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From: Jung-uk Kim <jkim@FreeBSD.org>
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Date: Tue, 13 Oct 2009 18:15:40 -0400
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Cc: Lawrence Stewart <lstewart@freebsd.org>, freebsd-acpi@freebsd.org
Subject: Re: ACPI Warning: Converted Buffer to expected String
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On Tuesday 13 October 2009 05:50 pm, Lawrence Stewart wrote:
> Jung-uk Kim wrote:
>
> [snip]
>
> > by new ACPICA.  However, if you see "ACPI Error", that's
> > something to worry about, e.g., cannot convert predefined types.
>
> So I should be worried about this line from my Toshiba R600
> laptop's dmesg?
>
> ACPI Error: Package List length (0xC) larger than NumElements count
> (0x4), truncated

Strictly speaking, it is an error because ACPI specification says so 
(hence the error message).  However, no exception is returned because 
of Windows compatibility according to the comments in the source.

If everything is working fine, just ignore it. :-)

Jung-uk Kim