Public bug reported: * Trying to install the cantor package gives an error message about unmet dependencies:
> sudo apt-get install cantor Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: libsoprano4 : Depends: soprano-daemon (= 2.8.0+dfsg.1-0ubuntu1) but it is not going to be installed E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages. [1] 5411 exit 100 sudo apt-get install cantor * Forcing the install of the dependencies causes the package to install correctly, however both dependencies were already installed on the system. > sudo apt-get --purge install cantor soprano-daemon libvirtodbc0 Reading package lists... Done Building dependency tree Reading state information... Done libvirtodbc0 is already the newest version. libvirtodbc0 set to manually installed. soprano-daemon is already the newest version. soprano-daemon set to manually installed. The following extra packages will be installed: cantor-backend-kalgebra cantor-backend-maxima cantor-backend-octave cantor-backend-qalculate cantor-backend-r cantor-backend-sage cantor-backend-scilab graphicsmagick-dbg guile-1.8-libs javahelp2 javahelp2-doc kalgebra kalgebra-common libanalitza4abi1 libanalitzagui4abi1 libarpack2 libccolamd2.7.1 libcholmod1.7.1 libcolamd2.7.1 libcxsparse2.2.3 libflexdock-java libflexdock-java-demo libflexdock-java-doc libfltk1.1 libgl2ps0 libglpk0 libgraphics-magick-perl libgraphicsmagick++3 libibverbs1 libjeuclid-core-java libjgraphx-java libjhdf5-java libjhdf5-jni libjlatexmath-fop-java libjlatexmath-java libjlatexmath-java-doc libjogl-java libjogl-java-doc libjogl-jni libjrosetta-java liblaf-plugin-java libmatio0 libmysqlclient-dev liboctave1 libopenmpi1.3 libparpack2 libpvm3 libqhull5 libqrupdate1 libskinlf-java libskinlf-java-demo libtiff-opengl libtiff-tools libtorque2 maxima maxima-emacs maxima-share maxima-src maxima-test octave octave-common octave-doc octave-htmldoc octave-info pvm scilab scilab-ann scilab-cli scilab-data scilab-doc scilab-doc-fr scilab-doc-ja scilab-doc-pt-br scilab-full-bin scilab-include scilab-minimal-bin scilab-overload scilab-plotlib scilab-scimax scilab-scimax-doc scilab-sivp scilab-swt spell texmacs texmacs-common xaw3dg xfig xfig-doc xfig-libs xmaxima Suggested packages: libiodbc2-dev libjlatexmath Recommended packages: sagemath The following packages will be REMOVED: odbcinst1debian2* unixodbc* The following NEW packages will be installed: cantor cantor-backend-kalgebra cantor-backend-maxima cantor-backend-octave cantor-backend-qalculate cantor-backend-r cantor-backend-sage cantor-backend-scilab graphicsmagick-dbg guile-1.8-libs javahelp2 javahelp2-doc kalgebra kalgebra-common libanalitza4abi1 libanalitzagui4abi1 libarpack2 libccolamd2.7.1 libcholmod1.7.1 libcolamd2.7.1 libcxsparse2.2.3 libflexdock-java libflexdock-java-demo libflexdock-java-doc libfltk1.1 libgl2ps0 libglpk0 libgraphics-magick-perl libgraphicsmagick++3 libibverbs1 libjeuclid-core-java libjgraphx-java libjhdf5-java libjhdf5-jni libjlatexmath-fop-java libjlatexmath-java libjlatexmath-java-doc libjogl-java libjogl-java-doc libjogl-jni libjrosetta-java liblaf-plugin-java libmatio0 libmysqlclient-dev liboctave1 libopenmpi1.3 libparpack2 libpvm3 libqhull5 libqrupdate1 libskinlf-java libskinlf-java-demo libtiff-opengl libtiff-tools libtorque2 maxima maxima-emacs maxima-share maxima-src maxima-test octave octave-common octave-doc octave-htmldoc octave-info pvm scilab scilab-ann scilab-cli scilab-data scilab-doc scilab-doc-fr scilab-doc-ja scilab-doc-pt-br scilab-full-bin scilab-include scilab-minimal-bin scilab-overload scilab-plotlib scilab-scimax scilab-scimax-doc scilab-sivp scilab-swt spell texmacs texmacs-common xaw3dg xfig xfig-doc xfig-libs xmaxima 0 upgraded, 91 newly installed, 2 to remove and 0 not upgraded. Need to get 147 MB of archives. After this operation, 441 MB of additional disk space will be used. Do you want to continue [Y/n]? y ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: cantor (not installed) ProcVersionSignature: Ubuntu 3.5.0-18.29-generic 3.5.7 Uname: Linux 3.5.0-18-generic x86_64 ApportVersion: 2.6.1-0ubuntu6 Architecture: amd64 Date: Tue Nov 27 11:07:24 2012 InstallationDate: Installed on 2010-04-09 (962 days ago) InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027) MarkForUpload: True ProcEnviron: LANGUAGE=en_AU TERM=xterm PATH=(custom, no user) LANG=en_AU.UTF-8 SHELL=/bin/zsh SourcePackage: cantor UpgradeStatus: Upgraded to quantal on 2012-10-22 (35 days ago) ** Affects: cantor (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug quantal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1083420 Title: Needed to force install soprano-daemon and libvirtodbc0 to install cantor, even though those packages were already installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cantor/+bug/1083420/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs