We actually need a log if we want to do something about this. Just telling us that some postinst script failed does not help anyone.
You could look at the term.log files in /var/log/apt/ ** Changed in: apt (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apt in Ubuntu. https://bugs.launchpad.net/bugs/1573464 Title: Could not install 'fwupdate' during upgrade 15.10 -> 16.04 Status in apt package in Ubuntu: Incomplete Bug description: Ubuntu 15.10 4.2.0-35 apt 1.2.10 subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1573464/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp