How To Fix FI_E161 - Fast Pay payment term and invoice line item handling conflict

FI_E161 - Overview

• Message type: E = Error

• Message class: FI_E - Message Class for FM English Developers

• Message number: 161

• Message text: Fast Pay payment term and invoice line item handling conflict

What causes this issue?

You have the Prompt Payment Act function active for your company code.
The invoice vendor line has a Fast Pay payment of &V1&.
You have chosen the "Pay Earliest" option for key combination of &V2&
&V3& &V4&. This is not a valid option for an invoice that you want to
pay using Fast Pay payment terms.

System Response

The invoice cannot be posted.

How to fix this error?

You may do one of the following depending on your business needs:
Change the payment term in the invoice to something other than the Fast
Pay payment term
Change the customizing

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FI_E161 - Details

• The SAP error message FI_E161 indicates a conflict between the payment terms defined in the Fast Pay process and the invoice line item handling. This error typically arises when there is a mismatch between the payment terms specified for a vendor or customer and the terms associated with the invoice line items.
  
  Cause:
  
  Payment Terms Mismatch: The payment terms set in the Fast Pay transaction do not match the payment terms defined for the invoice line items.
  Invoice Line Item Configuration: The configuration of the invoice line items may not be compatible with the Fast Pay payment terms.
  Vendor/Customer Master Data: The payment terms in the vendor or customer master data may differ from those in the invoice.
  Document Type Restrictions: Certain document types may have specific payment term requirements that are not being met.
  
  
  Solution:
  
  Check Payment Terms: Verify the payment terms set in the Fast Pay transaction and ensure they match the payment terms defined