How To Fix FINS_AP_PAYM01003 - Payment medium format &1 is not assigned to a payment method

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_AP_PAYM01 - Message class for package FINS_AP_PAYM

• Message number: 003

• Message text: Payment medium format &1 is not assigned to a payment method

What causes this issue?

You cannot enter any selection variants since the payment medium format
&V1& is not assigned to a payment method.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter payment medium format &V1& in your chosen payment method. You do
this in payment program configuration when making settings for payment
methods in that country.
<DS:TRAN.FBZP>Maintain Payment Program Configuration</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_AP_PAYM01003 - Payment medium format &1 is not assigned to a payment method ?

  The SAP error message FINS_AP_PAYM01003 indicates that a specific payment medium format is not assigned to a payment method in the system. This error typically occurs when you are trying to process a payment run or generate a payment medium (like a file for bank transfers) and the system cannot find the necessary configuration linking the payment method to the payment medium format.
  Cause:
  
  Missing Configuration: The payment medium format you are trying to use is not assigned to the payment method in the configuration settings.
  Incorrect Payment Method: The payment method you are using may not be compatible with the selected payment medium format.
  Custom Payment Medium: If you are using a custom payment medium format, it may not have been properly configured in the system.
  
  Solution:
  To resolve this error, you need to ensure that the payment medium format is correctly assigned to the payment method. Here are the steps to do this:
  
  
  Access the Configuration:
  
  Go to the SAP Easy Access screen.
  Navigate to SPRO (SAP Project Reference Object) > Financial Accounting > Accounts Payable > Payment Transactions > Payment Medium > Define Payment Medium Formats.
  
  
  
  Check Payment Medium Formats:
  
  In the configuration, check the list of payment medium formats and ensure that the one you are trying to use is defined.
  
  
  
  Assign Payment Medium to Payment Method:
  
  Navigate to Define Payment Methods for Company Code.
  Select the relevant company code and payment method.
  In the configuration for the payment method, ensure that the payment medium format is assigned correctly.
  If it is not assigned, you can add the appropriate payment medium format to the payment method.
  
  
  
  Save Changes: After making the necessary changes, save your configuration.
  
  
  Test the Payment Run: After making the changes, try to execute the payment run again to see if the error persists.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like OBPM1 (for payment methods) and FBZP (for payment program configuration) to access the relevant settings quickly.
  Documentation: Refer to SAP Help documentation for detailed guidance on configuring payment methods and payment medium formats.
  User Authorizations: Ensure that you have the necessary authorizations to make changes in the configuration settings.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further investigation, as there may be additional underlying issues or customizations affecting the payment processing.