How To Fix PT_TMW_HEADER_CUST004 - Table &1 already being processed by user &2 in client &3

PT_TMW_HEADER_CUST004 - Overview

• Message type: E = Error

• Message class: PT_TMW_HEADER_CUST - TMW: Customizing Employee Data

• Message number: 004

• Message text: Table &1 already being processed by user &2 in client &3

What causes this issue?

You maintain client-independent tables in this view. Users can
sometimes lock each other out of view maintainance even in different
clients.

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?

Display the data (read-only) and/or inform the user who is locking data
maintenance.

Error message extract from SAP system. Copyright SAP SE.

PT_TMW_HEADER_CUST004 - Details

• The SAP error message PT_TMW_HEADER_CUST004 indicates that a specific table (denoted as &1) is currently being processed by another user (denoted as &2) in the specified client (denoted as &3). This typically occurs in the context of time management or payroll processing, where concurrent access to certain tables is restricted to prevent data inconsistencies.
  
  Cause:
  
  Concurrent Access: The error arises when two users attempt to access or modify the same data simultaneously. This is a common issue in systems where multiple users are working on similar tasks.
  Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. When one user is processing a table, it locks that table for other users until the processing is complete.
  Long-running Transactions: If a transaction takes too long to complete, it can lead to other users encountering this error while trying to access the same table.
  
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other