How To Fix KZ124 - System error: Function & (SYST-SUBRC=&)

SAP Error Message - Details

• Message type: E = Error

• Message class: KZ - Cost Object Repetitive Mfg / Process Mfg

• Message number: 124

• Message text: System error: Function & (SYST-SUBRC=&)

What causes this issue?

A system error occurred.

How to fix this error?

Please inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KZ124 - System error: Function & (SYST-SUBRC=&) ?

  The SAP error message KZ124, which states "System error: Function & (SYST-SUBRC=&)," typically indicates that there is a problem with a function module or a method that is being called in the SAP system. The error message includes placeholders for the function name and the return code (SYST-SUBRC), which can provide more context about the specific issue.
  Causes:
  
  Function Module Issues: The function module being called may not exist, may be incorrectly implemented, or may have been deactivated.
  Authorization Issues: The user executing the function may not have the necessary authorizations to perform the action.
  Data Issues: There may be issues with the data being passed to the function, such as incorrect formats or missing required fields.
  System Configuration: There may be configuration issues in the system that affect the execution of the function.
  Transport Issues: If the function was recently transported from another system, there may be inconsistencies or missing dependencies.
  
  Solutions:
  
  Check Function Module: Verify that the function module exists and is active. You can do this by using transaction SE37 (Function Builder) to check the status of the function.
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the function. You can check this using transaction SU53 to analyze authorization failures.
  Validate Input Data: Check the data being passed to the function for correctness. Ensure that all required fields are populated and that the data types are correct.
  Debugging: If you have access, you can debug the program or transaction that is calling the function to see where it is failing and what the return code (SYST-SUBRC) indicates.
  Check System Logs: Review the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Consult Documentation: If the function is part of a standard SAP module, consult the SAP documentation or notes for any known issues or updates related to that function.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  SYST-SUBRC: This is a system variable that holds the return code of the last executed function. A value of 0 typically indicates success, while any other value indicates an error or warning.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and SM21 (System Log) for troubleshooting.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address known issues with the function in question.
  
  By following these steps, you should be able to diagnose and resolve the KZ124 error in your SAP system.