Tuesday, October 22, 2013

Ubuntu System Halted Won't Power Off

When you shutdown from Ubuntu, the system freezes, system hangs and does not power off.

Try this:

$ gksu gedit /etc/default/grub

GRUB_CMDLINE_LINUX="acpi=force pci=noacpi apm=power_off"

$ sudo update-grub

Or try disabling ACPI in the computer's BIOS.

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