logwatch reports kernel errors present

[Steve]

I posted this message last week but didn'yt get any replies.
Trying again...

---- Steve <zephod at cfl.rr.com> wrote: 
> Every time I boot my machine I get a message like this in logwatch
> 
>  WARNING:  Kernel Errors Present
>     ACPI Error (nseval-0159): I ...:  12 Time(s)
> 
> $ uname -r
> 2.6.27.15-78.2.23.fc9.x86_64
> 
> I don't see anything in /var/log/messages and in /var/log/dmesg I see:
> 
> ACPI Error (nseval-0159): Insufficient arguments - method [_OSC] needs 5, found 4 [20080609]
> 
> ie, the same error. Google returned a few hits but nothing that explained what this meant. I didn't find anything in redhat bugzilla.
> 
> So, what does it mean? Is it important? 
> 
> Thanks,
> Steve.