How To Fix FE127 - Data blocked by user &.

SAP Error Message - Details

• Message type: E = Error

• Message class: FE - CO-PA module pool messages

• Message number: 127

• Message text: Data blocked by user &.

What causes this issue?

You have tried to access data in change mode that is currently being
processed by user &V1&.

System Response

Your request was denied since only one user may access data in change
mode at a time.

How to fix this error?

DEFINE &USER& = &V1&
INCLUDE MESSAGE_ENQUEUE_USER OBJECT DOKU ID TX
Call the maintenance transaction again later on.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FE127 - Data blocked by user &. ?

  The SAP error message FE127, which states "Data blocked by user &," typically indicates that a user has locked a particular data record or transaction in the SAP system. This can happen for various reasons, such as a user being in the middle of a transaction, a previous session not being properly closed, or a manual lock being placed on the data for maintenance or other purposes.
  Causes:
  
  User Lock: The user who is trying to access the data is blocked because another user has locked it.
  Session Issues: A previous session may not have been closed properly, leaving the data in a locked state.
  Manual Locking: An administrator or user may have manually locked the data for maintenance or other reasons.
  Transaction Errors: Errors during a transaction can sometimes leave data in a locked state.
  
  Solutions:
  
  Identify the Locking User: Use transaction code SM12 to check which user has locked the data. You can view the list of locks and identify the user who has the lock.
  Release the Lock: If you have the necessary permissions, you can release the lock from transaction SM12. Be cautious when doing this, as it may affect the user who is currently working with the data.
  Contact the Locking User: If possible, contact the user who has locked the data and ask them to release it or complete their transaction.
  Check for Background Jobs: Sometimes, background jobs can also lock data. Check transaction SM37 to see if any jobs are running that might be causing the lock.
  Wait and Retry: If the lock is temporary, you may simply need to wait for the user to complete their transaction and then try again.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM37: Monitor background jobs.
  SM21: Check system logs for any related errors.
  
  
  User Roles and Permissions: Ensure that users have the appropriate roles and permissions to access and modify the data.
  System Performance: Sometimes, performance issues can lead to locks not being released properly. Monitor system performance and consider optimizing if necessary.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or technical support for further investigation.