How To Fix KG819 - Product hierarchy & has not been maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 819

• Message text: Product hierarchy & has not been maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message KG819 - Product hierarchy & has not been maintained ?

  The SAP error message KG819 indicates that the product hierarchy for a specific material or product has not been maintained in the system. This error typically arises in the context of pricing, sales, or inventory management processes where the product hierarchy is required for categorization or reporting purposes.
  Cause:
  
  Missing Product Hierarchy: The primary cause of this error is that the product hierarchy has not been defined for the material in question. The product hierarchy is essential for various functionalities, including pricing, reporting, and analysis.
  Incorrect Material Master Data: The material master record may not have the necessary data filled in, leading to this error.
  Configuration Issues: There may be issues in the configuration settings related to product hierarchies in the SAP system.
  
  Solution:
  To resolve the KG819 error, follow these steps:
  
  
  Maintain Product Hierarchy:
  
  Go to the transaction code MM02 (Change Material) or MM01 (Create Material).
  Enter the material number that is causing the error.
  Navigate to the appropriate view (usually the Sales or Basic Data view).
  Ensure that the product hierarchy field is filled in with the correct hierarchy code.
  
  
  
  Check Material Master Data:
  
  Verify that all required fields in the material master are correctly filled out.
  Ensure that the product hierarchy is relevant to the material type and sales organization.
  
  
  
  Configuration Check:
  
  If you have access, check the configuration settings for product hierarchies in the SAP system. This can typically be done through the SPRO transaction (SAP Reference IMG).
  Navigate to the relevant section for product hierarchy settings and ensure that the hierarchy is properly defined and activated.
  
  
  
  Consult Documentation:
  
  Review any relevant documentation or guidelines provided by your organization regarding product hierarchy maintenance.
  
  
  
  User Authorization:
  
  Ensure that you have the necessary authorizations to make changes to the material master data.
  
  
  
  Contact Support:
  
  If the issue persists after following the above steps, consider reaching out to your SAP support team or a consultant for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  MM01 - Create Material
  MM02 - Change Material
  MM03 - Display Material
  VK11 - Create Pricing Condition
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Training: Consider training sessions or documentation on material master data management and product hierarchy maintenance for users involved in these processes.
  
  By following these steps, you should be able to resolve the KG819 error and ensure that the product hierarchy is properly maintained in your SAP system.