How To Fix FKKBIX689 - Field &1 in include &2 is not used in any consumption item class

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 689

• Message text: Field &1 in include &2 is not used in any consumption item class

What causes this issue?

The result of the check of the work structures is that the &v1& field in
customer include &v2& is not used in any consumption item class.

System Response

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

How to fix this error?

Fields that are not used place an unnecessary burden on the working
memory of processes that process consumption items. To reduce the need
for working memory, you can remove the &v1& field from structure &v2& in
the Data Dictionary, as long as the field is not used in any customer
programs.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKBIX689 - Field &1 in include &2 is not used in any consumption item class ?

  The SAP error message FKKBIX689 indicates that a specific field (denoted as &1) in a particular include (denoted as &2) is not utilized in any consumption item class. This error typically arises in the context of SAP's Flexible Real Estate Management (RE-FX) module, particularly when dealing with consumption items in contracts or lease agreements.
  Cause:
  
  Field Configuration: The field specified in the error message is not linked to any consumption item class. This could be due to incorrect configuration or missing assignments in the system.
  Custom Development: If there have been custom developments or modifications in the system, it is possible that the field was added but not properly integrated into the relevant consumption item classes.
  Data Model Changes: Changes in the data model or updates to the system might have led to the field being orphaned or not associated with any consumption item class.
  
  Solution:
  
  Check Field Usage: Verify if the field in question is indeed required for any consumption item class. If it is not needed, you may consider removing it from the include or adjusting the configuration.
  Update Configuration: If the field is necessary, ensure that it is properly assigned to the relevant consumption item classes. This may involve:
  
  Navigating to the configuration settings for consumption item classes in the RE-FX module.
  Adding the field to the appropriate item classes.
  
  
  Review Custom Code: If there are custom developments, review the code to ensure that the field is being utilized correctly. You may need to adjust the logic to incorporate the field into the relevant classes.
  Consult Documentation: Refer to SAP documentation or notes related to the RE-FX module for any specific guidelines on field usage and configuration.
  Testing: After making changes, conduct thorough testing to ensure that the error is resolved and that the system behaves as expected.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SPRO for configuration, SE80 for checking includes and custom developments, or SE11 for data dictionary objects.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance on field usage in RE-FX.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the FKKBIX689 error and implement a suitable solution.