Open with "gksu gedit". This means that you launch gedit with root rights. So, type
gksu gedit /etc/default/grub -- "acer-wmi: Unable to detect available WMID devices" on boot https://bugs.launchpad.net/bugs/560464 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs