How To Fix RH206 - Node ID & starts an endless loop

SAP Error Message - Details

• Message type: E = Error

• Message class: RH - BW: Hierarchies ( basic functions )

• Message number: 206

• Message text: Node ID & starts an endless loop

What causes this issue?

A continuous loop is started by the parent ID, child ID or next ID for
the node with the ID &V1&. This means that the node refers indirectly
or directly to itself.
<ZH>Example</>
The node ID and the parent ID are identical.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the parent ID, child ID and next ID for the node whose IDs are in
the parent ID, child ID, or next ID for the node with the ID &V1&.
If this does not help, check the entire subtree of the parent node
with ID &V2& to see if it contains nodes in which either the ChildID
or the NextID are identical to &V1&.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RH206 - Node ID & starts an endless loop ?

  The SAP error message RH206 typically indicates an issue related to the processing of a node in a hierarchical structure, such as an organizational structure or a reporting structure. The error message suggests that there is a problem with the Node ID, which may be causing the system to enter an endless loop during processing.
  Causes:
  
  Incorrect Node Configuration: The Node ID may be incorrectly configured or may not exist in the system.
  Circular References: There may be circular references in the hierarchy, causing the system to loop indefinitely while trying to resolve the structure.
  Data Integrity Issues: There may be inconsistencies or corruption in the data related to the node or its parent/child relationships.
  Custom Code or Enhancements: If there are custom programs or enhancements that manipulate the hierarchy, they may not handle certain cases correctly, leading to an endless loop.
  
  Solutions:
  
  Check Node Configuration: Verify that the Node ID exists and is correctly configured in the system. Ensure that all necessary attributes and relationships are properly defined.
  Review Hierarchical Structure: Examine the hierarchical structure for any circular references or inconsistencies. You can use transaction codes like PPOME (for organizational management) to visualize the structure.
  Data Consistency Check: Run data consistency checks to identify and resolve any integrity issues. This may involve using standard SAP reports or tools to validate the data.
  Debugging: If the issue persists, consider debugging the relevant programs or processes to identify where the loop is occurring. This may require the assistance of a developer or SAP support.
  SAP Notes: 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.
  Consult Documentation: Review SAP documentation related to the specific module or functionality you are working with to ensure that you are following best practices.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help you analyze and manage the organizational structure, such as PPOME, PPOSE, or OOSB.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the problem cannot be resolved internally, 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 RH206 error and implement a solution to resolve the endless loop issue.