How To Fix RSWADBACKEND023 - Function module &1 does not match definition

SAP Error Message - Details

• Message type: E = Error

• Message class: RSWADBACKEND - Message for Backend Web-Designtime Operation

• Message number: 023

• Message text: Function module &1 does not match definition

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 RSWADBACKEND023 - Function module &1 does not match definition ?

  The SAP error message RSWADBACKEND023 indicates that there is a mismatch between the function module being called and its definition in the system. This typically occurs in the context of data extraction or data transfer processes, particularly when using the SAP BW (Business Warehouse) or SAP Data Services.
  Cause:
  
  Function Module Changes: The function module has been modified or updated, and the calling program has not been adjusted accordingly.
  Version Mismatch: There may be a version mismatch between the function module in the source system and the one in the target system.
  Transport Issues: If the function module was transported from one system to another, it may not have been transported correctly, leading to inconsistencies.
  Incorrect Configuration: The configuration settings in the BW or data transfer process may not align with the function module's expected parameters.
  
  Solution:
  
  Check Function Module Definition: Go to transaction SE37 (Function Builder) and check the definition of the function module mentioned in the error message. Ensure that it matches the expected parameters and structure.
  Update Calling Program: If the function module has changed, update the calling program or report to align with the new definition.
  Transport Consistency: Ensure that all relevant transports have been correctly applied in the target system. If necessary, re-transport the function module.
  Check for Notes: Look for any SAP Notes related to the function module or the error message. SAP may have provided fixes or recommendations for known issues.
  Debugging: If you have access, use the debugger to trace the execution and identify where the mismatch occurs. This can provide insights into what parameters are being passed incorrectly.
  Consult Documentation: Review any relevant documentation or release notes for changes that may have affected the function module.
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), ST22 (Dump Analysis), SM21 (System Log).
  SAP Notes: Search the SAP Support Portal for notes related to the specific function module or error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP Basis or development team for further assistance.