How To Fix DGA300 - Data record &1, &2 not saved (locked)

SAP Error Message - Details

• Message type: E = Error

• Message class: DGA - DG: Messages for Dangerous Goods Management (A)

• Message number: 300

• Message text: Data record &1, &2 not saved (locked)

What causes this issue?

You attempted to send data records from a source system to a target
system (distribution). However, these data records are being used in
the target system by another user.

System Response

The system does not post the data records to the target system.

How to fix this error?

When the data records are no longer locked in the target system, start
sending the data records again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DGA300 - Data record &1, &2 not saved (locked) ?

  The SAP error message DGA300 indicates that a data record is locked and therefore cannot be saved. This typically occurs in scenarios where multiple users or processes are trying to access or modify the same data record simultaneously. Here’s a breakdown of the cause, potential solutions, and related information for this error:
  Cause:
  
  
  Record Locking: The data record you are trying to save is currently locked by another user or process. This can happen if:
  
  Another user is editing the same record.
  A background job or process is currently using the record.
  The record was not properly released after a previous operation.
  
  
  
  Transaction Issues: If a transaction is not completed or is interrupted, it may leave the record in a locked state.
  
  
  Database Locking: Sometimes, database-level locks can occur due to long-running transactions or deadlocks.
  
  
  Solution:
  
  
  Check Lock Entries:
  
  Use transaction code SM12 to check for lock entries. You can see which user or process is holding the lock on the record.
  If you have the necessary authorizations, you can delete the lock entry, but be cautious as this may lead to data inconsistency.
  
  
  
  Wait and Retry: If the lock is held by another user, you may need to wait until they finish their work and release the lock. You can retry saving the record after some time.
  
  
  Communicate with Users: If you identify that another user is working on the same record, communicate with them to coordinate the changes.
  
  
  Review Background Jobs: Check if any background jobs are running that might be locking the record. You can use transaction code SM37 to monitor background jobs.
  
  
  Transaction Management: Ensure that transactions are properly managed and completed. If a transaction is interrupted, it may leave records in a locked state.
  
  
  System Administration: If the issue persists, it may require intervention from your SAP Basis team to investigate potential system-level issues or deadlocks.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM37: Monitor background jobs.
  SM21: Check system logs for any related errors or warnings.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for DGA300 in the SAP Support Portal.
  
  
  User Documentation: Review user documentation or training materials related to the specific module you are working with, as there may be specific guidelines for handling locked records.
  
  
  By following these steps, you should be able to diagnose and resolve the issue related to the DGA300 error message in SAP.