How To Fix /PF1/MSG_EV021 - Payment Transaction Chain: SSI determination failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_EV -

• Message number: 021

• Message text: Payment Transaction Chain: SSI determination failed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_EV021 - Payment Transaction Chain: SSI determination failed ?

  The SAP error message /PF1/MSG_EV021 Payment Transaction Chain: SSI determination failed typically indicates an issue with the determination of the Single Source of Information (SSI) for a payment transaction chain. This error can arise in various contexts, particularly in financial processes involving payment transactions.
  Causes:
  
  Configuration Issues: The SSI determination may not be properly configured in the system. This could involve missing or incorrect settings in the payment transaction configuration.
  Data Inconsistencies: There may be inconsistencies or missing data in the master data or transaction data that the system relies on to determine the SSI.
  Authorization Issues: The user may not have the necessary authorizations to access the required data for SSI determination.
  System Bugs: Occasionally, this error can be caused by bugs in the SAP system or specific patches that have not been applied.
  
  Solutions:
  
  Check Configuration: Review the configuration settings related to payment transactions and SSI determination. Ensure that all necessary parameters are correctly set up.
  Data Validation: Validate the master data and transaction data involved in the payment process. Look for any missing or incorrect entries that could affect SSI determination.
  Authorization Check: Ensure that the user executing the transaction has the necessary authorizations to access the required data.
  Review Logs: Check the application logs (transaction SLG1) for more detailed error messages that can provide insights into what specifically is causing the SSI determination to fail.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of your SAP system for any known issues or additional troubleshooting steps.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for assistance, especially if it appears to be a bug or requires deeper technical investigation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FBZP (Payment Program Configuration) and F110 (Automatic Payment Transactions) to review and adjust payment settings.
  SAP Notes: Search for SAP Notes related to the error message or the specific transaction you are working with. SAP Notes often contain fixes or workarounds for known issues.
  Community 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 the root cause of the error and implement a solution to resolve it.