How To Fix FE127 - Data blocked by user &.

FE127 - Overview

• 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.

FE127 - Details

• 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