~ # apt-get install libtimed-dev 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: libtimed-dev: Depends: libtimed0 (= 2.50+0m6) but 2.54+0m7 is to be installed Depends: libqt4-dev (>= 4.6) but it is not going to be installed E: Broken packages ~ # apt-get install libqt4-dev 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: libqt4-dev: Depends: libqt4-dbus (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-xml (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqtcore4 (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-network (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqtgui4 (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-svg (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-sql (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-script (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-help (= 4.7.4~git20110517-0maemo12+0m6) but it is not going to be installed Depends: libqt4-test (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-phonon (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-xmlpatterns (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-multimedia (= 4.7.4~git20110517-0maemo12+0m6) but it is not going to be installed Depends: libqt4-opengl (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: libqt4-declarative (= 4.7.4~git20110517-0maemo12+0m6) but 4.7.4~git20120327-0maemo1+0m8 is to be installed Depends: qt4-linguist-tools (= 4.7.4~git20110517-0maemo12+0m6) but it is not going to be installed Depends: libqt4-meegographicssystemhelper-dev (= 4.7.4~git20110517-0maemo12+0m6) but it is not going to be installed Depends: libgles2-sgx-img-dev but it is not installable Depends: opengles-sgx-img-common-dev but it is not installable Depends: libc6-dev but it is not going to be installed E: Broken packages