System Shutting Down Unexpectedly (Ubuntu 10.04)

[James Takac]

Hi

On Thursday 29 July 2010 09:30:23 Tom Browder wrote:
> A few weeks ago my desktop system started shutting down into some kind
> of sleep state.  In order to get it running again I have to push the
> power on, then power off, and power on again.
>
> I have had the same problem with the latest couple of kernels.
>
> I have the same kernels on my laptop which is not having the problem.
>
> Both systems are 64-bit, but the desktop uses nvidia and the laptop does
> not.
>
> I can't see anything that looks like a problem in my logs that I recognize.
>
> Any suggestions?
>
> Thanks a heap.
>
> Regards,
>
> -Tom
>
> Thomas M. Browder, Jr.
> Niceville, Florida
> USA


I also had a similar prob with an older pc of mine. For me the culprit turned 
out to be a failing graphics card. As the others mention it's worth checking 
the cpu temp for thermal shutdown probs or the power supply may also be 
failing

James