How To Fix MEREP_00628 - Parameter &1 ignored at runtime; must be optional

SAP Error Message - Details

• Message type: E = Error

• Message class: MEREP_00 - Basic Message

• Message number: 628

• Message text: Parameter &1 ignored at runtime; must be optional

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MEREP_00628 - Parameter &1 ignored at runtime; must be optional ?

  The SAP error message MEREP_00628 indicates that a parameter in a function module or method is being treated as mandatory when it should be optional. This typically occurs in the context of the SAP Event Management or related areas where parameters are defined for event handlers or similar functionalities.
  Cause:
  The error arises when:
  
  A parameter that is defined as mandatory in the function module or method signature is not being provided at runtime.
  The system expects this parameter to be optional, but it is not configured correctly in the function module or method definition.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Function Module/Method Definition:
  
  Go to the transaction SE37 (for function modules) or SE80 (for methods in classes).
  Locate the function module or method that is generating the error.
  Verify the parameter definitions. Ensure that the parameter in question is marked as optional.
  
  
  
  Adjust Parameter Definition:
  
  If the parameter is incorrectly defined as mandatory, change its definition to optional.
  Save and activate the changes.
  
  
  
  Review Calling Code:
  
  Check the code that calls the function module or method. Ensure that it is not passing a value for the parameter if it is supposed to be optional.
  If the parameter is indeed required for your logic, ensure that it is being passed correctly.
  
  
  
  Testing:
  
  After making changes, test the functionality to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Consult Documentation:
  
  If you are unsure about the parameter's role, consult the SAP documentation or help files related to the specific function module or method.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Debugging: If the issue persists, consider using the debugger to trace the execution and see where the parameter is being handled incorrectly.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues may have been addressed.
  
  By following these steps, you should be able to resolve the MEREP_00628 error and ensure that your parameters are correctly defined and utilized in your SAP environment.