Removing p11-kit:i386 with sudo apt-get remove p11-kit:i386
allowed the upgrade to proceed. No dependent packages were removed with the apt-get line either. Thanks. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1309901 Title: upgrade to ubuntu 14.04 from 12.04 failed: p11-kit:i386 preferred over p11-kit:amd64 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1309901/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs