You cannot post a supplier invoice due to error message:
Accounts payable due item type code not valid.
SAP Business ByDesign
Reproducing the Issue
Go to Supplier Invoicing work center
Go to Invoice and Credit Memos view
Open supplier invoice ABC (ABC refers to the supplier invoice ID)
Click Check button
You can see ther error message.
In the supplier invoice, General tab, you have selected a reconciliation account XYZ (XYZ refers to the reconciliation account ID) for supplier invoice ABC. But the reconciliation account is not marked as available for supplier invoice in configuration setting.
You need to scope consolidation account XYZ for supplier invoice by following steps.
Go to Business Configuration work center
Go to Overview view
Search activity Charts of Accounts, Financial Reporting Structures, Account Determination, open it
Maintain settings for reconciliation accounts
Find account XYZ, select Available in Supplier Invoice, save the change
After it, you will be able to post supplier invoice with reconciliation account XYZ.
Accounts Payable Due Item Type Code, Reconciliation Account, Supplier Invoice, Cannot Post , KBA , AP-SIP-SIV , Supplier Invoice , Problem