I utilized the version of the package from -proposed and did not receive a crash.
$ PYTHONPATH='' ubuntu-bug ubiquity /usr/share/apport/apport-gtk:16: PyGIWarning: Wnck was imported without specifying a version first. Use gi.require_version('Wnck', '3.0') before import to ensure that the right version gets loaded. from gi.repository import GLib, Wnck, GdkX11, Gdk dpkg-query: no packages found matching ubiquity $ apt-cache policy apport apport: Installed: 2.20.1-0ubuntu2.2 Candidate: 2.20.1-0ubuntu2.2 Version table: *** 2.20.1-0ubuntu2.2 500 500 http://archive.ubuntu.com/ubuntu xenial-proposed/main amd64 Packages 500 http://archive.ubuntu.com/ubuntu xenial-proposed/main i386 Packages 100 /var/lib/dpkg/status 2.20.1-0ubuntu2.1 500 500 http://192.168.10.7/ubuntu xenial-updates/main amd64 Packages 500 http://192.168.10.7/ubuntu xenial-updates/main i386 Packages 2.20.1-0ubuntu2 500 500 http://192.168.10.7/ubuntu xenial/main amd64 Packages 500 http://192.168.10.7/ubuntu xenial/main i386 Packages ** Tags removed: verification-needed ** Tags added: verification-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1446537 Title: apport hook fails in add_info with TypeError: 'str' does not support the buffer interface To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1446537/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs