How To Fix UGMD318 - Node &1 occurs more than once in hierarchy &2

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD - FIN Master Data: Messages

• Message number: 318

• Message text: Node &1 occurs more than once in hierarchy &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UGMD318 - Node &1 occurs more than once in hierarchy &2 ?

  The SAP error message UGMD318 indicates that a node (in this case, represented by &1) occurs more than once in a specified hierarchy (represented by &2). This typically happens in the context of hierarchical data structures, such as organizational units, cost centers, or other master data that is expected to have a unique structure.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same node has been added multiple times to the hierarchy. This can happen due to data entry errors or incorrect data imports.
  Incorrect Hierarchy Configuration: The hierarchy may not be configured correctly, leading to the same node being referenced multiple times.
  Data Migration Issues: If data has been migrated from another system, duplicates may have been introduced during the migration process.
  
  Solution:
  
  Check for Duplicates: Review the hierarchy structure to identify where the duplicate node is located. You can do this by navigating to the hierarchy in question and checking the nodes.
  Remove Duplicates: Once identified, remove the duplicate node from the hierarchy. Ensure that each node is unique within the hierarchy.
  Validate Hierarchy Configuration: Ensure that the hierarchy is set up correctly and that there are no logical errors in how nodes are structured.
  Data Cleansing: If the issue arose from data migration, perform data cleansing to ensure that no duplicates exist in the source data before re-importing.
  Use Transaction Codes: Utilize relevant transaction codes (like OKEQ for cost center hierarchies) to manage and edit the hierarchy structure.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to hierarchy management, such as OKEQ (for cost center hierarchies) or OKEE (for internal order hierarchies).
  SAP Notes: Check SAP Notes for any known issues or patches related to hierarchy management that might address this error.
  Documentation: Review SAP documentation on hierarchical data structures to understand the expected configurations and constraints.
  
  By following these steps, you should be able to resolve the UGMD318 error and ensure that your hierarchy is correctly structured without duplicate nodes.