Credit Memo posting updates

Dear all I have a question on the technical site. Here, upon posting of credit memo, it will update some tables. Customer Ledger Entries will have the posted credit memo. I am wondering what type of code units that are used to do the posting/updating? Pls enlighten me. I need the information a.s.ap Best Regards Application Consultant (Malaysia)

The same as sales-invoices/orders: Codeunit 80, then 12 and 22…