2006/9/8, Antonio Montagnani <antonio.montagnani@xxxxxxxxx>:
Suddenly I am not able to blank any CD-RW with KB3. I get the following report: System ----------------------- K3b Version: 0.12.15 KDE Version: 3.5.4-0.1.fc5 Fedora-Core QT Version: 3.3.6 Kernel: 2.6.17-1.2174_FC5 Devices ----------------------- QSI CDRW/DVD SBW242U UU30 (/dev/hdc, ) at [CD-R; CD-RW; CD-ROM; DVD-ROM] [DVD-ROM; CD-ROM; CD-R; CD-RW] [SAO; TAO; RAW; SAO/R96P; SAO/R96R; RAW/R16; RAW/R96P; RAW/R96R] Used versions ----------------------- cdrecord: 2.1.1a03 cdrecord command: ----------------------- /usr/bin/cdrecord -v gracetime=2 dev=/dev/hdc speed=24 -tao driveropts=burnfree -eject blank=fast -force cdrecord ----------------------- /usr/bin/cdrecord: Cannot allocate memory. WARNING: Cannot do mlockall(2). /usr/bin/cdrecord: WARNING: This causes a high risk for buffer underruns. /usr/bin/cdrecord: Operation not permitted. WARNING: Cannot set RR-scheduler /usr/bin/cdrecord: Permission denied. WARNING: Cannot set priority using setpriority(). /usr/bin/cdrecord: WARNING: This causes a high risk for buffer underruns. scsidev: '/dev/hdc' devname: '/dev/hdc' scsibus: -2 target: -2 lun: -2 Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... retrying in 1 second. Error trying to open /dev/hdc exclusively ... 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'. Make sure you are root. /usr/bin/cdrecord: For possible transport specifiers try 'cdrecord dev=help'. Cdrecord-Clone 2.01.01a03-dvd (i686-pc-linux-gnu) Copyright (C) 1995-2005 Jörg Schilling NOTE: This version contains the OSS DVD extensions for cdrtools and thus may have bugs related to DVD issues that are not present in the original cdrtools. Please send bug reports or support requests to http://bugzilla.redhat.com/bugzilla The original cdrtools author should not be bothered with problems in this version. TOC Type: 1 = CD-ROM What shall I do?? -- Antonio Montagnani Skype : antoniomontag
one more information: if I issue the command: umount /dev/cdrw (only by root, no way by the user) the CD-RW is blanked. What is happening???? -- Antonio Montagnani Skype : antoniomontag