Same things are going on here, aptitude 0.6.6-1ubuntu1: root@home:/home/stanis# aptitude remove apache2-mpm-worker The following packages will be REMOVED: apache2-mpm-worker 0 packages upgraded, 0 newly installed, 1 to remove and 0 not upgraded. Need to get 0 B of archives. After unpacking 56.3 kB will be freed. The following packages have unmet dependencies: libapache2-mod-wsgi : Depends: apache2 but it is not going to be installed. Internal error: the solver Install(ghostscript:i386 9.05~dfsg-0ubuntu4 {ghostscript:amd64 9.05~dfsg-0ubuntu4 ghostscript:i386 9.05~dfsg-0ubuntu4}>) of a supposedly unresolved dependency is already installed in step 466 Internal error: the solver Install(ghostscript:i386 9.05~dfsg-0ubuntu4 {ghostscript:amd64 9.05~dfsg-0ubuntu4 ghostscript:i386 9.05~dfsg-0ubuntu4}>) of a supposedly unresolved dependency is already installed in step 466 Internal error: the solver Install(bamfdaemon:i386 0.2.114-0ubuntu1 {bamfdaemon:amd64 0.2.114-0ubuntu1 bamfdaemon:i386 0.2.114-0ubuntu1}>) of a supposedly unresolved dependency is already installed in step 594 Internal error: the solver Install(bamfdaemon:i386 0.2.114-0ubuntu1 {bamfdaemon:amd64 0.2.114-0ubuntu1 bamfdaemon:i386 0.2.114-0ubuntu1}>) of a supposedly unresolved dependency is already installed in step 594 The following actions will resolve these dependencies: Remove the following packages: 1) libapache2-mod-wsgi 2) libasound2:i386 3) libasound2-plugins:i386 4) libasyncns0:i386 5) libaudio2:i386 6) libavahi-client3:i386 7) libavahi-common3:i386 8) libc6:i386 9) libcomerr2:i386 10) libcups2:i386 11) libdbus-1-3:i386 12) libdbusmenu-qt2:i386 13) libelf1:i386 14) libexpat1:i386 15) libffi6:i386 16) libflac8:i386 17) libfontconfig1:i386 18) libfreetype6:i386 19) libgcc1:i386 20) libgcrypt11:i386 21) libglib2.0-0:i386 22) libgnutls26:i386 23) libgpg-error0:i386 24) libgssapi-krb5-2:i386 25) libice6:i386 26) libjack-jackd2-0:i386 27) libjpeg-turbo8:i386 28) libjpeg8:i386 29) libjson0:i386 30) libk5crypto3:i386 31) libkeyutils1:i386 32) libkrb5-3:i386 33) libkrb5support0:i386 34) liblcms1:i386 35) libmng1:i386 36) libmysqlclient18:i386 37) libogg0:i386 38) libp11-kit0:i386 39) libpcre3:i386 40) libpng12-0:i386 41) libpulse0:i386 42) libqt4-dbus:i386 43) libqt4-declarative:i386 44) libqt4-network:i386 45) libqt4-script:i386 46) libqt4-sql:i386 47) libqt4-sql-mysql:i386 48) libqt4-xml:i386 49) libqt4-xmlpatterns:i386 50) libqtcore4:i386 51) libqtgui4:i386 52) libsamplerate0:i386 53) libselinux1:i386 54) libsm6:i386 55) libsndfile1:i386 56) libspeexdsp1:i386 57) libstdc++6:i386 58) libtasn1-3:i386 59) libtiff4:i386 60) libuuid1:i386 61) libvorbis0a:i386 62) libvorbisenc2:i386 63) libwrap0:i386 64) libx11-6:i386 65) libxau6:i386 66) libxcb1:i386 67) libxdmcp6:i386 68) libxext6:i386 69) libxi6:i386 70) libxrender1:i386 71) libxss1:i386 72) libxt6:i386 73) libxv1:i386 74) skype 75) skype-bin:i386 76) sni-qt:i386 77) zlib1g:i386 Leave the following dependencies unresolved: 78) libqt4-dbus:i386 recommends qdbus:i386 (= 4:4.8.1-0ubuntu4.1) 79) libqtgui4:i386 recommends libcups2:i386 80) skype-bin:i386 recommends libasound2-plugins:i386 Accept this solution? [Y/n/q/?] q Abandoning all efforts to resolve these dependencies. Abort. root@home:/home/stanis# apt-get remove apache2-mpm-worker Reading package lists... Done Building dependency tree Reading state information... Done The following packages were automatically installed and are no longer required: apache2-utils apache2.2-common Use 'apt-get autoremove' to remove them. The following packages will be REMOVED: apache2-mpm-worker libapache2-mod-wsgi 0 upgraded, 0 newly installed, 2 to remove and 0 not upgraded. After this operation, 285 kB disk space will be freed. Do you want to continue [Y/n]? q Abort.