How To Fix RSCRM053 - Function module &1 does not have a valid interface (&2 &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCRM - RSCRM: Messages

• Message number: 053

• Message text: Function module &1 does not have a valid interface (&2 &3)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSCRM053 - Function module &1 does not have a valid interface (&2 &3) ?

  The SAP error message RSCRM053 indicates that a function module does not have a valid interface. This typically occurs when there is a mismatch between the expected parameters of the function module and what is actually defined in the system. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause:
  
  Function Module Changes: The function module may have been modified or deleted, leading to an invalid interface.
  Transport Issues: If the function module was transported from one system to another (e.g., from development to production), there may have been issues during the transport process.
  Version Mismatch: The function module might be called from a program or another function module that expects a different version of the interface.
  Missing Dependencies: The function module may depend on other objects (like data elements, structures, etc.) that are missing or have been changed.
  
  Solution:
  
  Check Function Module: Go to transaction SE37 (Function Builder) and check the function module mentioned in the error message. Verify that the interface (import, export, changing, and tables parameters) is correctly defined.
  Re-activate Function Module: If the function module has been modified, try re-activating it to ensure that all changes are saved and compiled correctly.
  Check for Transport Issues: If the function module was recently transported, check the transport logs for any errors. You may need to re-transport the function module or its dependencies.
  Update Calling Programs: If the function module's interface has changed, update any programs or function modules that call it to match the new interface.
  Check for Missing Objects: Ensure that all dependent objects (like data elements, structures, etc.) are present and correctly defined in the system.
  Debugging: If the issue persists, you may need to debug the calling program to see how it interacts with the function module and identify where the mismatch occurs.
  
  Related Information:
  
  Transaction Codes: 
  
  SE37: Function Module Builder
  SE80: Object Navigator
  SE11: Data Dictionary
  
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module or error message.
  Documentation: Review the documentation for the function module to understand its expected parameters and usage.
  
  If the problem continues after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance, as they may have more insights into the specific configuration and customizations in your SAP environment.