How To Fix /SAPAPO/OO_REL026 - Specified hierarchy is basis for a generated hierarchie

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OO_REL -

• Message number: 026

• Message text: Specified hierarchy is basis for a generated hierarchie

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OO_REL026 - Specified hierarchy is basis for a generated hierarchie ?

  The SAP error message /SAPAPO/OO_REL026 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue related to the hierarchy structure used in planning or reporting. This error indicates that the specified hierarchy is being used as a basis for a generated hierarchy, which can lead to conflicts or inconsistencies in the data.
  Cause:
  
  Hierarchy Dependency: The specified hierarchy is likely being referenced or utilized by another generated hierarchy. This can happen if the hierarchy is part of a parent-child relationship where the parent hierarchy is being used to generate a child hierarchy.
  Data Integrity Issues: There may be inconsistencies in the hierarchy data, such as missing nodes or incorrect relationships that prevent the system from processing the hierarchy correctly.
  Configuration Errors: Incorrect configuration settings in the APO system regarding the hierarchy setup can lead to this error.
  
  Solution:
  
  Check Hierarchy Relationships: Review the hierarchy structure to ensure that the specified hierarchy is not being used as a basis for another generated hierarchy. You can do this by navigating to the hierarchy management transaction in SAP APO.
  Adjust Hierarchy Settings: If the hierarchy is indeed being used as a basis for another hierarchy, consider adjusting the settings or creating a new hierarchy that does not conflict with the existing one.
  Data Consistency Check: Perform a consistency check on the hierarchy data to identify and resolve any inconsistencies. This may involve checking for missing nodes or incorrect relationships.
  Recreate Hierarchy: If the hierarchy is corrupted or cannot be fixed, consider recreating the hierarchy from scratch, ensuring that all relationships and nodes are correctly defined.
  Consult Documentation: Refer to SAP documentation or notes related to hierarchy management in APO for additional guidance and best practices.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like /SAPAPO/HEIR (Hierarchy Management) to manage and review hierarchies.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to hierarchy management in APO.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.