This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1787411 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Tags added: xenial -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1787411 Title: doc-base post-installation script breaks do-release-upgrade from 16.04 to 18.04 Status in linux package in Ubuntu: Incomplete Bug description: On one of my computers, do-release-upgrade from 16.04 LTS to 18.04 LTS broke mid-update. Logfile seems to indicate that the "doc-base" package is to blame: 2018-08-16 14:02:43,476 INFO cache.commit() 2018-08-16 14:02:43,476 DEBUG failed to SystemUnLock() (E:Not locked) 2018-08-16 14:12:31,145 ERROR got an error from dpkg for pkg: 'doc-base': 'installed doc-base package post-installation script subprocess returned error exit status 10' 2018-08-16 14:12:31,146 DEBUG running apport_pkgfailure() doc-base: installed doc-base package post-installation script subprocess returned error exit status 10 2018-08-16 14:12:32,550 ERROR Exception during pm.DoInstall() Traceback (most recent call last): File "/tmp/ubuntu-release-upgrader-7ytclj_8/DistUpgrade/DistUpgradeView.py", line 220, in run res = pm.do_install(self.writefd) SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1) 2018-08-16 14:12:32,580 ERROR SystemError from cache.commit(): installArchives() failed 2018-08-16 14:12:32,581 ERROR found exception: 'E:Sub-process /usr/bin/dpkg returned an error code (1)' 2018-08-16 14:12:51,407 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1787411/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp