How To Fix VL157 - Error when locking

VL157 - Overview

• Message type: E = Error

• Message class: VL -

• Message number: 157

• Message text: Error when locking

What causes this issue?

During the preparation of available requirements per plant for a
material, a lock error error occurred.

System Response

INCLUDE 'NA_NO_EXECUTION' OBJECT DOKU ID TX LANGUAGE E

How to fix this error?

INCLUDE 'NA_SYSAD1' OBJECT DOKU ID TX LANGUAGE E

Error message extract from SAP system. Copyright SAP SE.

VL157 - Details

• The SAP error message VL157 ("Error when locking") typically occurs in the context of logistics and inventory management, particularly when dealing with delivery processing. This error indicates that there was an issue with locking the relevant data during a transaction, which can prevent the system from proceeding with the operation.
  Causes of VL157 Error
  
  Concurrent Access: The most common cause is that another user or process is currently accessing the same data, leading to a lock conflict.
  Database Lock Issues: There may be issues with the database locks that are not being released properly, causing subsequent requests to fail.
  Long-running Transactions: If a transaction takes too long to complete, it may hold locks longer than expected, leading to conflicts with other transactions.
  System Performance Issues: High system load or performance issues can lead to delays in lock management, causing timeouts and errors.
  
  Configuration Issues: Incorrect configuration in the SAP system related to locking mechanisms or transport