How To Fix WXP407 - Enter a function module

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 407

• Message text: Enter a function module

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WXP407 - Enter a function module ?

  SAP Error Message:
  
  WXP407 - Enter a function module
  
  Cause:
  This warning message appears in SAP when a function module name is expected but has not been entered. Typically, this happens in contexts where you need to specify a function module to be called, for example, in workflow steps, user exits, or custom enhancements where the system requires a function module name to proceed.
  
  When does it occur?
  
  When defining or configuring a workflow step that requires a function module.
  When setting up a user exit or BAdI that requires a function module input.
  When a program or transaction expects a function module name as input but the field is left blank.
  
  
  Solution:
  
  Enter a valid function module name in the input field where the system expects it.
  Ensure the function module exists and is active in the system (use transaction SE37 to check).
  If you are unsure which function module to enter, consult the relevant documentation or your functional consultant.
  If this is part of a custom development, verify with the developer or check the enhancement documentation for the correct function module to use.
  
  
  Additional Information:
  
  Function modules are reusable procedures in SAP that encapsulate specific functionality.
  The message WXP407 is a warning, so it may allow you to continue but it is recommended to provide the required function module to avoid runtime errors.
  You can look up the message text and details in transaction SE91 by entering message class WXP and message number 407.
  If you encounter this message during workflow configuration, ensure that the workflow step is properly defined with the correct function module to execute.
  
  
  Summary:
  
  
  
  Aspect
  Details
  
  
  
  
  Message
  WXP407 - Enter a function module
  
  
  Cause
  Function module name not entered where required
  
  
  Solution
  Enter a valid function module name
  
  
  Check
  Use SE37 to verify function module exists and is active
  
  
  Context
  Workflow steps, user exits, custom enhancements
  
  
  
  
  If you provide more context (e.g., transaction or process where this occurs), I can give more tailored advice.