System
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K3b Version: 1.0.4

KDE Version: 3.5.8
QT Version:  3.3.8
Kernel:      2.6.23-ARCH
Devices
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HL-DT-ST DVD-RAM GSA-H22N 1.00 (/dev/sr0, ) [CD-R, CD-RW, CD-ROM, DVD-ROM, DVD-R, DVD-RW, DVD-R DL, DVD+R, DVD+RW, DVD+R DL] [DVD-ROM, DVD-R secuencial, DVD-R Doble capa secuencial, DVD-R doble capa salteado, DVD-RAM, DVD-RW sobreescritura restringida, DVD-RW secuencial, DVD+RW, DVD+R, DVD+R doble capa, CD-ROM, CD-R, CD-RW] [SAO, TAO, En bruto, SAO/R96P, SAO/R96R, RAW/R16, RAW/R96P, RAW/R96R, Sobrescritura restringida, Salto de capa]

K3bIsoImager
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mkisofs print size result: 0 (0 bytes)

Used versions
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mkisofs: 1.1.6

mkisofs
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/usr/bin/genisoimage: 
Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size.
/usr/bin/genisoimage: Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size.
/usr/bin/genisoimage: Unable to parse DVD-Video structures.
/usr/bin/genisoimage: Could not find correct 'VIDEO_TS' directory.
/usr/bin/genisoimage: Unable to make a DVD-Video image.
Possible reasons:
  - VIDEO_TS subdirectory was not found on specified location
  - VIDEO_TS has invalid contents
/usr/bin/genisoimage: Unable to parse DVD-Video structures.
/usr/bin/genisoimage: Could not find correct 'VIDEO_TS' directory.
Possible reasons:
  - VIDEO_TS subdirectory was not found on specified location
  - VIDEO_TS has invalid contents

mkisofs calculate size command:
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/usr/bin/genisoimage -gui -graft-points -print-size -quiet -volid K3b data project -volset  -appid K3B THE CD KREATOR (C) 1998-2006 SEBASTIAN TRUEG AND THE K3B TEAM -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-root/k3b5T4rMb.tmp -no-cache-inodes -udf -iso-level 1 -path-list /tmp/kde-root/k3btnkrlb.tmp -dvd-video -f /tmp/kde-root/k3bVideoDvd0