How To Fix SC124 - Function module & calls customer functions

SAP Error Message - Details

• Message type: E = Error

• Message class: SC - Program analysis tools

• Message number: 124

• Message text: Function module & calls customer functions

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 SC124 - Function module & calls customer functions ?

  The SAP error message SC124 typically indicates an issue related to the function module or customer function calls in the SAP system. This error can arise due to various reasons, including configuration issues, missing or incorrect implementations of customer functions, or problems with the function module itself.
  Cause:
  
  Missing Implementation: The customer function that is being called may not be implemented or activated in the system.
  Incorrect Parameters: The parameters being passed to the function module may not match the expected types or formats.
  Authorization Issues: The user executing the function may not have the necessary authorizations to call the function module.
  System Configuration: There may be issues with the configuration of the function module or related settings in the SAP system.
  Transport Issues: If the function module was recently transported from another system, there may be inconsistencies or missing dependencies.
  
  Solution:
  
  Check Implementation: Verify that the customer function is implemented correctly. You can do this by checking the relevant transaction codes (e.g., SE80, SE37) to see if the function module exists and is active.
  Review Parameters: Ensure that the parameters being passed to the function module are correct. Check the documentation for the function module to confirm the expected input and output parameters.
  Authorization Check: Make sure that the user has the necessary authorizations to execute the function module. You can check this using transaction SU53 or by reviewing the user's roles and authorizations.
  Configuration Review: Review the configuration settings related to the function module. This may involve checking related customizing settings in the SAP system.
  Debugging: If the issue persists, consider debugging the function module to identify where the error occurs. You can set breakpoints in the function module to trace the execution flow.
  Transport Check: If the function module was recently transported, ensure that all dependencies and related objects were also transported correctly.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE80 (Object Navigator), SE37 (Function Module), and SE11 (Data Dictionary) to investigate the function module and its components.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues related to the SC124 error.
  Documentation: Review the documentation for the specific function module to understand its purpose and requirements.
  Community Forums: Consider searching or posting on SAP community forums for additional insights or similar experiences from other users.
  
  If the issue continues after following these steps, it may be beneficial to consult with your SAP Basis or development team for further assistance.