How To Fix W_DSD_01140 - System error in locking

SAP Error Message - Details

• Message type: E = Error

• Message class: W_DSD_01 - Global message class for DSD

• Message number: 140

• Message text: System error in locking

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message W_DSD_01140 - System error in locking ?

  The SAP error message W_DSD_01140 indicates a system error related to locking mechanisms within the SAP system, particularly in the context of the SAP Direct Store Delivery (DSD) module. This error typically arises when there is an issue with the locking of data records that are being accessed or modified by multiple users or processes simultaneously.
  Causes:
  
  Concurrent Access: Multiple users or processes trying to access or modify the same data record at the same time can lead to locking issues.
  Database Lock Table Overflow: If the lock table is full, new lock requests may fail, leading to this error.
  Long-Running Transactions: If a transaction takes too long to complete, it may hold locks longer than necessary, causing other transactions to fail.
  System Performance Issues: General performance issues in the SAP system can lead to delays in lock acquisition and release.
  Configuration Issues: Incorrect configuration of the DSD module or related components can also lead to locking problems.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. You can identify and delete unnecessary locks if they are held by users who are no longer active.
  Review Long-Running Transactions: Identify and optimize any long-running transactions that may be holding locks for extended periods.
  Increase Lock Table Size: If the lock table is frequently full, consider increasing its size. This can be done by adjusting the profile parameters in the SAP system.
  System Performance Tuning: Analyze and optimize the overall performance of the SAP system to ensure that transactions complete in a timely manner.
  User Training: Ensure that users are trained on best practices for using the DSD module to minimize concurrent access issues.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues related to locking.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to diagnose issues.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Performance Monitoring: Utilize tools like ST03N (Workload Analysis) and ST04 (Database Performance Analysis) to monitor system performance and identify bottlenecks.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.