"John D. Gwinner" <joh### [at] cornelledu> wrote:
> The worst, however, was two multiple crashes of MegaPOV on the scene at
> about halfway through,
?

have you tried a ram checker (memtest86)?
i found out (the hard way) that foulty ram only shows up in large renders.
(i got errors like "triangle misspelled" in the midle of a large (auto
generated) file with thowsands of triangles.. (and hang-ups :-) )

jaap.