How To Fix RTCMMD036 - Incorrect function module call

SAP Error Message - Details

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 036

• Message text: Incorrect function module call

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RTCMMD036 - Incorrect function module call ?

  The SAP error message RTCMMD036, which states "Incorrect function module call," typically occurs when there is an issue with the way a function module is being called in the ABAP code. This can happen for several reasons, including:
  Causes:
  
  Incorrect Parameters: The function module may be called with incorrect or missing parameters. Each function module has a specific interface that must be adhered to.
  Function Module Not Active: The function module may not be active or may have been deactivated in the system.
  Authorization Issues: The user may not have the necessary authorizations to execute the function module.
  Incorrect Function Module Name: There may be a typo or an incorrect name used when calling the function module.
  Version Mismatch: The function module may have been changed or updated, and the calling program is not compatible with the new version.
  Context Issues: The function module may be called in an inappropriate context, such as from a background job when it is meant to be called in a dialog.
  
  Solutions:
  
  Check Parameters: Review the parameters being passed to the function module. Ensure that they match the expected input and output parameters defined in the function module's interface.
  Activate Function Module: If the function module is inactive, activate it in the Function Builder (transaction SE37).
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the function module. This can be checked in transaction SU53 or by consulting with your security team.
  Verify Function Module Name: Double-check the spelling and correctness of the function module name in the code.
  Check for Updates: If the function module has been updated, review the changes and ensure that the calling program is compatible with the new version.
  Context Validation: Ensure that the function module is being called in the correct context. If it is meant for dialog processing, it should not be called from a background job.
  
  Related Information:
  
  Transaction Codes: Use transaction SE37 to view and edit function modules, and SE80 to check the program or report that is calling the function module.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. This can provide insights into the parameters being passed and the state of the program.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the documentation for the specific function module to understand its expected behavior and requirements.
  
  If the issue persists after checking these areas, it may be beneficial to consult with an SAP ABAP developer or your SAP support team for further assistance.