How To Fix /SAPAPO/ATP_BOP027 - Hierarchy &1 is invalid or defined incorrectly

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP_BOP -

• Message number: 027

• Message text: Hierarchy &1 is invalid or defined incorrectly

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/ATP_BOP027 - Hierarchy &1 is invalid or defined incorrectly ?

  The SAP error message /SAPAPO/ATP_BOP027 Hierarchy &1 is invalid or defined incorrectly typically occurs in the context of Advanced Planning and Optimization (APO) when there is an issue with the hierarchy configuration used in the Available-to-Promise (ATP) check or other planning processes.
  Cause:
  
  Invalid Hierarchy: The hierarchy specified in the configuration does not exist or is not correctly defined in the system.
  Incorrect Configuration: The hierarchy might be incorrectly set up, such as missing nodes or incorrect relationships between nodes.
  Authorization Issues: The user may not have the necessary authorizations to access the specified hierarchy.
  Data Consistency Issues: There may be inconsistencies in the master data or configuration that lead to the hierarchy being deemed invalid.
  
  Solution:
  
  
  Check Hierarchy Definition:
  
  Go to the transaction code /SAPAPO/HEIR to check the hierarchy definition.
  Ensure that the hierarchy exists and is correctly defined.
  
  
  
  Validate Hierarchy Assignment:
  
  Ensure that the hierarchy is correctly assigned to the relevant planning object or process.
  Check if the hierarchy is active and not in a locked state.
  
  
  
  Review Master Data:
  
  Check the master data related to the hierarchy (e.g., product master, location master) to ensure that all necessary data is present and correctly configured.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the hierarchy. This can be done by checking the user roles and authorizations in the SAP system.
  
  
  
  Recreate or Adjust Hierarchy:
  
  If the hierarchy is found to be incorrect or incomplete, consider recreating it or making the necessary adjustments to ensure it meets the required structure.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on hierarchy configuration in APO.
  
  
  
  Check for Notes or Patches:
  
  Look for any SAP Notes or patches that may address known issues related to hierarchy configuration in your version of SAP APO.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/HEIR for hierarchy management and /SAPAPO/ATC for ATP checks.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on APO and hierarchy management.
  SAP Community: Engage with the SAP Community for insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue related to the hierarchy being invalid or defined incorrectly in SAP APO.