How To Fix MG103 - Transaction & record &: main screen data already transferred

MG103 - Overview

• Message type: E = Error

• Message class: MG - Batch input: material master

• Message number: 103

• Message text: Transaction & record &: main screen data already transferred

What causes this issue?

Only one record containing main screen data can be transferred for each
transaction.

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?

Error message extract from SAP system. Copyright SAP SE.

MG103 - Details

• The SAP error message MG103, which states "Transaction & record &: main screen data already transferred," typically occurs in the context of inventory management or goods movements. This error indicates that the system has detected that the data for the transaction you are trying to process has already been transferred, and therefore, it cannot be processed again.
  Causes:
  
  Duplicate Entry: The most common cause is that the transaction you are trying to execute has already been processed. This could happen if the same goods movement or inventory transaction was entered multiple times.
  Session Issues: If there are issues with the session or if the transaction was interrupted, it might lead to the system thinking that the data has already been transferred.
  System Configuration: Sometimes, specific configurations or settings in the SAP system can lead to this error, especially if there are custom developments or enhancements in place.
  
  Solutions:
  
  Check Transaction History: Verify if the transaction has