How To Fix FKKLOCKS024 - Internal error: call of &1 with different document numbers

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKLOCKS - FI-CA: Processing Locks

• Message number: 024

• Message text: Internal error: call of &1 with different document numbers

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKLOCKS024 - Internal error: call of &1 with different document numbers ?

  The SAP error message FKKLOCKS024 indicates an internal error related to the processing of document numbers in the SAP system, particularly in the context of contract accounts and billing. This error typically arises when there is an inconsistency in the document numbers being processed, which can occur during various financial transactions, such as billing or payment processing.
  Cause:
  The error message FKKLOCKS024 is triggered when the system encounters a situation where a function or method is called with different document numbers than expected. This can happen due to several reasons, including:
  
  Data Inconsistency: There may be inconsistencies in the database where the document numbers are stored, leading to mismatches.
  Concurrent Processing: If multiple processes are trying to access or modify the same document simultaneously, it can lead to conflicts.
  Custom Code Issues: If there are custom enhancements or modifications in the SAP system, they might not handle document numbers correctly.
  System Bugs: There could be bugs in the SAP version you are using that lead to this error.
  
  Solution:
  To resolve the FKKLOCKS024 error, you can take the following steps:
  
  
  Check for Data Consistency:
  
  Use transaction codes like SE16 or SE11 to check the relevant database tables for inconsistencies in document numbers.
  Ensure that the document numbers being processed are valid and exist in the system.
  
  
  
  Review Custom Code:
  
  If there are any custom developments or enhancements, review the code to ensure that it correctly handles document numbers and does not cause conflicts.
  
  
  
  Analyze Background Jobs:
  
  If the error occurs during batch processing or background jobs, check the job logs for any additional error messages or warnings that could provide more context.
  
  
  
  Check for Locks:
  
  Use transaction SM12 to check for any locks on the document numbers that might be causing the issue. If you find any locks, investigate the processes holding them.
  
  
  
  SAP Notes:
  
  Search the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates available that resolve the issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including transaction codes, document numbers involved, and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SM12 (Lock Entries), and ST22 (Dump Analysis) for troubleshooting.
  Documentation: Review SAP documentation related to contract accounts and billing processes to understand how document numbers are managed.
  System Logs: Check system logs (transaction SLG1) for any additional error messages that may provide more context about the issue.
  
  By following these steps, you should be able to identify the root cause of the FKKLOCKS024 error and implement a solution to resolve it.