[GNC] Mortgage & Loan Repayment Assistant woes

Jean Laroche ripngo at gmail.com
Thu Sep 16 16:59:23 EDT 2021

Well it looks like you found a bug! :)
Your payments should *not* be the same if going monthly rather than 

Can you open a bug? Possibly here?
With all the info you put here?



On 9/16/21 1:22 PM, Chris Mitchell wrote:
> On Thu, 16 Sep 2021 10:39:10 -0700
> Jean Laroche <ripngo at gmail.com> wrote:
>> The fact that the interest amount is twice as much seems to indicate
>> to me that GC does not do the proper calculation given your
>> every-two-week frequency.
>> That would happen I think if GC thought you're paying your mortgage
>> every month instead of every two-weeks.
>> Could you try doing the same with a monthly schedule, instead of
>> two-week schedule and see if what you get seems right?
>> That would help debug the issue.
>> Jean
> My Gnucash version is 4.4 (more specifically 4.4+(2020-12-28) running
> on Debian); thanks for reminding me to mention that, Stan!
> Jean, I tried setting the payment frequency to monthly, leaving
> everything else exactly as it was. All of the payment amounts remained
> exactly the same; only the dates changed.
> The formula showing for "Amount" is exactly the same as before.
> Assuming that my hypothetical monthly total payment, interest portion,
> and principal portion should all be 26/12 × my actual biweekly amounts:
> * The total payment amount is roughly 1.75× what I would expect;
> * The interest portion is about what I would expect;
> * The principal amount is thus way too high;
> Let me know if there's any more info I can provide.
> Cheers!
>   -Chris

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