hashKeyString: Invalid null key k3b: ERROR: : couldn't create slave : Unable to create io-slave: klauncher said: Unknown protocol ''. k3b: The Debugging output was this : -------------------------------------------------------- System ----------------------- K3b Version: 0.12.17 KDE Version: 3.5.5 "release 45" QT Version: 3.3.7 Kernel: 2.6.18.2-34-default Devices ----------------------- MATSHITA DVD-RAM UJ-851S 1.50 (/dev/hda, ) at [CD-R; CD-RW; CD-ROM; DVD-ROM; DVD-RAM; DVD-R; DVD-RW; DVD-R DL; DVD+R; DVD+RW; DVD+R DL] [DVD-ROM; DVD-R Sequential; DVD-R Dual Layer Sequential; DVD-R Dual Layer Jump; DVD-RAM; DVD-RW Restricted Overwrite; DVD-RW Sequential; DVD+RW; DVD+R; DVD+R Double Layer; CD-ROM; CD-R; CD-RW] [SAO; TAO; Restricted Overwrite; Layer Jump] Used versions ----------------------- growisofs: 6.1 growisofs ----------------------- Executing 'builtin_dd if=/home/digz/Desktop/debian-31r4-amd64-binary-1.iso of=/dev/hda obs=32k seek=0' /dev/hda: "Current Write Speed" is 8.2x1385KBps. :-( unable to WRITE@LBA=880h: Input/output error :-( write failed: Input/output error /dev/hda: flushing cache :-( unable to FLUSH CACHE: Input/output error /dev/hda: updating RMA /dev/hda: closing disc growisofs command: ----------------------- /usr/bin/growisofs -Z /dev/hda=/home/digz/Desktop/debian-31r4-amd64-binary-1.iso -use-the-force-luke=notray -use-the-force-luke=tty -dvd-compat -speed=8 -use-the-force-luke=bufsize:32m -- To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org For additional commands, e-mail: opensuse+help@opensuse.org