How To Fix WM523 - Shelf modules cannot be assigned as they already exist


WM523 - Overview

  • Message type: E = Error

  • Message class: WM - IS-R Assortments

  • Message number: 523

  • Message text: Shelf modules cannot be assigned as they already exist

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  • 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.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message WM523 - Shelf modules cannot be assigned as they already exist ?
    The SAP error message WM523 ("Shelf modules cannot be assigned as they already exist") typically occurs in the Warehouse Management (WM) module when you attempt to assign a shelf module to a storage bin that already has a shelf module assigned to it. This can happen during the configuration of storage bins or when trying to manage inventory in the warehouse.
    
    Cause: Existing Assignment: The primary cause of this error is that the storage bin you are trying to assign a shelf module to already has a shelf module assigned to it.
    Configuration Issues: There may be issues in the configuration of the warehouse management settings, leading to conflicts in shelf module assignments. Data Integrity Issues: There could be inconsistencies in the data related to the storage bins and shelf modules in the system.
    Solution: Check Existing Assignments: Navigate to the storage bin in question and check if a shelf module is already assigned. You can do

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