How To Fix /SCWM/WHO421 - A warehouse order should be added to higher-level WO &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/WHO -

• Message number: 421

• Message text: A warehouse order should be added to higher-level WO &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/WHO421 - A warehouse order should be added to higher-level WO &1 ?

  The SAP error message /SCWM/WHO421 A warehouse order should be added to higher-level WO &1 typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is an issue with the hierarchy of warehouse orders (WOs). This error indicates that the system expects a certain warehouse order to be associated with a higher-level warehouse order, but it is not.
  
  Cause:
  
  Hierarchy Misconfiguration: The warehouse order you are trying to process is not correctly linked to its parent warehouse order.
  Incomplete Processing: The higher-level warehouse order may not have been fully processed or released, leading to the inability to associate lower-level orders.
  System Configuration: There may be configuration settings in the EWM that dictate how warehouse orders should be structured and processed.
  
  
  Solution:
  
  Check Warehouse Order Hierarchy: Verify the hierarchy of the warehouse orders. Ensure that the lower-level warehouse order is correctly assigned to the higher-level warehouse order.
  Release Higher-Level Warehouse Order: If the higher-level warehouse