Can you also attach /var/log/acpid file and output of "lshal -m" when you close the lid.
** Changed in: acpi (Ubuntu) Sourcepackagename: acpi => gnome-power-manager -- Dell B120 Laptop doesn't suspend properly https://launchpad.net/bugs/68069 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
