How To Fix W0056 - Only maintain the quantity restriction and base unit of measure fields

SAP Error Message - Details

• Message type: E = Error

• Message class: W0 - Customizing - ISR

• Message number: 056

• Message text: Only maintain the quantity restriction and base unit of measure fields

Self-Explanatory Message

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• What is the cause and solution for SAP error message W0056 - Only maintain the quantity restriction and base unit of measure fields ?

  SAP Error Message:
  
  W0056 - Only maintain the quantity restriction and base unit of measure fields
  
  Cause:
  This warning message typically appears when you try to change fields in a material master record that are not allowed to be changed in the current context or status of the material. Specifically, it indicates that only the quantity restriction and base unit of measure fields can be maintained (changed) at this point.
  For example, this can happen when you are trying to change certain fields in the Material Master (MM02 transaction) but the system restricts changes to only the quantity restriction and base unit of measure fields due to:
  
  The material is already in use in certain transactions or processes.
  The material is flagged as having restrictions on changes.
  The organizational level or material status restricts changes.
  The material is a special type (e.g., batch-managed, serialized) where certain fields are locked.
  
  
  Solution:
  
  
  Check the fields you are trying to change:
  
  Ensure you are only modifying the quantity restriction and base unit of measure fields if this warning appears.
  
  
  Review material status and organizational levels:  
  
  Check if the material is blocked or has a status that restricts changes.
  Verify if you are working at the correct organizational level (plant, client, etc.) where changes are allowed.
  
  
  
  Check if the material is in use:  
  
  If the material is already used in purchase orders, sales orders, or production orders, some fields may be locked.
  You may need to coordinate with other departments or wait until the material is no longer in active use.
  
  
  
  Use appropriate transactions:  
  
  Use MM02 for changing material master data.
  For certain fields, you may need to use specialized transactions or processes.
  
  
  
  Consult SAP Notes or your system administrator:  
  
  Sometimes, this behavior is controlled by customizations or user exits.
  SAP Notes may provide patches or additional guidance.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:  
  
  MM01 (Create Material)  
  MM02 (Change Material)  
  MM03 (Display Material)
  
  
  
  Fields involved:  
  
  Quantity restriction (e.g., maximum order quantity)  
  Base unit of measure (e.g., EA, KG, L)
  
  
  
  Material Master Views:  
  
  Basic Data  
  Purchasing  
  Sales  
  MRP  
  Accounting
  
  
  
  SAP Help and Documentation:  
  
  SAP Help Portal for Material Master  
  SAP Notes related to material master field restrictions
  
  
  
  
  If you provide the exact scenario or transaction where this message appears, I can help with more specific guidance.