How To Fix J3305 - Company code &, transaction &: Data record transferred twice

J3305 - Overview

• Message type: E = Error

• Message class: J3 - Dialog Messages for Data Pool Entry Transactions

• Message number: 305

• Message text: Company code &, transaction &: Data record transferred twice

What causes this issue?

During the external data transfer, a data record (condition or flow)
was doubly transferred. This is not permissible.

System Response

The transaction has been marked as containing errors and can not be
processed.

How to fix this error?

Make the necessary adjustments in the output data and try the transfer
again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message J3305 - Company code &, transaction &: Data record transferred twice ?

  The SAP error message J3305 indicates that a data record has been transferred twice for a specific company code and transaction. This typically occurs in the context of financial postings or data uploads where the system detects duplicate entries.
  
  Cause:
  
  Duplicate Data Entry: The most common cause is that the same data record has been submitted more than once, either due to user error or a malfunction in the data upload process.
  Batch Input Issues: If you are using batch input sessions to upload data, it is possible that the session was processed more than once.
  Integration Issues: If data is being transferred from another system (e.g., through an interface), there may be issues with the integration logic that cause records to be sent multiple times.
  Error in Custom Code: If there is custom code involved in the data processing, it may inadvertently create duplicate entries.
  
  
  Solution:
  
  Check for Duplicates: Review the data records being processed to