Have a look here too : https://launchpad.net/distros/ubuntu/+source/acpi-support/+bugs?field.searchtext=dell+hibernate&orderby=-importance&search=Search&field.status%3Alist=Unconfirmed&field.status%3Alist=Confirmed&field.status%3Alist=In+Progress&field.status%3Alist=Needs+Info&field.status%3Alist=Fix+Committed&field.assignee=&field.owner=&field.omit_dupes=on&field.has_patch=&field.has_no_package=
Say me if some of them seems near to your problem. -- Wont suspend (or hibernate), won't say why, and is annoying. https://launchpad.net/bugs/50785 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs