I also had this problem. when i disable the wireless in bios the laptop works as expected. This is a bug in the wireless driver.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in Ubuntu. https://bugs.launchpad.net/bugs/776999 Title: Lenovo W520 laptop freezes on ACPI-related actions -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
