How To Fix RH132 - Cannot delete root node

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 132

• Message text: Cannot delete root node

What causes this issue?

You tried to delete the root node. The root node may not be deleted,
since one hierarchy must have at least one node.
You can, however, delete a created hierarchy inclusive of the root
nodes by previously deleting the entire hierarchy node that belongs to
it.
Warning
This step can not be reversed!

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RH132 - Cannot delete root node ?

  The SAP error message RH132: Cannot delete root node typically occurs in the context of SAP HR (Human Resources) or Organizational Management (OM) when attempting to delete a root node in an organizational structure or a similar hierarchical structure. The root node is the top-level node in a hierarchy, and it usually represents the highest level of an organization or a structure.
  Cause:
  
  Root Node Protection: The root node is often protected from deletion to maintain the integrity of the organizational structure. Deleting it could lead to inconsistencies or loss of important data.
  Dependencies: There may be other objects or data that depend on the root node, making it impossible to delete without first addressing those dependencies.
  Authorization Issues: The user may not have the necessary permissions to delete the root node, even if it is technically possible.
  
  Solution:
  
  Check Dependencies: Before attempting to delete the root node, check for any dependent objects or data. You may need to reassign or delete these dependencies first.
  Reorganize Structure: If you need to change the organizational structure, consider reorganizing it instead of deleting the root node. You can create new nodes or restructure the hierarchy without removing the root.
  Authorization Check: Ensure that you have the necessary authorizations to perform the deletion. If not, contact your SAP administrator to obtain the required permissions.
  Use Alternative Methods: If the goal is to deactivate or remove the organizational unit represented by the root node, consider using alternative methods such as marking it as inactive instead of deleting it.
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions related to your version of SAP and the organizational management module.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as PPOME (Change Organizational Structure) or OOCU (Maintain Organizational Units) to manage organizational structures effectively.
  Training and Support: If you are unsure about the implications of deleting a root node, consider seeking training or support from SAP experts or consultants.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.