How To Fix CNV_PE305 - Posting key info already present for area &1 and target &2

CNV_PE305 - Overview

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 305

• Message text: Posting key info already present for area &1 and target &2

What causes this issue?

The data is already present.

System Response

By default the data is not overwritten.

How to fix this error?

Check if this behavior suits your requirements:
If yes, no further action is required
If no, go to the respective troubleshooting activity of this activity
<ZK>Read Relevant Customizing</> and re-read the Customizing for this
area &V1&. This will first delete all entries for this area, then
re-read the Customizing from scratch.

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE305 - Details

• The SAP error message CNV_PE305, which states "Posting key info already present for area &1 and target &2," typically occurs during data migration or conversion processes, particularly when using the SAP Conversion Tools or during the execution of a migration project. This error indicates that there is a conflict with the posting key information that is already present in the system for the specified area and target.
  
  Cause:
  
  
  Duplicate Posting Key Information: The error usually arises when the system detects that the posting key information for a specific area (e.g., a specific ledger or accounting area) and target (e.g., a specific document type) already exists in the database. This can happen if the data migration process is attempting to insert or update records that are already present.
  
  
  Incorrect Data Preparation: If the data being migrated has not been properly cleaned or prepared, it may contain duplicates or conflicts that lead to this error.
  
  
  Configuration