In the course of a single P-1 run, I've gotten 3 SUMOUT errors:

[Tue May 15 08:20:24 2001]
SUMOUT error occurred.
[Tue May 15 12:04:41 2001]
SUMOUT error occurred.
[Tue May 15 20:05:15 2001]
SUMOUT error occurred.

In the past fifteen months with GIMPS, I had gotten only two errors.
I can't help wondering if this could have something to do with a
corrupt Win98 swapfile, since all of the errors occured during Stage
2; however, I would think that that would have caused far more errors.
Additionally, I've only had one system 

I'll run a thorough Scandisk tonight.  I don't know if CPU overheating
might be a problem, since I just moved the machine home and it's about
70-75 Farenheit here during the day.  The machine 'sounds' exactly the
same, and since I have Asperger's Syndrome (a mild form of autism) I
tend to trust my sense of hearing implicitely.  That said, if there's
a hardware problem of some sort, I'd want to have it checked out very
promptly!  

The major changes in the past several days:

1. I am now using my modem rather than my ethernet card.
2. As said above, i'm home, and it's warmer (though the machine has
operated in an environment that was warmer still this past August).
Also, when I put my hand at the vent, it barely feels luke-warm - and
it felt hot to the point of being uncomfortable before.  
3. The machine was transported about 70 miles, and might have been
somehow jolted - but appears to work fine.  
4. All three errors occured during P-1 Stage 2, and I specifically
remember that the machine was swapping fairly heavily at the time of
the first and second errors (I had stopped back to check email).  I'll
reduce the allowed memory by 10 megs or so when this run is over.  
5. I was using my software modem at those times - but not at the time
of the third error, and I'd used it without trouble earlier this
weekend, but not during heavy swapping.  

Any insight would be appreciated.  I've never had stability problems
before.   I'll be more concerned if they continue when this P-1 run is
over, at about midnight.  

Regards,
Nathan
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