[GNC] Best way to link an overpaid invoice and credit note?

[R. Victor Klassen]

Enter the new invoice without the credit.  When you go to pay it, you will find it offers the reduced amount. 
But first change the other one manually at the transaction where it is coming out of your bank
Sent from my iPhone

> On Feb 3, 2023, at 1:43 PM, Dr. David Kirkby <drkirkby at kirkbymicrowave.co.uk> wrote:
> 
> I have 4 transactions in my GnuCash accounts to a vendor RS with whom I
> have an account, and must pay by 20th of the following month. The amount of
> all the transactions is entered correctly, with a total of £322.70. I then
> put one payment in GnuCash, which was a split payment for all 4
> transactions. However, when actually paying RS from my mobile banking app,
> I paid £332.70 instead of £322.70. So there's an overpayment of £10. So
> when RS invoiced me again, it they have deducted £10 due to the
> overpayment.
> 
> I don't know the best way to handle this. I obviously need to change the
> payment in GnuCash to be £10 more than before. But I'm unsure how I can now
> pay those 4 transactions, plus an extra £10, unless I delete them all, then
> try to pay the 4, but change the amount GnuCash suggests, to an extra £10.
> 
> Should I unpost them? I was thinking of creating an asset account, and
> calling it something like 'credit notes', and moving the £10 to there. But
> next time I pay RS, which will be for several hundred pounds, how could
> GnuCash be told to credit the credit note by £10, and credit the bank
> account by the rest?
> 
> Dr David Kirkby Ph.D
> Email: drkirkby at kirkbymicrowave.co.uk Web:
> https://www.kirkbymicrowave.co.uk/
> Kirkby Microwave Ltd (Tel 01621-680100 / +44 1621-680100)
> Stokes Hall Lodge, Burnham Rd, Chelmsford, Essex, CM3 6DT.
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