How To Fix FKKEXC062 - Grouping key &4 has already been posted

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKEXC - Message Class for External Payments

• Message number: 062

• Message text: Grouping key &4 has already been posted

What causes this issue?

You have tried to post payment &v1& of branch/cash desk &v3&/&v4& using
grouping key &v4&.
However, grouping key &v4& has already been processed further and can no
longer be used.

System Response

Payment &v1& will not be received.

How to fix this error?

Send the payment using a valid grouping key.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKEXC062 - Grouping key &4 has already been posted ?

  The SAP error message FKKEXC062, which states "Grouping key &4 has already been posted," typically occurs in the context of the Contract Accounts Receivable and Payable (FI-CA) module. This error indicates that a grouping key (which is used to group multiple items for processing) has already been processed or posted in the system, and therefore cannot be posted again.
  Cause:
  
  Duplicate Posting: The grouping key you are trying to post has already been processed in a previous transaction.
  Incorrect Data Entry: There may be a mistake in the data entry where the same grouping key is being used multiple times.
  System Configuration: There might be a configuration issue in the system that allows for duplicate postings.
  
  Solution:
  
  Check Existing Postings: Review the postings related to the grouping key in question. You can do this by using transaction codes like FPL9 (Display Document) or FBL5N (Customer Line Item Display) to see if the grouping key has already been posted.
  Use a Different Grouping Key: If the grouping key has already been used, consider using a different grouping key for your transaction.
  Correct Data Entry: Ensure that the data being entered is correct and that you are not inadvertently trying to post the same grouping key again.
  Consult with Technical Support: If you believe this is an error in the system or if you cannot find the previous posting, consult with your SAP support team or technical team to investigate further.
  Review Configuration: If this issue is recurring, it may be worth reviewing the configuration settings in the FI-CA module to ensure that they are set up correctly to prevent duplicate postings.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FPL9, FBL5N, and FBL1N for checking postings and line items.
  Documentation: Refer to SAP documentation or help files for more detailed information on handling postings in the FI-CA module.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message, as there may be updates or fixes available.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.