I've encountered the same problem when I tried to unmount /mnt/win with nautilus.
UUID=ACB84F65B84F2D60 /mnt/win ntfs nls=utf8,ro,users,uid=1000 0 0
I've encountered the same problem when I tried to unmount /mnt/win with nautilus.
UUID=ACB84F65B8 4F2D60 /mnt/win ntfs nls=utf8, ro,users, uid=1000 0 0