How To Fix WRF_APC144 - Attributes for "Planning-only" prepack material &1 cannot be maintained

WRF_APC144 - Overview

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 144

• Message text: Attributes for "Planning-only" prepack material &1 cannot be maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC144 - Attributes for "Planning-only" prepack material &1 cannot be maintained ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_APC144: Attributes for "Planning-only" prepack material &1 cannot be maintained
  
  
  Cause:
  This error occurs when you try to maintain or change certain attributes (such as classification or other master data attributes) for a material that is defined as a "Planning-only" prepack material in SAP. 
  
  "Planning-only" prepack materials are special materials used in SAP Advanced Planning and Optimization (APO) or in SAP ERP for planning purposes only.
  These materials are typically not meant to be directly maintained or changed in the ERP system because they are derived or managed differently (e.g., they might be created and maintained in APO or through specific planning processes).
  The system restricts changes to these materials to avoid inconsistencies or conflicts in planning data.
  
  
  When does this happen?
  
  When you try to maintain classification data or other master data attributes for a prepack material flagged as "Planning-only".
  When you attempt to change