How To Fix WRF_APC646 - EAN &1: characteristic &2 is not allowed for &3 &4

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 646

• Message text: EAN &1: characteristic &2 is not allowed for &3 &4

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC646 - EAN &1: characteristic &2 is not allowed for &3 &4 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WRF_APC646 EAN &1: characteristic &2 is not allowed for &3 &4
  
  Meaning / Cause:
  This error occurs in the context of SAP Variant Configuration (LO-VC) or Advanced Planning and Optimization (APO) when a characteristic (variant attribute) is assigned or maintained for a material or product, but the system detects that this characteristic is not allowed or valid for the specified object.
  
  EAN &1: The EAN (European Article Number) or material number involved.
  Characteristic &2: The characteristic that is not allowed.
  &3 &4: Additional context, often the object type or classification info (e.g., class or object number).
  
  In essence:
  
  The characteristic &2 is not defined or allowed for the material or classification object &1 &3 &4. This can happen if the characteristic is not assigned to the class of the material or if the characteristic is restricted in the configuration.
  
  Common Causes:
  
  
  Characteristic not assigned to the class:
  
  The characteristic &2 is not assigned to the class that the material (&1) belongs to.
  
  
  Characteristic not valid for the material:
  
  The material or product (&1) does not belong to the class or classification where the characteristic &2 is defined.
  
  
  Incorrect or missing classification:
  
  The material might not be properly classified, or the classification is incomplete.
  
  
  Configuration or master data inconsistency:
  
  In APO or variant configuration, the characteristic might be restricted or not included in the configuration profile.
  
  
  Data transfer or integration issues:
  
  When data is transferred from SAP ERP to APO or vice versa, characteristic assignments might be missing or inconsistent.
  
  
  
  Solution / How to Fix:
  
  
  Check Classification of the Material:
  
  Go to transaction CL20N or MM03 (Classification tab) and verify the classes assigned to the material.
  Ensure the class assigned to the material contains the characteristic &2.
  
  
  
  Assign Characteristic to Class:
  
  Use transaction CL02 to maintain the class.
  Add the missing characteristic &2 to the class assigned to the material.
  
  
  
  Verify Characteristic Validity:
  
  Check if the characteristic &2 is active and valid.
  Ensure it is not restricted or deleted.
  
  
  
  Check Variant Configuration / APO Settings:
  
  In case of APO integration, verify the characteristic assignment in the product master and the integration model.
  Re-import or synchronize master data if necessary.
  
  
  
  Reclassify Material if Needed:
  
  If the material is assigned to the wrong class, correct the classification.
  
  
  
  Check Customizing:
  
  Review any configuration or user-exits that might restrict characteristic assignment.
  
  
  
  
  Related Information:
  
  
  Transactions:
  
  CL02 – Change Class
  CL20N – Display Object Dependencies
  MM03 – Display Material Master (Classification tab)
  CU50 – Change Characteristics
  CU41 – Change Class Characteristics
  
  
  
  Notes / Documentation:
  
  SAP Note related to classification and variant configuration errors.
  Check SAP Help Portal for Variant Configuration and Classification.
  
  
  
  Integration Context:
  
  When integrating SAP ERP with APO, ensure consistent master data replication.
  Use transaction CIF (Core Interface) monitoring tools to check data transfer.
  
  
  
  
  If you provide the exact values for &1, &2, &3, &4, I can help you with more specific guidance.
  
  Summary:
  
  The error indicates a mismatch between the characteristic and the material/classification. Fix it by ensuring the characteristic is assigned to the class of the material and that the material is properly classified.
  
  If you need further assistance, feel free to ask!