[k3b(cdrecord)]"Cannot open SCSI driver"

[giacomolg]

Uso K3b per la prima volta; volevo fare un piccolo e semplice buckup dati. Ho un problema però:

System
-----------------------
K3b Version:0.11.14 
KDE Version: 3.2.3
QT Version: 3.3.3

cdrecord
-----------------------
scsidev: '/dev/hdc'
devname: '/dev/hdc'
scsibus: -2 target: -2 lun: -2
Warning: Open by 'devname' is unintentional and not supported.
Linux sg driver version: 3.5.27
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
Error trying to open /dev/hdc exclusively (Device or resource busy)... retrying in 1 second.
/usr/bin/cdrecord: Device or resource busy. Cannot open '/dev/hdc'. Cannot open SCSI driver.
/usr/bin/cdrecord: For possible targets try 'cdrecord -scanbus'.
/usr/bin/cdrecord: For possible transport specifiers try 'cdrecord dev=help'.
Cdrecord-Clone 2.01-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2004 Jörg Schilling
Note: This version is an unofficial (modified) version with DVD support
Note: and therefore may have bugs that are not present in the original.
Note: Please send bug reports or support requests to <warly@mandrakesoft.com>.
Note: The author of cdrecord should not be bothered with problems in this version.
TOC Type: 1 = CD-ROM

cdrecord comand:
-----------------------
/usr/bin/cdrecord -v gracetime=2 dev=/dev/hdc speed=16 -dao driveropts=burnfree -eject -data -tsize=23429s -

Come si può risolvere?
Grazie

[andy caps]

guarda dmesg se riporta errori su hdc

dmesg | grep hdc

prova ad installare cdrdao mkisofs


urpmi cdrecord-devel cdrdao mkisofs

guarda da root se ti da gli stessi problemi