How To Fix FMHIE444 - Multi-level node is no longer a leaf node after subordinate nodes added

SAP Error Message - Details

• Message type: E = Error

• Message class: FMHIE - Budget Hierarchies

• Message number: 444

• Message text: Multi-level node is no longer a leaf node after subordinate nodes added

What causes this issue?

The node &V3&&V4& (hierarchical part, with node identifier &V2&) is a
leaf node for the <DS:DE.FMHIE_HIE_ID>hierarchy ID</> &V1&.
Since the node &V3&&V4& is already used for posting and the following
<ZK>PA definition rule</> is used for the hierarchy ID &V1&: <ZH>Only
Leaf Addresses in Hierarchy are Valid Posting Addresses</>, adding
subordinate nodes leads to inconsistencies, because the hierarchy node
&V3&&V4& will no longer be a leaf node.

System Response

Subordinate nodes for the hierarchy node &V3&&V4& (hierarchical part)
may not be added to the multi-level budget structure.

How to fix this error?

Only add subordinate nodes to leaf nodes not already used for posting.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMHIE444 - Multi-level node is no longer a leaf node after subordinate nodes added ?

  The SAP error message FMHIE444 indicates that a multi-level node in a hierarchical structure (such as a cost center hierarchy or internal order hierarchy) is no longer a leaf node because subordinate nodes have been added to it. This typically occurs in the context of financial management or controlling modules where hierarchical structures are used to organize data.
  Cause:
  The error arises when you attempt to perform an operation (like deleting or changing a node) on a node that has subordinate nodes. A "leaf node" is a node that does not have any children (subordinate nodes). If you add subordinate nodes to a node that was previously a leaf, it can no longer be treated as a leaf node, leading to this error.
  Solution:
  To resolve the FMHIE444 error, you can take the following steps:
  
  
  Check the Hierarchy Structure: Review the hierarchy structure to identify the node in question and its subordinate nodes. Ensure that you understand the relationships and dependencies within the hierarchy.
  
  
  Remove Subordinate Nodes: If you need to delete or modify the parent node, you may need to first remove or reassign the subordinate nodes. This can be done through the appropriate transaction codes in SAP (e.g., using transaction codes like KSH1 for cost centers).
  
  
  Adjust Node Properties: If you are trying to change the properties of the node, ensure that the changes are valid given the current structure of the hierarchy. You may need to adjust the hierarchy to accommodate the changes you want to make.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions related to the hierarchy you are working with. This can provide insights into how to manage nodes effectively.
  
  
  Use Transaction Codes: Utilize relevant transaction codes to manage the hierarchy. For example:
  
  KSH1: Create Cost Center
  KSH2: Change Cost Center
  KSH3: Display Cost Center
  KSH4: Hierarchy Display
  
  
  
  Seek Help from SAP Support: If the issue persists or if you are unsure about how to proceed, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  Related Information:
  
  Hierarchical Structures: Understanding how hierarchical structures work in SAP is crucial. Familiarize yourself with concepts like parent-child relationships, leaf nodes, and how to manage them.
  Transaction Codes: Knowing the relevant transaction codes for managing hierarchies can streamline your troubleshooting process.
  SAP Community: Engaging with the SAP Community can provide additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the FMHIE444 error and manage your hierarchical structures effectively in SAP.