Re: Ariane Failure

[Wes Groleau <wesgroleau@despammed.com>]

> sensor..." This logic worked fine in Ariane 4 and would likely have detected
> a sensor failure and accommodated it appropriately. In my mind, that sounded
> a lot like "Good Directions" :-)
> 
> The problem arose when the assumption was made that software that was
> designed for Ariane 4 and that worked just fine in that environment was
> therefore fit to fly Ariane 5 WITHOUT being tested and validated against the
> Ariane 5 flight profile. That's a pretty basic and fundamental error that

"It worked before, so no review or test is necessary.  Make it so."

Sounds like bad directions to me.

-- 
Wes Groleau
http://freepages.rootsweb.com/~wgroleau