Version:           unspecified (using KDE 4.6.5) 
OS:                Linux

Devices
-----------------------
TOSHIBA DVD-ROM SD-M1712 1004 (/dev/sr0, CD-ROM, DVD-ROM) [DVD-ROM, CD-ROM] [Keine] [%7]
HL-DT-ST DVDRAM GSA-H42N RL00 (/dev/sr1, CD-R, CD-RW, CD-ROM, DVD-ROM, DVD-R, DVD-RW, DVD-R doppelschichtig, DVD+R, DVD+RW, DVD+R doppelschichtig) [DVD-ROM, DVD-R sequenziell, Zweischichtige DVD-R sequenziell, Zweischicht-DVD-R-Sprung, DVD-RAM, DVD-RW Eingeschränktes Ăberbrennen, DVD-RW sequenziell, DVD+RW, DVD+R, Zweischichtige DVD+R, CD-ROM, CD-R, CD-RW] [SAO, TAO, RAW, SAO/R96P, SAO/R96R, RAW/R16, RAW/R96P, RAW/R96R, Eingeschränktes Ăberschreiben, Sprung zwischen DVD-Schichten] [%7]

K3b::IsoImager
-----------------------
mkisofs print size result: 2238671 (4584798208 bytes)

System
-----------------------
K3b Version: 2.0.2
KDE Version: 4.6.5 (4.6.5)
QT Version:  4.7.4
Kernel:      2.6.38.8-desktop-9.mga

Used versions
-----------------------
mkisofs: 1.1.11
cdrecord: 1.1.11

cdrecord
-----------------------
/usr/bin/wodim: Operation not permitted. Warning: Cannot raise RLIMIT_MEMLOCK limits.
scsidev: '/dev/sr1'
devname: '/dev/sr1'
scsibus: -2 target: -2 lun: -2
Linux sg driver version: 3.5.27
Wodim version: 1.1.11
SCSI buffer size: 64512
Beginning DMA speed test. Set CDR_NODMATEST environment variable if device
communication breaks or freezes immediately after that.
TOC Type: 1 = CD-ROM
Driveropts: 'burnfree'
Device type    : Removable CD-ROM
Version        : 5
Response Format: 2
Capabilities   : 
Vendor_info    : 'HL-DT-ST'
Identification : 'DVDRAM GSA-H42N '
Revision       : 'RL00'
Device seems to be: Generic mmc2 DVD-R/DVD-RW.
Current: 0x002B (DVD+R/DL)
Profile: 0x0012 (DVD-RAM) 
Profile: 0x0011 (DVD-R sequential recording) 
Profile: 0x0015 (DVD-R/DL sequential recording) 
Profile: 0x0016 (DVD-R/DL layer jump recording) 
Profile: 0x0014 (DVD-RW sequential recording) 
Profile: 0x0013 (DVD-RW restricted overwrite) 
Profile: 0x001A (DVD+RW) 
Profile: 0x001B (DVD+R) 
Profile: 0x002B (DVD+R/DL) (current)
Profile: 0x0010 (DVD-ROM) 
Profile: 0x0009 (CD-R) 
Profile: 0x000A (CD-RW) 
Profile: 0x0008 (CD-ROM) 
Profile: 0x0002 (Removable disk) 
Using generic SCSI-3/mmc DVD-R(W) driver (mmc_mdvd).
Driver flags   : SWABAUDIO BURNFREE 
Supported modes: PACKET SAO
Drive buf size : 1114112 = 1088 KB
Drive DMA Speed: 17111 kB/s 97x CD 12x DVD
FIFO size      : 4194304 = 4096 KB
Speed set to 11080 KB/s
Track 01: data  4372 MB        
Total size:     5021 MB (497:28.94) = 2238671 sectors
Lout start:     5021 MB (497:30/71) = 2238671 sectors
Current Secsize: 2048
HINT: use dvd+rw-mediainfo from dvd+rw-tools for information extraction.
Blocks total: 4173824 Blocks current: 4173824 Blocks remaining: 1935153
Starting to write CD/DVD at speed   8.0 in real SAO mode for single session.
Last chance to quit, starting real write in    2 seconds.
   1 seconds.
   0 seconds. Operation starts.
dvd_dual_layer_split: read_dvd_structure returns invalid data
Preparing middle zone location for this DVD+R dual layer disc
Waiting for reader process to fill input buffer ... input buffer ready.
Performing OPC...
/usr/bin/wodim: faio_wait_on_buffer for writer timed out.
Sending CUE sheet...
Starting new track at sector: 0
Track 01: data  4372 MB        
Total size:     5021 MB (497:28.94) = 2238671 sectors
Lout start:     5021 MB (497:30/71) = 2238671 sectors
Current Secsize: 2048
HINT: use dvd+rw-mediainfo from dvd+rw-tools for information extraction.
Blocks total: 4173824 Blocks current: 4173824 Blocks remaining: 1935153
Track 01:    0 of 4372 MB written.
Track 01:    1 of 4372 MB written (fifo  75%) [buf  96%]   0.0x.
Track 01:    2 of 4372 MB written (fifo  48%) [buf  99%]   0.4x.
Track 01:    3 of 4372 MB written (fifo  23%) [buf  99%]   4.3x.
/usr/bin/wodim: faio_wait_on_buffer for reader timed out.
Writing  time:  538.079s
/usr/bin/wodim: fifo had 64 puts and 64 gets.
/usr/bin/wodim: fifo was 1 times empty and 0 times full, min fill was 0%.
Min drive buffer fill was 99%

cdrecord command:
-----------------------
/usr/bin/wodim -v gracetime=2 dev=/dev/sr1 speed=8 -sao driveropts=burnfree -data -tsize=2238671s -

mkisofs
-----------------------
2238671
Warning: -follow-links does not always work correctly; be careful.
I: -input-charset not specified, using utf-8 (detected in locale settings)
  0.02% done, estimate finish Sat Jan 14 17:57:52 2012
  0.04% done, estimate finish Sat Jan 14 17:57:52 2012
  0.07% done, estimate finish Sat Jan 14 18:22:31 2012
  0.09% done, estimate finish Sat Jan 14 18:16:26 2012

mkisofs calculate size command:
-----------------------
/usr/bin/genisoimage -gui -graft-points -print-size -quiet -volid Biss_zum_Abendrot -volset  -appid K3B THE CD KREATOR (C) 1998-2010 SEBASTIAN TRUEG AND MICHAL MALEK -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-juergen/k3bjk3898.tmp -no-cache-inodes -udf -iso-level 1 -path-list /tmp/kde-juergen/k3bRE3898.tmp -dvd-video -f /tmp/kde-juergen/k3bVideoDvd0

mkisofs command:
-----------------------
/usr/bin/genisoimage -gui -graft-points -volid Biss_zum_Abendrot -volset  -appid K3B THE CD KREATOR (C) 1998-2010 SEBASTIAN TRUEG AND MICHAL MALEK -publisher  -preparer  -sysid LINUX -volset-size 1 -volset-seqno 1 -sort /tmp/kde-juergen/k3boB3898.tmp -no-cache-inodes -udf -iso-level 1 -path-list /tmp/kde-juergen/k3bEt3898.tmp -dvd-video -f /tmp/kde-juergen/k3bVideoDvd0


Reproducible: Didn't try

Steps to Reproduce:
I've tried to burn a singl-layer DVD
-no problem

Actual Results:  
dont use dual layer

Expected Results:  
I will try it once more in the future