you may wont to read this file and try different options according to comments:
sudo vi /etc/default/acpi-support this can make your suspend work. -- Unable to Suspend/Hibernate https://bugs.launchpad.net/bugs/163247 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
