How To Fix WM189 - Material & already listed in assortment &

WM189 - Overview

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 189

• Message text: Material & already listed in assortment &

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WM189 - Material & already listed in assortment & ?

  The SAP error message WM189 ("Material & already listed in assortment &") typically occurs in the context of Warehouse Management (WM) or Inventory Management when you are trying to perform an operation involving a material that is already included in an assortment list. This error can arise during various processes, such as stock transfers, inventory counts, or when trying to add a material to a new assortment.
  
  Cause:
  
  Material Already Listed: The primary cause of this error is that the material you are trying to add or manipulate is already part of an existing assortment list. SAP does not allow the same material to be included in multiple assortments simultaneously.
  Data Integrity: This error is also a safeguard to maintain data integrity within the system, ensuring that materials are not duplicated across assortments.
  
  
  Solution:
  
  Check Assortment Lists: Verify the assortment lists in which the material is already included. You can do this by navigating to