On Tue, Jan 1, 2013 at 7:26 AM, Michael Richardson <[email protected]> wrote:
>
> >>>>> "Chris" == Chris Travers <[email protected]> writes:
> Chris> First, my reading of the log (and sorry I haven't been able
> Chris> to get to it
> Chris> yesterday) is that this is a tax included invoice. I am
> Chris> wondering if it is
> Chris> really the amount_$i that is undefined or the tax rate.
>
> yes, that's true.
> amount_$i was 9, but there wasn't such a thing in the form.
>
> That's because rowcount was 15 for some reason, and blank rows are not
> being ignored for some reason.
>
> Chris> table for my testing purposes, that would be helpful. I am
> Chris> also not quite
> Chris> sure what happens with Math::BigFloat when arithmetic is done
> Chris> involving
> Chris> undefs. In the past they used to be treated as zeros, but it
> Chris> is likely
> Chris> that the errors we are getting are a result of changing
> Chris> behavior there.
>
> Seems to call for a regression test case on Math::BigFloat to assert
> our intentions.
>
> Maybe it used to do that, (undef == 0) and now it doesn't?
>
I believe that is the case. It is only the most recent version which
causes this. This means that is_zero errors only affect some of our users.
For better or worse this is a case of a dependency in CPAN changing
behavior in a way that has caused problems in our code.
Best Wishes,
Chris Travers
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