If I try to prepare a Data DVD+RW I get these warning and project is aborted (as standard user): System ----------------------- K3b Version: 0.12.14 KDE Version: 3.5.1-2.3 Red Hat QT Version: 3.3.5 Kernel: 2.6.16-1.2080_FC5 Devices ----------------------- HP CD-Writer+ 7500 1.0a (/dev/hdd, ) at [CD-R; CD-RW; CD-ROM] [Error] [SAO; TAO] HL-DT-ST DVDRAM GSA-4163B A103 (/dev/hdc, ) at [CD-R; CD-RW; CD-ROM; DVD-ROM; DVD-RAM; DVD-R; DVD-RW; DVD+R; DVD+RW; DVD+R DL] [DVD-ROM; DVD-R sequenziale; DVD-RAM; DVD-RW a riscrittura limitata; DVD-RW sequenziale; DVD+RW; DVD+R; DVD+R a doppio strato; CD-ROM; CD-R; CD-RW] [SAO; TAO; RAW; SAO/R96P; SAO/R96R; RAW/R16; RAW/R96P; RAW/R96R; Riscrittura limitata] Used versions ----------------------- growisofs: 5.21 mkisofs: 2.1.1a03 growisofs ----------------------- 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. Trying to open without locking. umount: /media/VIVA_ZAPATERO is not in the fstab (and you are not root) :-( /dev/hdc: unable to proceed with recording: unable to unmount growisofs command: ----------------------- /usr/bin/growisofs -M /dev/hdc -use-the-force-luke=notray -use-the-force-luke=tty -speed=4 -gui -graft-points -volid K3b data project -volset -appid K3B THE CD KREATOR (C) 1998-2005 SEBASTIAN TRUEG AND THE K3B TEAM -publisher -preparer -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-antonio/k3bTqVyub.tmp -rational-rock -hide-list /tmp/kde-antonio/k3bnB6XHa.tmp -joliet -hide-joliet-list /tmp/kde-antonio/k3bVtIRRb.tmp -full-iso9660-filenames -iso-level 2 -path-list /tmp/kde-antonio/k3buu5Evb.tmp mkisofs ----------------------- INFO: UTF-8 character encoding detected by locale settings. Assuming UTF-8 encoded filenames on source filesystem, use -input-charset to override. 34.68% done, estimate finish Sun Apr 9 12:16:03 2006 68.22% done, estimate finish Sun Apr 9 12:16:03 2006 Total translation table size: 0 Total rockridge attributes bytes: 1016 Total directory bytes: 4096 Path table size(bytes): 48 Max brk space used 0 1482 extents written (2 MB) mkisofs command: ----------------------- /usr/bin/mkisofs -gui -graft-points -volid K3b data project -volset -appid K3B THE CD KREATOR (C) 1998-2005 SEBASTIAN TRUEG AND THE K3B TEAM -publisher -preparer -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-antonio/k3bXMTfVa.tmp -rational-rock -hide-list /tmp/kde-antonio/k3bq5N2oa.tmp -joliet -hide-joliet-list /tmp/kde-antonio/k3bmD0V7a.tmp -full-iso9660-filenames -iso-level 2 -path-list /tmp/kde-antonio/k3b4Rddpb.tmp Any help??? -- Antonio Montagnani Skype : antoniomontag