In main.log we can see the following: 2017-04-25 09:02:05,146 DEBUG failed to SystemUnLock() (E:Not locked) 2017-04-25 09:26:33,669 ERROR got an error from dpkg for pkg: '/tmp/apt-dpkg-install-DzqcXg/0364-libgtest-dev_1.8.0-6_amd64.deb': 'subprocess new pre-installation script returned error exit status 1' 2017-04-25 09:26:33,670 DEBUG running apport_pkgfailure() 0364-libgtest-dev: subprocess new pre-installation script returned error exit status 1 2017-04-25 09:26:33,681 ERROR got an error from dpkg for pkg: '/tmp/apt-dpkg-install-DzqcXg/0364-libgtest-dev_1.8.0-6_amd64.deb': 'subprocess new pre-installation script returned error exit status 1' 2017-04-25 09:41:47,625 DEBUG got a conffile-prompt from dpkg for file: '/etc/dhcp/dhclient-exit-hooks.d/ntpdate' 2017-04-25 09:50:11,893 ERROR Exception during pm.DoInstall() Traceback (most recent call last): File "/tmp/ubuntu-release-upgrader-uhhrnz4x/DistUpgrade/DistUpgradeView.py", line 225, in run res = pm.do_install(self.writefd) apt_pkg.Error: E:Sub-process /usr/bin/dpkg returned an error code (1)
apt-term.log then provides more information about what went wrong with libgtest-dev: dpkg-maintscript-helper: error: directory '/usr/src/gtest' contains files not owned by package libgtest-dev:amd64, cannot switch to symlink dpkg: error processing archive /tmp/apt-dpkg-install-DzqcXg/0364-libgtest-dev_1.8.0-6_amd64.deb (--unpack): subprocess new pre-installation script returned error exit status 1 Do you know what is in that folder "/usr/src/gtest"? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1686045 Title: Upgrade from 16.10 to 17.04 failed due to missing ./xorg_fix_proprietary.py To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1686045/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs