Please read this article about how to process credit notes in Ocerra.

Credit notes are posted the same way as invoices in Ocerra. For a credit note, Ocerra will create a Debit Adj. document in Bills and Adjustments:

While in Ocerra a credit note shows with negative values, in MYOB Advanced you will see positive values:

Known API Issue:

At the moment, Ocerra cannot attach the original PDF file when creating a Debit Adj. This is a known issue we are working on.