Ok. I have downloaded the latest K3b source code, and installed the ubuntu supplied needed development libraries and compiled it and run it. This crashes also! Output is:- rebroad@ubuntu:~$ k3b kbuildsycoca running... Reusing existing ksycoca kbuildsycoca: WARNING: '/usr/share/applications/themus-theme-applier.desktop' specifies undefined mimetype/servicetype 'application/x-gnome-theme-installed' kbuildsycoca: WARNING: '/usr/share/applications/sodipodi.desktop' specifies undefined mimetype/servicetype 'image/svg+xml,image/svg' kbuildsycoca: WARNING: '/usr/share/applications/nautilus-folder-handler.desktop' specifies undefined mimetype/servicetype 'x-directory/gnome-default-handler' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'application/x-extension-mp4' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'application/x-extension-m4a' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/dv' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-mpeg' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/msvideo' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-anim' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-avi' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-nsv' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-flc' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'video/x-fli' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'application/x-matroska' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-mpeg' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-m4a' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-ms-asf' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-ms-asx' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-ms-wax' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-real-audio' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'application/x-flac' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'misc/ultravox' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-pn-aiff' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-pn-au' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-pn-wav' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-pn-windows-acm' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'image/vnd.rn-realpix' kbuildsycoca: WARNING: '/usr/share/applications/totem.desktop' specifies undefined mimetype/servicetype 'audio/x-pn-realaudio-plugin' kbuildsycoca: WARNING: '/usr/share/applications/mozilla-firefox.desktop' specifies undefined mimetype/servicetype 'application/rss+xml' kbuildsycoca: WARNING: '/usr/share/applications/mozilla-firefox.desktop' specifies undefined mimetype/servicetype 'application/rdf+xml' kbuildsycoca: WARNING: '/usr/share/applications/mozilla-firefox.desktop' specifies undefined mimetype/servicetype 'x-directory/webdav' kbuildsycoca: WARNING: '/usr/share/applications/mozilla-firefox.desktop' specifies undefined mimetype/servicetype 'x-directory/webdav-prefer-directory' kbuildsycoca: WARNING: '/usr/share/applications/rhythmbox.desktop' specifies undefined mimetype/servicetype 'audio/x-mpeg' kbuildsycoca: WARNING: '/usr/share/applications/rhythmbox.desktop' specifies undefined mimetype/servicetype 'application/x-flac' kbuildsycoca: WARNING: '/usr/share/applications/ooo645impress.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.impress.template' kbuildsycoca: WARNING: '/usr/share/applications/ooo645impress.desktop' specifies undefined mimetype/servicetype 'application/vnd.ms-powerpoint' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.global' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.template' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'application/x-doc' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'application/vnd.wordperfect' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'application/rtf' kbuildsycoca: WARNING: '/usr/share/applications/ooo645writer.desktop' specifies undefined mimetype/servicetype 'text/richtext' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/english' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/mathml' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/richtext' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/tab-separated-values' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-authors' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-c' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-c++' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-comma-separated-values' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-copying' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-credits' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-csh' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-dcl' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-dsl' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-dtd' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-emacs-lisp' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-fortran' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-gtkrc' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-idl' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-install' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-ksysv-log' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-perl' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-python' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-readme' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-scheme' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-setext' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-sh' kbuildsycoca: WARNING: 'vimpart.desktop' specifies undefined mimetype/servicetype 'text/x-sql' kbuildsycoca: WARNING: '/usr/share/applications/ooo645math.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.math' kbuildsycoca: WARNING: 'OpenOffice.org1.1/math.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.math' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/bmp' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/jpg' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-gray' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-icb' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-png' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-portable-anymap' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-portable-graymap' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-psd' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-xbitmap' kbuildsycoca: WARNING: '/usr/share/applications/eog.desktop' specifies undefined mimetype/servicetype 'image/x-xpixmap' kbuildsycoca: WARNING: 'OpenOffice.org1.1/impress.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.impress.template' kbuildsycoca: WARNING: 'kcertpart.desktop' specifies undefined mimetype/servicetype 'application/binary-certificate' kbuildsycoca: WARNING: '/usr/share/applications/gthumb.desktop' specifies undefined mimetype/servicetype 'image/bmp' kbuildsycoca: WARNING: '/usr/share/applications/gthumb.desktop' specifies undefined mimetype/servicetype 'image/x-png' kbuildsycoca: WARNING: '/usr/share/applications/gthumb.desktop' specifies undefined mimetype/servicetype 'image/x-tga' kbuildsycoca: WARNING: '/usr/share/applications/gthumb.desktop' specifies undefined mimetype/servicetype 'image/xpm' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/bmp' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/g3fax' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/jpg' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-compressed-xcf' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-fits' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-gray' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-png' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-portable-anymap' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-portable-graymap' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-psd' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-sgi' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-sun-raster' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-tga' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-xbitmap' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-xcf' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-xpixmap' kbuildsycoca: WARNING: '/usr/share/applications/gimp-2.2.desktop' specifies undefined mimetype/servicetype 'image/x-xwindowdump' kbuildsycoca: WARNING: '/usr/share/applications/XMMS.desktop' specifies undefined mimetype/servicetype 'audio/wav' kbuildsycoca: WARNING: '/usr/share/applications/XMMS.desktop' specifies undefined mimetype/servicetype 'audio/mp3' kbuildsycoca: WARNING: '/usr/share/applications/XMMS.desktop' specifies undefined mimetype/servicetype 'audio/x-mpeg' kbuildsycoca: WARNING: '/usr/share/applications/ooo645web.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.global' kbuildsycoca: WARNING: '/usr/share/applications/ooo645web.desktop' specifies undefined mimetype/servicetype 'application/vnd.stardivision.writer.global' kbuildsycoca: WARNING: 'OpenOffice.org1.1/web.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.global' kbuildsycoca: WARNING: 'OpenOffice.org1.1/web.desktop' specifies undefined mimetype/servicetype 'application/vnd.stardivision.writer.global' kbuildsycoca: WARNING: '/usr/share/applications/glade-2.desktop' specifies undefined mimetype/servicetype 'application/x-glade' kbuildsycoca: WARNING: 'fontthumbnail.desktop' specifies undefined mimetype/servicetype 'ThumbCreator' kbuildsycoca: WARNING: 'OpenOffice.org1.1/calc.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.calc.template' kbuildsycoca: WARNING: '/usr/share/applications/gfloppy.desktop' specifies undefined mimetype/servicetype 'x-device/floppy' kbuildsycoca: WARNING: 'katepart.desktop' specifies undefined mimetype/servicetype 'text/x-fortran' kbuildsycoca: WARNING: '/usr/share/applications/gnome-stones.desktop' specifies undefined mimetype/servicetype 'application/x-gnome-stones' kbuildsycoca: WARNING: 'knotify.desktop' specifies undefined mimetype/servicetype 'KNotify' kbuildsycoca: WARNING: '/usr/share/applications/ooo645draw.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.draw.template' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/english' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/mrml' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/x-lyx' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/xmcd' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/x-perl' kbuildsycoca: WARNING: '/usr/share/applications/kde/KVim.desktop' specifies undefined mimetype/servicetype 'text/x-python' kbuildsycoca: WARNING: 'OpenOffice.org1.1/draw.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.draw.template' kbuildsycoca: WARNING: 'OpenOffice.org1.1/writer.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.template' kbuildsycoca: WARNING: 'OpenOffice.org1.1/writer.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.writer.global' kbuildsycoca: WARNING: 'OpenOffice.org1.1/writer.desktop' specifies undefined mimetype/servicetype 'application/x-doc' kbuildsycoca: WARNING: '/usr/share/applications/ooo645calc.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.calc.template' kbuildsycoca: WARNING: '/usr/share/applications/ooo645calc.desktop' specifies undefined mimetype/servicetype 'application/vnd.sun.xml.math' kbuildsycoca: WARNING: '/usr/share/applications/ooo645calc.desktop' specifies undefined mimetype/servicetype 'application/vnd.lotus-1-2-3' kbuildsycoca: WARNING: '/usr/share/applications/ooo645calc.desktop' specifies undefined mimetype/servicetype 'text/x-comma-separated-values' k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bPluginFactory) creating K3bPluginFactory. k3b: (K3bCdrecordProgram) checking for Debian cdrecord wrapper script. k3b: (K3bCdrecordProgram) Debian Wrapper script size fits. Checking file. k3b: (K3bCdrecordProgram) Found Debian Wrapper script. k3b: linux kernel version: 2.6.10-5-686 k3b: (K3bCdrecordProgram) Using cdrecord.mmap k3b: (K3bExternalBinManager) Cdrecord 2.1a38 features: gracetime, overburn, cdtext, clone, tao, cuefile, xamix, plain-atapi, hacked-atapi k3b: (K3bExternalBinManager) 2 1 -1 a38 seems to be cdrecord version >= 1.11a02, using burnfree instead of burnproof k3b: (K3bExternalBinManager) seems to be cdrecord version >= 1.11a31, support for Just Link via burnfree driveroption k3b: (K3bCdrecordProgram) checking for Debian cdrecord wrapper script. k3b: (K3bCdrecordProgram) Debian Wrapper script size fits. Checking file. k3b: (K3bCdrecordProgram) Found Debian Wrapper script. k3b: linux kernel version: 2.6.10-5-686 k3b: (K3bCdrecordProgram) Using cdrecord.mmap k3b: (K3bExternalBinManager) Cdrecord 2.1a38 features: gracetime, overburn, cdtext, clone, tao, cuefile, xamix, plain-atapi, hacked-atapi k3b: (K3bExternalBinManager) 2 1 -1 a38 seems to be cdrecord version >= 1.11a02, using burnfree instead of burnproof k3b: (K3bExternalBinManager) seems to be cdrecord version >= 1.11a31, support for Just Link via burnfree driveroption k3b: /dev/hdc resolved to /dev/hdc k3b: /dev/hdc is block device (0) k3b: /dev/hdc seems to be cdrom k3b: (K3bCdDevice) /dev/hdc: init() k3b: (K3bCdDevice) /dev/hdc: GET_CONFIGURATION length: 160. k3b: (K3bCdDevice) /dev/hdc feature: Core k3b: (K3bCdDevice) /dev/hdc feature: Morphing k3b: (K3bCdDevice) /dev/hdc feature: Removable Medium k3b: (K3bCdDevice) /dev/hdc feature: Random Readable k3b: (K3bCdDevice) /dev/hdc feature: Multi-Read k3b: (K3bCdDevice) /dev/hdc feature: CD Read k3b: (K3bCdDevice) /dev/hdc feature: Incremental Streaming Writable k3b: (K3bCdDevice) /dev/hdc feature: Formattable k3b: (K3bCdDevice) /dev/hdc feature: Restricted Overwrite k3b: (K3bCdDevice) /dev/hdc feature: CD Track At Once k3b: (K3bCdDevice) /dev/hdc feature: CD Mastering k3b: (K3bCdDevice) /dev/hdc feature: Power Management k3b: (K3bCdDevice) /dev/hdc feature: CD Audio analog play k3b: (K3bCdDevice) /dev/hdc feature: Timeout k3b: (K3bCdDevice) /dev/hdc feature: Read Time Streaming k3b: (K3bCdDevice) /dev/hdc: unknown feature: -34 k3b: (K3bCdDevice::CdDevice) /dev/hdc: dataLen: 60 k3b: (K3bCdDevice::ScsiCommand) failed: fd: 11 k3b: command: MODE SELECT (55) k3b: errorcode: 70 k3b: sense key: ILLEGAL REQUEST (5) k3b: asc: 26 k3b: ascq: 0 k3b: (K3bCdDevice::ScsiCommand) failed: fd: 11 k3b: command: MODE SELECT (55) k3b: errorcode: 70 k3b: sense key: ILLEGAL REQUEST (5) k3b: asc: 26 k3b: ascq: 0 k3b: (K3bCdDevice::ScsiCommand) failed: fd: 11 k3b: command: MODE SELECT (55) k3b: errorcode: 70 k3b: sense key: ILLEGAL REQUEST (5) k3b: asc: 26 k3b: ascq: 0 k3b: (K3bDevice::Device) /dev/hdc: Number of supported write speeds via 2A: -1 KCrash: Application 'k3b' crashing... rebroad@ubuntu:~$ I know it's probably unwise to install software outside of the apt programs, but I wanted to check if it was a problem with ubuntu's version of k3b or not. Since the "bog standard" k3b seems to crash also - do I need to raise this bug else where? bugs.kde.org? Please let me know if so, and I will do this. Thanks.