[GNC] Zero value in Report

[Fred Tydeman]

I believe this issue (does it have a bug number?) is causing my current
problem I reported today.
Is there a way to limit the number of digits recorded for COP currency?

On Mon, Feb 9, 2026 at 2:55 AM John Ralls <jralls at ceridwen.us> wrote:

> Fred,
>
> I’m able to reproduce the problem thanks to a copy of your file you sent
> me a couple of years ago for diagnosing a (still open) bug. The problem is
> that you’ve managed to overflow GnuCash’s number system because the large
> amount of COP in the TheCut transaction and the high precision of the
> errant exchange rates. .000247466 is represented in GnuCash as 247466/10E10
> and the COP value of TheCut is N*10E8/10E10. Reducing the COP exchange
> rate’s precision by just one digit, to .00024747, prevents the overflow.
> The overflow is causing a 0 to get passed as one of the currency values.
> You should have divide by 0 warnings in your trace file.
>
> We have int128/int128 computation to avoid exactly that kind of overflow
> so somewhere that’s getting bypassed. I just need to figure out where.
>
> Regards,
> John Ralls
>