Comment 135 for bug 44058

I have the same problem Compaq/HP NC6400.
 - Suspend and Hibernate all worked fine in 9.10
 - Upgrade to 10.04 - I can manually select shutdown or hibernate and both work fine
 - Upgrade to 10.04 - when I close lid nothing happens, system remains in powered up state

Attempts to follow suggested forum solutions such as:
 - edits to ACPI = http://www.amitsrivastava.net/2008-03-23-hibernate-suspend-resolved-ubuntu-gutsy-nvidia-dell-vostro/
 - edits to GRUB = http://www.uluga.ubuntuforums.org/showthread.php?p=9440990#post9440990
and many other suggestions here:
 - http://ubuntuforums.org/showthread.php?t=318808
here:
 - http://ubuntuforums.org/showthread.php?t=406250
and here:
 - http://ubuntuforums.org/showthread.php?t=284994

with no success!!!
this worked fine before 10.04! what happened!!!