How To Fix /SCWM/HU_WM138 - HU &1 is already posted GR and cannot be updated with new planned stock

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/HU_WM -

• Message number: 138

• Message text: HU &1 is already posted GR and cannot be updated with new planned stock

Self-Explanatory Message

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• What is the cause and solution for SAP error message /SCWM/HU_WM138 - HU &1 is already posted GR and cannot be updated with new planned stock ?

  The SAP error message /SCWM/HU_WM138 HU &1 is already posted GR and cannot be updated with new planned stock typically occurs in the context of handling units (HUs) in the Extended Warehouse Management (EWM) module. This error indicates that the handling unit (HU) you are trying to update has already been posted for Goods Receipt (GR), and therefore, it cannot be modified to reflect new planned stock.
  
  Cause:
  
  Goods Receipt Already Posted: The handling unit has already been processed for a goods receipt, meaning that the stock has been officially recorded in the system.
  Attempting to Update: You are trying to update the handling unit with new planned stock, which is not allowed since the HU is already in a finalized state regarding its stock status.
  
  
  Solution:
  
  Check HU Status: Verify the status of the handling unit in the system. If it has already been posted for GR, you will need to consider the implications