This bug still exists in apport-gtk on Ubuntu 16.04. To fix the issue: 1- Open apport-gtk script sudo nano /usr/share/apport/apport-gtk
2- Change import os.path, sys, subprocess, os, re line to import os.path, sys, subprocess, os, re, gi 3- After 'import' line before 'from gi.repository import GLib, Wnck, GdkX11, Gdk' line, add gi.require_version('Wnck', '3.0') gi.require_version('GdkX11', '3.0') LC_ALL=C apt-cache policy apport-gtk apport-gtk: Installed: 2.20-0ubuntu3 Candidate: 2.20-0ubuntu3 Version table: *** 2.20-0ubuntu3 500 500 http://archive.ubuntu.com/ubuntu xenial/main amd64 Packages 500 http://archive.ubuntu.com/ubuntu xenial/main i386 Packages 100 /var/lib/dpkg/status -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1502173 Title: Python warnings: modules imported without specifying a version first To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1502173/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs