How To Fix WM418 - Extended check (user exit) has refused material & in the order

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 418

• Message text: Extended check (user exit) has refused material & in the order

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WM418 - Extended check (user exit) has refused material & in the order ?

  The SAP error message WM418 ("Extended check (user exit) has refused material") typically occurs in the Warehouse Management (WM) module when a user exit or custom logic has been implemented to validate certain conditions before allowing a material to be processed in a warehouse order. This error indicates that the material in question has failed one of these checks.
  Causes:
  
  Custom User Exit Logic: The most common cause is that there is a custom user exit (e.g., a BAdI or enhancement) that has been programmed to enforce specific business rules. If the material does not meet these rules, the user exit will refuse the material.
  Material Status: The material may have a status that prevents it from being processed (e.g., blocked for stock movements).
  Warehouse Configuration: There may be configuration settings in the warehouse that restrict the movement of certain materials.
  Stock Type: The stock type of the material (e.g., unrestricted, blocked, quality inspection) may not allow it to be processed in the current context.
  Quantity Issues: The quantity of the material may not meet the requirements set in the user exit logic.
  
  Solutions:
  
  Check User Exit Logic: Review the custom user exit or BAdI implementation to understand the conditions that are causing the refusal. You may need to modify the logic if it is too restrictive or incorrect.
  Material Status Review: Check the status of the material in the material master (MM03) to ensure it is not blocked or restricted for the intended operation.
  Warehouse Configuration: Review the warehouse management configuration settings to ensure that the material is allowed to be processed in the specified warehouse.
  Stock Type Verification: Verify the stock type of the material in the inventory and ensure it is appropriate for the operation you are trying to perform.
  Quantity Check: Ensure that the quantity being processed is valid and meets any conditions set in the user exit.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MM03 (Material Master), LT03 (Create Transfer Order), and LX02 (Display Inventory) to check material details and stock levels.
  Debugging: If you have access to the development environment, you can debug the user exit to see exactly why the material is being refused.
  SAP Notes: Check for any relevant SAP Notes that may address known issues with user exits in WM or provide guidance on best practices.
  Documentation: Review the documentation for the specific user exit or BAdI to understand its intended functionality and any parameters that may affect its behavior.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a technical consultant who can provide deeper insights into the specific implementation and configuration of your SAP system.