How To Fix GP052 - Transaction data already exists in CO

GP052 - Overview

• Message type: E = Error

• Message class: GP - FI-SL and CO planning

• Message number: 052

• Message text: Transaction data already exists in CO

What causes this issue?

In controlling area &V2&, a data record was found in the tables to be
checked. More specifically, the data record belongs to CO object &V1&.

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.

GP052 - Details

• The SAP error message GP052 ("Transaction data already exists in CO") typically occurs when you attempt to post a transaction in the Controlling (CO) module that has already been recorded. This can happen in various scenarios, such as when you are trying to post a duplicate entry or when the system detects that the transaction data you are trying to enter already exists in the database.
  Causes:
  
  Duplicate Posting: The most common cause is that the transaction you are trying to post has already been recorded in the system.
  Incorrect Document Number: If you are using a document number that has already been used for a previous posting, the system will prevent the new entry.
  Data Consistency Issues: There may be inconsistencies in the data that lead the system to believe that the transaction already exists.
  Batch Input Sessions: If you are using batch input sessions, there may be a session that has not been