I have the same problem after an upgrade to 15.10. running a gnome3 session here.
One other report of this problem is here: https://askubuntu.com/questions/562355/seemingly-random-authentication- is-required-to-change-your-own-user-data The "solution" posted there however doesn't seem right to me (preventing PolicyKit Authentication Aagent from starting). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1512002 Title: Annoying dialog "Authentication is required to change your own user data" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/policykit-1-gnome/+bug/1512002/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs