How To Fix /SAPAPO/RELH023 - Unsuitable hierarchies as basis for generated hierarchy

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RELH -

• Message number: 023

• Message text: Unsuitable hierarchies as basis for generated hierarchy

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RELH023 - Unsuitable hierarchies as basis for generated hierarchy ?

  The SAP error message /SAPAPO/RELH023 indicates that there are unsuitable hierarchies being used as the basis for a generated hierarchy in the SAP Advanced Planning and Optimization (APO) module. This error typically arises when the system encounters issues with the structure or compatibility of the hierarchies involved in the planning process.
  Cause:
  
  Incompatible Hierarchies: The hierarchies being used may not be compatible with each other. This can happen if the characteristics or attributes of the hierarchies do not match.
  Missing Nodes: There may be missing nodes or levels in the hierarchy that are required for the generation process.
  Incorrect Configuration: The configuration settings for the hierarchies may not be set up correctly, leading to conflicts.
  Data Integrity Issues: There may be issues with the underlying data, such as missing or incorrect entries in the master data.
  
  Solution:
  
  Check Hierarchy Compatibility: Review the hierarchies being used to ensure they are compatible. Make sure that the characteristics and attributes align correctly.
  Validate Hierarchy Structure: Ensure that all necessary nodes and levels are present in the hierarchy. You may need to add missing nodes or adjust the structure.
  Review Configuration Settings: Check the configuration settings for the hierarchies in the SAP system. Ensure that they are set up correctly and that there are no conflicts.
  Data Consistency Check: Perform a data consistency check to identify any issues with the master data. Correct any discrepancies found.
  Use Alternative Hierarchies: If the current hierarchies are unsuitable, consider using alternative hierarchies that meet the requirements for the generated hierarchy.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for additional guidance and troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or fixes related to this error.
  Transaction Codes: Use transaction codes like /SAPAPO/HIERARCHY to manage and review hierarchies 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 root cause of the error and implement a solution to resolve it.