How To Fix SWF_BND_001031 - Parameter '&3' (type '&2') in function module '&1' is not optional

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_BND_001 - Messages for workflow binding class

• Message number: 031

• Message text: Parameter '&3' (type '&2') in function module '&1' is not optional

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_BND_001031 - Parameter '&3' (type '&2') in function module '&1' is not optional ?

  The SAP error message SWF_BND_001031 indicates that a parameter in a function module is not optional, but it has not been provided when the function module was called. This error typically occurs in the context of workflow or when using function modules that have mandatory parameters.
  Cause:
  The error arises when:
  
  A function module is called without providing a required parameter.
  The parameter in question is defined as mandatory in the function module's interface.
  The calling program or workflow does not supply a value for this parameter.
  
  Solution:
  To resolve this error, you should:
  
  Identify the Function Module: Look at the error message to identify the function module (&1) and the specific parameter (&3) that is causing the issue.
  Check the Function Module Interface: Use transaction SE37 or SE80 to view the function module's interface. Check which parameters are marked as mandatory (not optional).
  Provide the Required Parameter: Ensure that when you call the function module, you provide a value for the mandatory parameter. This may involve modifying the calling program or workflow to include the necessary data.
  Test the Changes: After making the necessary adjustments, test the workflow or program again to ensure that the error is resolved.
  
  Related Information:
  
  Function Module Documentation: Review the documentation for the specific function module to understand the purpose of the parameters and their expected values.
  Debugging: If you are unsure where the function module is being called, you can use the debugger to trace the execution and find the point where the function module is invoked.
  SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to the specific function module or error message.
  Workflow Configuration: If this error occurs within a workflow, review the workflow configuration to ensure that all required data is being passed correctly.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.