How To Fix CM_EHFND_REQ104 - Client &1: List "&2" with PARENT_KEY &3 has multiple structure nodes

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_REQ - Messages for Compliance Requirement

• Message number: 104

• Message text: Client &1: List "&2" with PARENT_KEY &3 has multiple structure nodes

What causes this issue?

The system determined that the value of the field <NP>DB_KEY </>in table
<NP>EHFNDD_REQ_STRUC </>is not unique.

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

System Response

INCLUDE R_EHFND_REQ_MIGRATION_NA_TX OBJECT DOKU ID TX

How to fix this error?

Check the database table <NP>EHFNDD_REQ_STRUC </>for the inconsistency
<(>,<)> and ensure that the content of the field <NP>DB_KEY </>is
unique.
INCLUDE R_EHFND_REQ_MIGRATION_NA_TX3 OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_REQ104 - Client &1: List "&2" with PARENT_KEY &3 has multiple structure nodes ?

  The SAP error message CM_EHFND_REQ104 indicates that there is an issue with a data structure in the context of the SAP system, specifically related to the handling of hierarchical data. This error typically arises when a list or data structure is expected to have a unique parent-child relationship, but the system has detected multiple nodes that share the same parent key.
  Cause:
  The error can occur due to several reasons:
  
  Data Duplication: There may be duplicate entries in the data that are being processed, leading to multiple nodes being associated with the same parent key.
  Incorrect Data Model: The data model may not be correctly defined, leading to ambiguity in the relationships between nodes.
  Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the expected data structure.
  Programming Errors: If custom code or enhancements are involved, there may be logic errors that lead to the creation of multiple nodes for the same parent.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Data Integrity:
  
  Review the data being processed to ensure that there are no duplicate entries for the specified parent key. You can use transaction codes like SE16 or SE11 to inspect the relevant tables.
  
  
  
  Review Data Model:
  
  Ensure that the data model is correctly defined and that the relationships between nodes are clear and unambiguous.
  
  
  
  Adjust Configuration:
  
  If applicable, check the configuration settings in the SAP system to ensure they are set up correctly for the expected data structure.
  
  
  
  Debug Custom Code:
  
  If there is custom code involved, debug the logic to identify where multiple nodes are being created for the same parent key. Look for loops or conditions that may inadvertently create duplicates.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific module or functionality you are working with. There may be known issues or additional guidance available.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the root cause, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE16 (Data Browser), SE11 (Data Dictionary), and SE80 (Object Navigator) for data inspection and debugging.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.