Other potentially useful apt commands also fail with the same error: apt --fix-broken install apt autoremove
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1682820 Title: While upgrading to 17.04: package python3 3.5.1-4 failed to install/upgrade: pre-dependency problem - not installing python3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/python3-defaults/+bug/1682820/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs