How To Fix FMCF714 - Predecessor reference for subitems is not unique

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCF -

• Message number: 714

• Message text: Predecessor reference for subitems is not unique

What causes this issue?

When using the subitems (<DS:DE.CC_RFKNT>account assignment IDs</>,
categories, or conditions) the identification of predecessor document
items is possibly not unique. The chain structure is therefore not
defined properly as each chain should have a unique source document.

System Response

The system checks whether a unique chain assignment is possible with the
participating line items. If this is not possible, the line items cannot
be processed.

How to fix this error?

Do not use the report for MM documents that contain account assignment
IDs, categories, or conditions.

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 FMCF714 - Predecessor reference for subitems is not unique ?

  The SAP error message FMCF714, which states "Predecessor reference for subitems is not unique," typically occurs in the context of project management or financial management within SAP, particularly when dealing with subitems in a hierarchy or when managing dependencies between items.
  Cause:
  This error arises when there are multiple subitems that reference the same predecessor item, leading to ambiguity in the system. In other words, the system expects each subitem to have a unique predecessor, but it finds that more than one subitem is linked to the same predecessor, which violates the uniqueness constraint.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Subitem Configuration: Review the configuration of the subitems in question. Ensure that each subitem has a unique predecessor. You may need to adjust the relationships between items to ensure that no two subitems point to the same predecessor.
  
  
  Modify Item Relationships: If you find that multiple subitems are indeed referencing the same predecessor, consider restructuring the hierarchy or changing the predecessor for one or more of the subitems to ensure uniqueness.
  
  
  Data Validation: Perform a data validation check to identify any inconsistencies in the item relationships. This can often be done through reports or queries in SAP.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on managing item relationships and dependencies. This can provide insights into best practices and configuration settings.
  
  
  Seek Help from SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP support or your internal SAP team for assistance. They may have additional tools or insights to help troubleshoot the issue.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help you navigate item relationships, such as CJ20N for project management or FMCF for financial management.
  SAP Notes: Check for any SAP Notes related to FMCF714 or similar issues, as these may provide patches or additional guidance.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the FMCF714 error and implement a solution to resolve it.