I am seeing this in precise 12.04, latest patches, some machines have the issue, others do not:
% lsb_release -dcr Description: Ubuntu 12.04 LTS Release: 12.04 Codename: precise % df -hl df: `/var/lib/lightdm/.gvfs': Permission denied Filesystem Size Used Avail Use% Mounted on /dev/mapper/sdavg-root 9.3G 3.1G 5.8G 35% / udev 489M 4.0K 489M 1% /dev tmpfs 199M 804K 198M 1% /run none 5.0M 0 5.0M 0% /run/lock none 496M 144K 496M 1% /run/shm /dev/mapper/sdavg-backup 20G 416M 18G 3% /backup /dev/sda1 184M 30M 146M 17% /boot -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/867806 Title: df -h permission denied error To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/867806/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs