How To Fix FKKEXC203 - Grouping key &1 of branch/cash desk &2/&3 is being processed

FKKEXC203 - Overview

• Message type: E = Error

• Message class: FKKEXC - Message Class for External Payments

• Message number: 203

• Message text: Grouping key &1 of branch/cash desk &2/&3 is being processed

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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FKKEXC203 - Details

• The SAP error message FKKEXC203 indicates that there is an issue with the grouping key for a specific branch or cash desk in the context of contract accounts receivable and payable (FI-CA). This error typically arises when there is an attempt to process a transaction that involves a grouping key that is currently being processed or locked by another transaction.
  
  Cause:
  
  Concurrent Processing: The grouping key is being used by another transaction, which means it is locked for processing.
  
  Configuration Issues: There may be configuration issues related to the grouping keys in the system.
  Data Integrity Issues: There could be inconsistencies in the data related to the grouping key, branch, or cash desk.
  
  
  Solution:
  
  Wait and Retry: If the error is due to concurrent processing, wait for a few moments and then retry the transaction. This is often the simplest solution.
  Check Locks: Use transaction codes like SM12 to check for locks on the grouping key. If