Did you perhaps use `sudo`? With graphical applications you need to use `gksudo`.
See this question and its answers: http://askubuntu.com/q/376426/31099 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1425952 Title: gedit To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1425952/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs