How To Fix WES_OUTBOUND415 - Plant &1 is a reference plant

SAP Error Message - Details

• Message type: E = Error

• Message class: WES_OUTBOUND - Messages for Outbound Services

• Message number: 415

• Message text: Plant &1 is a reference plant

Self-Explanatory Message

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• What is the cause and solution for SAP error message WES_OUTBOUND415 - Plant &1 is a reference plant ?

  SAP Error Message:
  
  WES_OUTBOUND415 Plant &1 is a reference plant
  
  Cause:
  This error occurs in SAP when you try to perform an outbound delivery or related process for a plant that is defined as a reference plant in the system. A reference plant is typically used in scenarios like stock transport orders or intercompany processes where the actual stock is managed in a different plant (the reference plant), and the current plant acts as a proxy or placeholder.
  In other words, the plant you are trying to use for outbound processing is not a physical stock-holding plant but a reference plant, which means it does not have its own stock and cannot be used directly for outbound deliveries.
  
  Explanation:
  
  Reference Plant is a concept in SAP where one plant is assigned as a reference for another plant. The reference plant holds the stock, and the other plant refers to it for stock availability.
  When you try to create an outbound delivery or perform outbound processing directly from a reference plant, SAP throws this error because outbound deliveries must be created from a plant that physically holds the stock.
  
  
  Solution:
  
  
  Check Plant Configuration:
  
  Go to transaction SPRO ? Logistics Execution ? Shipping ? Basic Shipping Functions ? Define Reference Plants.
  Verify if the plant in question is set as a reference plant.
  
  
  
  Use the Actual Stock-Holding Plant:
  
  Instead of using the reference plant, use the actual plant that holds the stock (the plant that the reference plant points to) for outbound delivery processing.
  
  
  
  Adjust Process or Master Data:
  
  If the business process requires outbound delivery from the plant currently set as a reference plant, reconsider the plant setup.
  Possibly remove the reference plant assignment if the plant should hold stock and perform outbound deliveries.
  
  
  
  Check Stock Transport Order (STO) or Delivery Process:
  
  If this error occurs during STO processing, ensure that the supplying plant is the actual stock-holding plant, not the reference plant.
  
  
  
  
  Related Information:
  
  
  Reference Plant Setup:
  
  Reference plants are configured to simplify stock management and procurement processes, especially in complex supply chain scenarios.
  
  
  Transactions to Check:
  
  OMI4 - Define Reference Plants
  VL01N - Create Outbound Delivery
  ME21N - Create Purchase Order (for STO)
  
  
  
  SAP Notes / Documentation:
  
  SAP Help Portal on Reference Plants and Stock Transport Orders.
  SAP Notes related to outbound delivery errors involving reference plants.
  
  
  
  
  Summary:
  
  Cause: Outbound delivery attempted from a plant defined as a reference plant (no stock physically held).
  Solution: Use the actual stock-holding plant for outbound delivery or adjust plant/reference plant configuration.
  Check: Plant master data, reference plant assignments, and outbound delivery creation process.
  
  
  If you provide more context (transaction, process step), I can help with more specific guidance.