How To Fix /SAPAPO/MAT858 - The Where-Used Check found references for material &1 in MRP area &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MAT -

• Message number: 858

• Message text: The Where-Used Check found references for material &1 in MRP area &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MAT858 - The Where-Used Check found references for material &1 in MRP area &2 ?

  The SAP error message /SAPAPO/MAT858 indicates that there are references for a material in a specific MRP (Material Requirements Planning) area, which can affect planning and inventory management processes. This message typically arises in the context of Advanced Planning and Optimization (APO) when performing a Where-Used Check for a material.
  Cause:
  The error message is triggered when:
  
  The material specified (represented by &1) is being referenced in the MRP area (represented by &2).
  The system is trying to perform an operation (like deletion or modification) on the material that is not allowed because it is still being used in the specified MRP area.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Material Usage:
  
  Use transaction codes like MM03 (Display Material) or MD04 (Stock/Requirements List) to check where the material is being used in the specified MRP area.
  Identify any dependent objects (like production orders, purchase orders, etc.) that reference the material.
  
  
  
  Remove References:
  
  If you need to delete or modify the material, ensure that all references in the MRP area are removed. This may involve:
  
  Deleting or changing dependent production orders or purchase orders.
  Adjusting BOMs (Bill of Materials) or routing that reference the material.
  
  
  
  
  
  Adjust MRP Area Settings:
  
  If the material should not be used in the specified MRP area, consider adjusting the MRP area settings or reassigning the material to a different MRP area.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to MRP areas and material management for additional guidance on handling such references.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  MRP Areas: MRP areas are used in SAP to define specific areas for planning purposes, allowing for more granular control over inventory and production planning.
  Where-Used List: The Where-Used List provides information on where a material is used in various contexts, such as in BOMs, production orders, etc.
  Transaction Codes: Familiarize yourself with relevant transaction codes like MM03, MD04, CS15 (Where-Used List), and MDM1 (Create MRP Area) for managing materials and MRP areas.
  
  By following these steps, you should be able to address the /SAPAPO/MAT858 error and manage the material references effectively.