How To Fix FKKBIX686 - Field &1 in billable item class &2 is not in include &3

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 686

• Message text: Field &1 in billable item class &2 is not in include &3

What causes this issue?

The check of the work structures showed that the field &v1& of class
&v2& is not contained in customer include &v3&.

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?

The fields used in the class are automatically added to the work
structures when the configuration of the class is activated. Activate
the configuration of class &v2&.

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 FKKBIX686 - Field &1 in billable item class &2 is not in include &3 ?

  The SAP error message FKKBIX686 indicates that there is an issue with a field in a billable item class that is not included in the specified include structure. This error typically arises in the context of billing or invoicing processes within SAP, particularly when working with the Contract Accounts Receivable and Payable (FI-CA) module.
  Cause:
  
  Field Definition Issue: The field specified in the error message (&1) is not defined in the include structure (&3) that is associated with the billable item class (&2). This can happen if the field was expected to be part of the structure but was not added or if there is a mismatch in the configuration.
  Custom Development: If there has been custom development or modifications to the standard SAP system, it is possible that the field was removed or not properly integrated into the include structure.
  Configuration Error: There may be a configuration error in the billable item class settings, leading to the system not recognizing the field.
  
  Solution:
  
  Check Field Definition: Verify that the field (&1) is correctly defined in the include structure (&3). You can do this by navigating to the relevant data dictionary objects in the SAP system (transaction SE11).
  Update Include Structure: If the field is missing from the include structure, you may need to add it. This requires appropriate authorization and should be done with caution to avoid impacting other functionalities.
  Review Billable Item Class Configuration: Check the configuration settings for the billable item class (&2) in the SAP Customizing Implementation Guide (SPRO). Ensure that all necessary fields are included and correctly mapped.
  Consult Documentation: Review any related documentation or notes from SAP that may provide insights into this error. SAP Notes can be found in the SAP Support Portal.
  Testing: After making changes, perform thorough testing to ensure that the error is resolved and that the billing process works as expected.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary), SPRO (Customizing), or SE80 (Object Navigator) to investigate and make changes.
  SAP Notes: Search for relevant SAP Notes that might address this specific error or provide guidance on similar issues.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who specializes in FI-CA.
  
  By following these steps, you should be able to identify the root cause of the FKKBIX686 error and implement a solution.