How To Fix CNV_20700073 - For material class &1, Multi-object classification is not active

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20700 - Material number conversion

• Message number: 073

• Message text: For material class &1, Multi-object classification is not active

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20700073 - For material class &1, Multi-object classification is not active ?

  The SAP error message CNV_20700073 indicates that multi-object classification is not active for a specific material class. This error typically arises during data migration or when trying to classify materials in a way that requires multi-object classification functionality.
  Cause:
  The error occurs because the system is trying to perform an operation that requires multi-object classification, but this feature is not enabled for the specified material class. Multi-object classification allows for the classification of multiple objects (like materials) under a single classification system, which is essential for certain business processes.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Material Class Configuration:
  
  Go to the SAP transaction code CL02 (Change Class) or CL01 (Create Class) to check the configuration of the material class in question.
  Ensure that the material class is set up to allow multi-object classification.
  
  
  
  Activate Multi-Object Classification:
  
  If multi-object classification is not active, you may need to activate it. This can typically be done in the classification settings.
  You may need to consult with your SAP Basis or configuration team to enable this feature if you do not have the necessary permissions.
  
  
  
  Review Classification Settings:
  
  Ensure that the classification settings for the material class are correctly defined. This includes checking the class type and ensuring that it supports the required classification features.
  
  
  
  Data Migration Considerations:
  
  If this error occurs during a data migration process (e.g., using SAP S/4HANA Migration Cockpit or LSMW), ensure that the migration templates and mappings are correctly set up to handle multi-object classification.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to classification and multi-object classification for any additional configuration steps or considerations.
  
  
  
  Testing:
  
  After making the necessary changes, perform tests to ensure that the error no longer occurs and that the classification works as expected.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider reviewing SAP training materials or documentation related to classification and material management to better understand the implications of multi-object classification.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.