How To Fix /SCWM/WAVE_PLAN056 - Delivery &1 item &2 is already assigned to a wave

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/WAVE_PLAN -

• Message number: 056

• Message text: Delivery &1 item &2 is already assigned to a wave

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/WAVE_PLAN056 - Delivery &1 item &2 is already assigned to a wave ?

  The SAP error message /SCWM/WAVE_PLAN056 indicates that a specific delivery item is already assigned to a wave in the SAP Extended Warehouse Management (EWM) system. This can occur when you attempt to assign a delivery item to a wave that has already been processed or assigned to another wave.
  Cause:
  
  Duplicate Assignment: The delivery item is already included in another wave, and the system does not allow it to be assigned to multiple waves simultaneously.
  Wave Processing: The wave might be in a status that does not allow for changes, such as being in the process of picking or shipping.
  Configuration Issues: There may be configuration settings that restrict the assignment of delivery items to waves under certain conditions.
  
  Solution:
  
  
  Check Current Wave Assignment: 
  
  Use transaction codes like /SCWM/WAVE to check the current wave assignments for the delivery item. Identify which wave the item is currently assigned to.
  
  
  
  Reassign or Release the Item:
  
  If the item needs to be moved to a different wave, you may need to release it from the current wave first. This can typically be done through the wave management functions in EWM.
  If the wave is still open for changes, you can try to remove the item from the current wave and then assign it to the new wave.
  
  
  
  Review Wave Status:
  
  Ensure that the wave is in a status that allows for modifications. If the wave is already in the process of being executed (e.g., picking or shipping), you may need to wait until the process is complete.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to wave management in EWM for specific instructions on handling wave assignments.
  
  
  
  Check Configuration:
  
  If this issue occurs frequently, it may be worth reviewing the configuration settings in EWM to ensure they align with your business processes.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/WAVE, /SCWM/PRT, and /SCWM/ORD for managing waves and deliveries.
  SAP Notes: Check for any SAP Notes related to wave management and error messages for potential bug fixes or updates.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to modify wave assignments.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who specializes in SAP EWM for further assistance.