How To Fix FKKBIX2018 - Duplicate entry cannot be adjusted.

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX2 - Billing in Contract Accounts Receivable and Payable

• Message number: 018

• Message text: Duplicate entry cannot be adjusted.

What causes this issue?

Source transaction &V1& &V2& could not be found for the billable item.

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?

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 FKKBIX2018 - Duplicate entry cannot be adjusted. ?

  The SAP error message FKKBIX2018, which states "Duplicate entry cannot be adjusted," typically occurs in the context of financial accounting, particularly when dealing with document postings or adjustments in the SAP system. This error indicates that there is an attempt to adjust a financial entry that has already been recorded, and the system has identified it as a duplicate.
  Causes:
  
  Duplicate Document Entries: The most common cause is that there are multiple entries in the system that are identical or have the same reference number, leading to a conflict when trying to adjust one of them.
  Incorrect Posting Logic: The logic used to post or adjust entries may inadvertently create duplicates, especially if the same transaction is processed multiple times.
  Data Integrity Issues: There may be issues with data integrity, such as inconsistencies in the database or problems with the way transactions are recorded.
  
  Configuration Issues: Incorrect configuration settings in the financial module can lead