How To Fix /PLMI/GSS_R2B026 - Data was changed by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/GSS_R2B -

• Message number: 026

• Message text: Data was changed by another user

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/GSS_R2B026 - Data was changed by another user ?

  The SAP error message /PLMI/GSS_R2B026 Data was changed by another user typically indicates a concurrency issue where the data you are trying to modify has been changed by another user or process since you last read it. This is a common scenario in multi-user environments where multiple users may be accessing and modifying the same data simultaneously.
  Cause:
  
  Concurrent Access: Another user or process has updated the data after you retrieved it but before you attempted to save your changes.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If the data is locked by another user, you may encounter this error.
  Session Timeout: If your session has been idle for too long, the data may have been updated by another user when you try to save your changes.
  Data Consistency: The system is designed to maintain data integrity, and this error is a safeguard against overwriting changes made by others.
  
  Solution:
  
  Refresh the Data: Before making changes, refresh the data to ensure you have the latest version. You can do this by reloading the transaction or navigating away and back to the relevant screen.
  Check for Locks: Use transaction codes like SM12 to check for locks on the data you are trying to modify. If another user has locked the data, you may need to wait until they release it.
  Communicate with Users: If you are in a collaborative environment, communicate with other users to understand if they are making changes to the same data.
  Handle the Error Gracefully: Implement error handling in your application to catch this error and prompt the user to refresh the data or retry the operation.
  Review Custom Code: If this error occurs frequently, review any custom code or enhancements that may be affecting data handling and locking mechanisms.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), SM37 (Job Monitoring), and ST22 (Dump Analysis) to investigate further.
  User Training: Ensure that users are trained on how to handle concurrent data access and the importance of refreshing data before making changes.
  
  By following these steps, you should be able to address the error and minimize its occurrence in the future.