Attempts to upgrade to the just released KDE SC 4.5 via the kubuntu backports ppa has failed due to 106 applications being blocked.
Investigation of this using 'aptitude full-upgrade' gave the following output (note, this is after allready installing/upgrading all the packages that I was able to using kpackagekit)
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pat@Patop:~$ sudo aptitude full-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Reading extended state information
Initializing package states... Done
The following packages are BROKEN:
ktorrent libqt4-assistant
The following NEW packages will be installed:
docbook-xml{a} docbook-xsl{a} docbook-xsl-doc-html{a} kdegraphics-libs-data{a} kdelibs5-plugins{a} kdepimlibs-io-plugins{a} kdoctools{a} kinfocenter{a} libakonadi-kabc4{a} libakonadi-kcal4{a} libakonadi-kde4{a} libakonadi-kmime4{a} libcln6{a} libgpgme++2{a} libgps19{a} libkabc4{a} libkatepartinterfaces4{a} libkblog4{a} libkcal4{a} libkde3support4{a} libkdecore5{a} libkdesu5{a} libkdeui5{a} libkdewebkit5{a} libkdnssd4{a} libkfile4{a} libkholidays4{a} libkhtml5{a} libkimap4{a} libkimproxy4{a} libkio5{a} libkjsapi4{a} libkjsembed4{a} libkldap4{a} libkmediaplayer4{a} libkmime4{a} libknewstuff2-4{a} libknewstuff3-4{a} libknotifyconfig4{a} libkntlm4{a} libkonqsidebarplugin4a{a} libkparts4{a} libkpimidentities4{a} libkpimtextedit4{a} libkpimutils4{a} libkpty4{a} libkresources4{a} libkrosscore4{a} libkrossui4{a} libktexteditor4{a} libktnef4{a} libkunitconversion4{a} libkutils4{a} libkwineffects1a{a} libkxmlrpcclient4{a} libmailtransport4{a} libmicroblog4{a} libnepomuk4{a} libnepomukquery4a{a} libplasmaclock4b{a} libprocesscore4a{a} libprocessui4a{a} libqalculate4{a} libqgpgme1{a} libqtwebkit4{a} libraw1394-11{a} libreadline5{a} libsolid4{a} libsolidcontrol4a{a} libsyndication4{a} libtaskmanager4a{a} libtelepathy-qt4-0{a} libthreadweaver4{a} libvirtodbc0{a} libweather-ion4a{a} sgml-data{a} virtuoso-minimal{a} virtuoso-opensource-6.0-bin{a} virtuoso-opensource-6.0-common{a}
The following packages will be REMOVED:
freespacenotifier{a} kdebase-plasma{a} kdepimlibs-data{a} libkfontinst4{a} libkonqsidebarplugin4{a} libkwineffects1{a} libplasma-applet-system-monitor4{a} libplasmaclock4{a} libprocesscore4{a} libprocessui4{a} libsolidcontrol4{a} libtaskmanager4{a} libweather-ion4{a}
The following packages will be upgraded:
akonadi-server ark dolphin dragonplayer gwenview kamera kate kbluetooth kcalc kde-window-manager kde-zeroconf kdebase-bin kdebase-data kdebase-runtime kdebase-workspace kdebase-workspace-bin kdebase-workspace-data kdebase-workspace-kgreet-plugins kdegraphics-strigi-plugins kdelibs-bin kdelibs5 kdelibs5-data kdemultimedia-kio-plugins kdepasswd kdepimlibs5 kdm kfind khelpcenter4 klipper kmag kmix kmousetool knm-runtime konqueror konqueror-nsplugins konsole kopete kppp krdc krfb krosspython ksnapshot ksysguard ksystemlog ktorrent-data kwalletmanager libakonadiprivate1 libattica0 libdbusmenu-qt2 libkcddb4 libkdcraw8 libkdecorations4 libkephal4 libkexiv2-8 libkipi7 libkonq5 libkopete4 libkscreensaver5 libksgrd4 libksignalplotter4 libkworkspace4 libokularcore1 libphonon4 libplasma-geolocation-interface4 libplasma3 libplasmagenericshell4 libqt4-dbus libqt4-designer libqt4-help libqt4-network libqt4-opengl libqt4-qt3support libqt4-script libqt4-scripttools libqt4-sql libqt4-sql-mysql libqt4-sql-sqlite libqt4-svg libqt4-test libqt4-webkit libqt4-xml libqt4-xmlpatterns libqtcore4 libqtgui4 libsolidcontrolifaces4 libsoprano4 network-manager-kde okular okular-extra-backends phonon phonon-backend-xine plasma-dataengines-addons plasma-dataengines-workspace plasma-desktop plasma-scriptengine-javascript plasma-widget-folderview plasma-widget-kimpanel plasma-widget-quickaccess plasma-widgets-addons plasma-widgets-workspace python-kde4 python-qt4 python-qt4-dbus soprano-daemon systemsettings
106 packages upgraded, 79 newly installed, 13 to remove and 0 not upgraded.
Need to get 93.9MB of archives. After unpacking 52.7MB will be used.
The following packages have unmet dependencies:
libqt4-assistant: Depends: libqt4-network (= 4:4.6.2-0ubuntu5) but 4:4.7.0~beta2-0ubuntu3~lucid1~ppa4 is to be installed. Depends: libqtcore4 (= 4:4.6.2-0ubuntu5) but 4:4.7.0~beta2-0ubuntu3~lucid1~ppa4 is to be installed.
ktorrent: Depends: libktorrent1 (>= 1.0.1) which is a virtual package.
Depends: libktorrent-l10n which is a virtual package.
The following actions will resolve these dependencies:
Remove the following packages:
kdebase-workspace
kdebase-workspace-bin
ktorrent
kubuntu-desktop
libqt4-assistant
Keep the following packages at their current version:
freespacenotifier [0.0svn1061317-0ubuntu1 (lucid, now)]
kdebase-workspace-data [4:4.4.2-0ubuntu14 (lucid, now)]
Leave the following dependencies unresolved:
plasma-desktop recommends kdebase-workspace
Score is 334
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When I tried apt-get dist-upgrade I got:
43 upgraded, 0 newly installed, 0 to remove and 156 not upgraded
Doing sudo aptitude full-upgrade instead, I get:
The following NEW packages will be installed:
libqtwebkit4{a}
The following packages will be REMOVED:
ffmpegthumbs{u}
and
198 packages upgraded, 1 newly installed, 1 to remove and 0 not upgraded.