How To Fix /SAPAPO/MC01_ECV017 - Multiple classes of type &1 assigned to product &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MC01_ECV -

• Message number: 017

• Message text: Multiple classes of type &1 assigned to product &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/MC01_ECV017 - Multiple classes of type &1 assigned to product &2 ?

  The SAP error message /SAPAPO/MC01_ECV017 indicates that there are multiple classes of a specific type assigned to a product in the SAP Advanced Planning and Optimization (APO) module. This situation typically arises when the system expects only one class of a certain type to be assigned to a product, but finds more than one.
  Cause:
  
  Multiple Class Assignments: The primary cause of this error is that the product in question has been assigned multiple classes of the same type (e.g., multiple classification types for a material).
  Data Inconsistency: This can occur due to data inconsistencies or errors during the product master data setup or during data migration processes.
  Configuration Issues: There may be configuration settings in the system that allow for multiple class assignments, which can lead to this error if not managed properly.
  
  Solution:
  
  
  Check Class Assignments: 
  
  Go to the product master data in the SAP system and check the classification data for the product. 
  Identify the classes assigned to the product and see if there are multiple classes of the same type.
  
  
  
  Remove Duplicate Classes: 
  
  If you find multiple classes of the same type assigned to the product, you will need to remove the duplicates. 
  This can typically be done in the classification view of the product master data.
  
  
  
  Review Configuration: 
  
  Check the configuration settings related to classification in the SAP system. Ensure that the settings align with the business requirements and do not allow for multiple class assignments where it is not intended.
  
  
  
  Data Consistency Checks: 
  
  Run data consistency checks to identify any other potential issues in the product master data that may lead to similar errors.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or notes related to classification and product master data management for any additional guidance or best practices.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CT04 (to display/change classes) and MM03 (to display material master) to investigate the issue further.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance.
  
  By addressing the root cause of the multiple class assignments, you should be able to resolve the error and ensure that the product master data is correctly configured.