How To Fix KE814 - Line item was already posted in the target system

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 814

• Message text: Line item was already posted in the target system

What causes this issue?

The line item with the document number &V1& and the segment number &V2&
has already been posted in the target system. Most likely the line item
was sent more than once during the initial supply.

How to fix this error?

Only transfer line items once using the function "Initial supply".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE814 - Line item was already posted in the target system ?

  The SAP error message KE814 ("Line item was already posted in the target system") typically occurs in the context of transferring data between systems, particularly when dealing with CO (Controlling) documents. This error indicates that the system is trying to post a line item that has already been posted in the target system, which can happen during data transfers, such as during a distribution or assessment process.
  Causes:
  
  Duplicate Posting: The line item you are trying to post has already been processed in the target system, leading to a conflict.
  Incorrect Document Number: The document number being used for posting may already exist in the target system.
  Timing Issues: If multiple processes are trying to post the same line item simultaneously, it can lead to this error.
  Data Transfer Issues: Problems during data transfer, such as network issues or system downtime, can cause inconsistencies.
  
  Solutions:
  
  Check for Duplicates: Verify if the line item has already been posted in the target system. You can do this by checking the relevant CO documents in the target system.
  Review Document Numbers: Ensure that the document number you are trying to post is unique and has not been used previously.
  Adjust Posting Logic: If you are using a custom program or report to post data, ensure that it includes logic to check for existing postings before attempting to create new ones.
  Use Transaction Codes: Utilize transaction codes like KSB1 (for CO document display) to review the postings and identify duplicates.
  Consult Logs: Check the application logs or error logs for more detailed information about the error and the context in which it occurred.
  Reprocess Data: If the error occurred due to a temporary issue, you may try to reprocess the data after ensuring that the line item is not already posted.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSB1, KOB1, and KSV1 for CO document analysis and reporting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  System Configuration: Ensure that the configuration settings for CO document postings are correctly set up in both the source and target systems.
  User Authorizations: Verify that the user has the necessary authorizations to post CO documents in the target system.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.