How To Fix ECN025 - Internal: Error in the hierarchy structure

SAP Error Message - Details

• Message type: E = Error

• Message class: ECN - Message class for IS-U navigator customizing

• Message number: 025

• Message text: Internal: Error in the hierarchy structure

What causes this issue?

An internal program error exists. The internal table containing the
hierarchy is inconsistent.

System Response

Processing was teminated.

How to fix this error?

Note the:
Name of the function module
Transaction
Entries that led to this error
Send a problem message with these specifications to SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ECN025 - Internal: Error in the hierarchy structure ?

  The SAP error message ECN025, which states "Internal: Error in the hierarchy structure," typically indicates an issue with the hierarchical data structure in the SAP system. This error can occur in various contexts, such as when dealing with organizational structures, product hierarchies, or other hierarchical data models.
  Causes:
  
  Data Integrity Issues: There may be inconsistencies or corruption in the hierarchical data, such as missing parent-child relationships or circular references.
  Configuration Errors: Incorrect configuration settings in the hierarchy setup can lead to this error.
  Authorization Issues: Lack of proper authorizations to access certain nodes in the hierarchy can trigger this error.
  System Bugs: Occasionally, this error may arise due to bugs in the SAP software or specific transactions.
  
  Solutions:
  
  Check Hierarchical Data: Review the hierarchy structure for any inconsistencies. Ensure that all nodes have valid parent-child relationships and that there are no circular references.
  Rebuild the Hierarchy: If the hierarchy is corrupted, you may need to rebuild it. This can involve deleting and recreating nodes or reassigning relationships.
  Review Configuration Settings: Ensure that all configuration settings related to the hierarchy are correct. This may involve checking transaction codes related to the specific module you are working with.
  Authorization Check: Verify that the user has the necessary authorizations to access and modify the hierarchy. You may need to consult with your SAP security team.
  SAP Notes and Support: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  Debugging: If you have access to debugging tools, you can analyze the program flow to identify where the error is occurring. This may require assistance from a developer or SAP consultant.
  
  Related Information:
  
  Transaction Codes: Depending on the context of the error, you may want to look into specific transaction codes related to the hierarchy you are working with (e.g., transaction codes for organizational management, material master, etc.).
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  Documentation: Review SAP documentation related to the specific module you are working with to understand the expected structure and configuration of hierarchies.
  
  If the issue persists after trying the above solutions, it may be necessary to escalate the problem to SAP support for further investigation.