How To Fix MILL_OC166 - A WIP batch is assigned to item &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_OC - Messages for order combination

• Message number: 166

• Message text: A WIP batch is assigned to item &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MILL_OC166 - A WIP batch is assigned to item &1 ?

  The SAP error message MILL_OC166 indicates that a Work in Progress (WIP) batch is assigned to a specific item, which is causing an issue in the process you are trying to execute. This error typically arises in the context of production or inventory management, particularly when dealing with batch management in SAP.
  
  Cause:
  The error occurs when you attempt to perform an operation (such as a goods movement, production order confirmation, or inventory adjustment) on an item that has a WIP batch assigned to it. This can happen in scenarios such as:
  
  Trying to transfer or post goods for an item that is still in the production process.
  Attempting to change the status of a production order that has WIP batches associated with it.
  Issues with batch management settings or configurations.
  
  
  Solution:
  To resolve the MILL_OC166 error, you can take the following steps:
  
  
  Check the Production Order Status: Ensure that the production order associated with the WIP batch