How To Fix IDFB307 - The check digit of the payment reference number is wrong

SAP Error Message - Details

• Message type: E = Error

• Message class: IDFB - Payment Reference Numbers

• Message number: 307

• Message text: The check digit of the payment reference number is wrong

What causes this issue?

The last digit of the payment reference number contains a check digit
which was calculated according to the modulus 10 procedure. The entered
check digit does not fulfill this criteria.

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?

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 IDFB307 - The check digit of the payment reference number is wrong ?

  The SAP error message IDFB307, which states "The check digit of the payment reference number is wrong," typically occurs when there is an issue with the payment reference number (PRN) used in financial transactions. This error indicates that the check digit, which is a form of redundancy check used to detect errors in the input data, does not match the expected value based on the other digits in the payment reference number.
  Cause:
  
  Incorrect Payment Reference Number: The payment reference number may have been entered incorrectly, either due to a typographical error or incorrect data entry.
  Invalid Format: The payment reference number may not conform to the expected format or length defined by the system or the payment processing rules.
  Data Corruption: There may be issues with data integrity, such as corruption during data transfer or storage.
  System Configuration: The system may not be configured correctly to handle the specific payment reference number format required by the payment processor or bank.
  
  Solution:
  
  Verify the Payment Reference Number: Check the payment reference number for any typographical errors. Ensure that all digits are correct and that the number is complete.
  Recalculate the Check Digit: If you have access to the algorithm used to calculate the check digit, you can manually verify and recalculate it based on the other digits in the payment reference number.
  Consult Documentation: Review the documentation for the payment reference number format required by your organization or the payment processor to ensure compliance.
  System Configuration Check: Ensure that the SAP system is configured correctly for the payment reference number format. This may involve checking settings in the financial module or payment processing configuration.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or the payment processor for further assistance. They may have additional insights or solutions based on the specific context of your implementation.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide updates and patches that could resolve the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that may help in troubleshooting payment processing issues (e.g., F110 for automatic payment transactions).
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the issue related to the IDFB307 error message in SAP.