How To Fix FKKLOCKS023 - Internal error: Selection of contract and partner, partner not key field

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 023

• Message text: Internal error: Selection of contract and partner, partner not key field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKLOCKS023 - Internal error: Selection of contract and partner, partner not key field ?

  The SAP error message FKKLOCKS023 indicates an internal error related to the selection of a contract and partner, specifically that the partner is not defined as a key field. This error typically occurs in the context of contract management or billing processes within the SAP system, particularly in the SAP Convergent Charging (SAP CC) or SAP Contract Accounts Receivable and Payable (SAP FI-CA) modules.
  Cause:
  
  Partner Configuration: The partner involved in the transaction may not be correctly configured as a key field in the relevant contract or master data. In SAP, certain partners (like customers, vendors, etc.) need to be defined as key fields for the system to process transactions correctly.
  Data Inconsistency: There may be inconsistencies or missing data in the contract or partner master records that prevent the system from identifying the partner correctly.
  Custom Development: If there are custom developments or enhancements in the system, they might not be handling partner selection correctly, leading to this error.
  
  Solution:
  
  
  Check Partner Configuration:
  
  Go to the relevant configuration settings in SAP (transaction codes like SPRO for configuration).
  Ensure that the partner type involved in the contract is set as a key field. This can usually be found under the contract or partner settings in the configuration.
  
  
  
  Review Contract and Partner Data:
  
  Use transaction codes like FK03 (Display Customer) or BP (Business Partner) to check the details of the partner and contract.
  Ensure that all required fields are filled out correctly and that the partner is linked to the contract properly.
  
  
  
  Check for Data Inconsistencies:
  
  Run consistency checks or reports to identify any inconsistencies in the contract or partner data.
  Correct any discrepancies found.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can analyze the program logic where the error occurs to identify the exact cause.
  Look for any custom code that might be affecting the selection of partners.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates that resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including transaction codes, steps to reproduce the error, and any relevant configuration settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FK01 (Create Customer), FK02 (Change Customer), FK03 (Display Customer), and BP (Business Partner) for managing partner data.
  Documentation: Review SAP documentation related to contract management and partner configuration for best practices and guidelines.
  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 cause of the FKKLOCKS023 error in your SAP system.