Unable to install System Control Interrupt handler [20070320]

[John Baldwin]

On Saturday 02 June 2007 03:46:41 am jonathan at kc8onw.net wrote:
> I just updated to the latest -current from 6.2 release on an amd64 system
> and get the below error
> ACPI Exception (evevent-0257): AE_ALREADY_EXISTS, Unable to install System
> Control Interrupt handler [20070320]
> 
> I found this thread that discusses it as well but it seems to have mostly
> died off without a clear resolution.
> 
http://lists.freebsd.org/mailman/htdig/freebsd-acpi/2005-December/002307.html
> 
> I know the BIOS in this machine is pretty poor but I would like to get it
> working.

Add 'device atpic' to your kernel.

-- 
John Baldwin