SAP Message /SAPPCE/01114 - Check Customizing for "Assign Transaction Category to Billing Type"

Diagnosis
You defined in the chain type that the partial invoice is to be postedas a down payment request or as an invoice. The billing type of thebilling document does not correspond to this setting.

Procedure
Check the Customizing setting of the IMG activity Assign TransactionCategory to Billing Type by choosing Financial Accounting (New)-> Accounts Receivable and Accounts Payable -> Business Transactions ->Debit-Side and Credit-Side Down Payment Chains -> Enhance Debit-Side andCredit-Side Down Payment Chains -> Integration -> Assign TransactionCategory to Billing Type.