I switched the auto-upgrade-tester over to dry-run mode with
apt_pkg.config.set("debug::pkgDpkgPM", "1") and it shows me:/usr/bin/dpkg --force-overwrite --status-fd 222 --unpack --auto-deconfigure /var/cache/apt/archives/python-cairo_1.8.8-1ubuntu3_amd64.deb /var/cache/apt/archives/libcurl3-gnutls_7.22.0-3ubuntu2_amd64.deb /var/cache/apt/archives/python-pycurl_7.19.0-4ubuntu3_amd64.deb /var/cache/apt/archives/dpkg_1.16.1.2ubuntu5_amd64.deb ^M^M /usr/bin/dpkg --force-overwrite --status-fd 224 --configure dpkg ^M^M That does actually look ok -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/927993 Title: distribution upgrade from lucid to precise failed with : package dpkg is already installed and configured To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/927993/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
