How To Fix SPXN185 - RFC consumer operation incompatible: defined parameter &1 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 185

• Message text: RFC consumer operation incompatible: defined parameter &1 not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN185 - RFC consumer operation incompatible: defined parameter &1 not found ?

  The SAP error message SPXN185 indicates that there is an issue with an RFC (Remote Function Call) consumer operation where a defined parameter is not found. This typically occurs when there is a mismatch between the parameters expected by the RFC function module and those being passed by the calling program or system.
  Cause:
  
  
  Parameter Mismatch: The most common cause is that the calling program is trying to pass a parameter that is not defined in the RFC function module. This could be due to:
  
  A typo in the parameter name.
  The parameter being removed or renamed in the RFC function module.
  The calling program being outdated and not reflecting the latest changes in the RFC function module.
  
  
  
  Versioning Issues: If the RFC function module has been updated (e.g., parameters added, removed, or changed), and the consumer has not been updated accordingly, this error can occur.
  
  
  Incorrect Function Module: The calling program might be invoking the wrong function module or an incorrect version of the function module.
  
  
  Solution:
  
  
  Check Parameter Names: Verify that the parameter names being passed in the calling program match exactly with those defined in the RFC function module. Pay attention to case sensitivity and spelling.
  
  
  Update the Calling Program: If the RFC function module has been modified, update the calling program to ensure it aligns with the current definition of the RFC function module.
  
  
  Check Function Module Version: Ensure that the correct version of the function module is being called. If there are multiple versions, make sure the consumer is using the intended one.
  
  
  Regenerate RFC Metadata: If you are using a tool that generates code based on RFC metadata (like SAP PI/PO or other middleware), regenerate the metadata to ensure it reflects the latest changes.
  
  
  Debugging: Use transaction SE37 to check the function module definition and see the expected parameters. You can also use transaction SE80 to analyze the calling program and see how it interacts with the RFC.
  
  
  Consult Documentation: If available, refer to the documentation for the RFC function module to understand the expected parameters and their types.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SE37: Function Module Maintenance
  SE80: Object Navigator
  SM59: RFC Destinations (to check the configuration of the RFC connection)
  
  
  
  SAP Notes: Check SAP Notes for any known issues or updates related to the specific RFC function module you are using.
  
  
  Testing: You can test the RFC function module directly in SE37 to ensure it works as expected without the calling program.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the SPXN185 error message.